{"title":"Télescopes solaires","description":"","products":[{"product_id":"celestron-eclipsmart-10x42-solar-binoculars","title":"Celestron Jumelles Solaires EclipSmart 10X42","description":"\u003c!-- more --\u003e\u003ch2\u003eCaractéristiques\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003eJumelles solaires EclipSmart haut de gamme dotées de la technologie de filtre Solar Safe pour une observation sûre du soleil garantie\u003c\/li\u003e\n\n\u003cli\u003eLes filtres solaires en verre non amovibles à double lentille sont entièrement conformes à la norme ISO12312-2 - Affichage sûr du soleil lorsqu'il est utilisé conformément aux instructions fournies.\u003c\/li\u003e\n\n\u003cli\u003eLe champ de vision généreux permet aux utilisateurs de localiser facilement le disque solaire et de visualiser l'intégralité du disque tout en observant\u003c\/li\u003e\n\n\u003cli\u003eObservez les détails naturels du Soleil avec la présentation des couleurs naturelles de l'image\u003c\/li\u003e\n\n\u003cli\u003eDurable et robuste pour une protection pendant l'utilisation et le stockage grâce au corps en aluminium blindé en caoutchouc\u003c\/li\u003e\n\n \u003cli\u003eMême avec leurs puissants filtres solaires, les optiques multicouches EclipSmart offrent des images à contraste élevé pour montrer clairement les détails du soleil\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eLorsque vous recherchez des performances haut de gamme et une sécurité supérieure dans l'optique, la gamme EclipSmart est la seule option. Qu'il s'agisse de l'observation des éclipses du 21 août 2017 ou de l'observation solaire générale, cette gamme de produits est celle qu'il vous faut.\u003c\/p\u003e\n\u003ch3\u003e Technologie de sécurité solaire\u003c\/h3\u003e\n\u003cp\u003e Les produits solaires EclipSmart sont dotés de la technologie de filtre Solar Safe offrant la protection ultime contre les rayonnements solaires nocifs, y compris les rayons infrarouges et UV, et filtrent 99,999 % de la lumière visible. La technologie de filtre Celestron Solar Safe est GARANTIE SÉCURITAIRE pour l'observation solaire directe et a été testée indépendamment par SAI Global Assurance Services.\u003c\/p\u003e \u003cp\u003eLes produits Solar Safe sont conformes et répondent aux exigences de transmission de la norme ISO 12312-2, Filtres pour l'observation directe du soleil, EN 1836:2005 + A1:2007 (E) pour un filtre E15 pour l'observation directe du soleil et, AS\/ NZS 1338.1:2012, Filtres pour protecteurs oculaires.\u003c\/p\u003e\n\u003ch3\u003e Vue cristalline :\u003c\/h3\u003e\n\u003cp\u003e Avec ses optiques multicouches, les jumelles Celestron EclipSmart 10x42 mm offrent des images à contraste élevé pour montrer clairement les détails du Soleil. La présentation des couleurs naturelles de l'image améliore également la vue du Soleil, permettant aux détails du Soleil d'être vus tels qu'ils sont réellement. Les jumelles Celestron EclipSmart 10x42 mm offrent également un champ de vision généreux permettant de voir une image complète du disque solaire.\u003c\/p\u003e\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003eCaractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\u003ctable\u003e\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eGrossissement\u003c\/td\u003e\n\n\u003ctd\u003e10x\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDiamètre de la lentille d'objectif \u003c\/td\u003e\n\n\u003ctd\u003e42mm (1. 65\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eChamp de vision angulaire\u003c\/td\u003e\n\n\u003ctd\u003e7°\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eChamp de vision linéaire (@1000 yds) \/ @1000 m)\u003c\/td\u003e\n\n\u003ctd\u003e400 pi (122 m)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eÉlève de sortie\u003c\/td\u003e\n\n\u003ctd\u003e4,2 mm (0,16\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSoulagement des yeux\u003c\/td\u003e\n\n\u003ctd\u003e12,7 mm (0,5\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMise au point rapprochée\u003c\/td\u003e\n\n\u003ctd\u003e27,2 pi (8,3 m)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDistance interpupillaire (max) \u003c\/td\u003e\n\n\u003ctd\u003e72mm (2.83\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDistance interpupillaire (min)\u003c\/td\u003e\n\n\u003ctd\u003e56mm (2.20\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003ePlage de réglage dioptrique\u003c\/td\u003e\n\n\u003ctd\u003e-4 à +8\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eFacteur Crépuscule\u003c\/td\u003e\n\n\u003ctd\u003eN \/ A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eLuminosité relative\u003c\/td\u003e\n\n\u003ctd\u003eN \/ A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRevêtements de lentilles\u003c\/td\u003e\n\n\u003ctd\u003eMulticouche\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eVerre à prisme (type)\u003c\/td\u003e\n\n\u003ctd\u003ePorro \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRevêtements de prisme\u003c\/td\u003e\n\n\u003ctd\u003eN \/ A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eLester\u003c\/td\u003e\n\n\u003ctd\u003e24 oz (680 g)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection environnementale\u003c\/td\u003e\n\n\u003ctd\u003eRésistant à l'eau\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRempli d'azote\u003c\/td\u003e\n\n\u003ctd\u003eNon\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eAdaptable sur trépied\u003c\/td\u003e\n\n\u003ctd\u003eNon\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMallette de transport\u003c\/td\u003e\n\n\u003ctd\u003echiffon doux\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n \u003ctr\u003e\n\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\n\u003ctd\u003e173 mm x 74 mm x 137 mm (6,8\" x 2,9\" x 5,4\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eAccessoires inclus\u003c\/td\u003e\n\n\u003ctd\u003eMallette de transport souple | Sangle binoculaire\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967179419933,"sku":"CEL-71238","price":125.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-EclipSmart-10x42-Binoculars-71238-1__84334.1599615582.1280.1280.jpg?v=1684338206"},{"product_id":"daystar-scout-60mm-ds-solar-telescope","title":"Daystar Télescope Solaire Solar Scout 60mm DS","description":"\u003c!-- more --\u003e\n\u003cp\u003eLes ingénieurs de Daystar ont fait de grands progrès en matière de réduction des coûts afin que nous puissions désormais proposer un télescope alpha H 60 mm de qualité à un prix inédit !\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e SS60DS COMPREND :\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Réfracteur Achromat Doublet 60 mm de qualité\u003c\/li\u003e\n\n\u003cli\u003e La mise au point frontale hélicoïdale avec une précision fine peut effectuer la mise au point pour le visuel et l'imagerie.\u003c\/li\u003e\n\n\u003cli\u003e Performances « Doublestack » sans frais supplémentaires\u003c\/li\u003e\n\n\u003cli\u003e Performances Quark* de qualité supérieure\u003c\/li\u003e\n\n\u003cli\u003e Câble d'alimentation micro-USB et chargeur mural américain\u003c\/li\u003e\n\n\u003cli\u003e Chercheur de « balles solaires »\u003c\/li\u003e\n\n\u003cli\u003e Pied de montage de style Vixen\/Photo\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e CARACTÉRISTIQUES:\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Distance focale effective de 930 mm\u003c\/li\u003e\n\n\u003cli\u003e Télescope H-alpha 40-60 mm au meilleur prix\u003c\/li\u003e\n\n\u003cli\u003e Performances « Doublestack » sans frais supplémentaires\u003c\/li\u003e\n\n\u003cli\u003e Précision robuste et précise : la mise au point frontale hélicoïdale ne peut pas glisser et ne fait pas tourner l'oculaire.\u003c\/li\u003e\n\n\u003cli\u003e Le chercheur Solar Bullet projette en toute sécurité sur un écran blanc.\u003c\/li\u003e\n\n\u003cli\u003e Ouverture de l'oculaire de 16 mm.\u003c\/li\u003e\n\n\u003cli\u003e Adaptable pour support \/ vues 2\" ou caméra\u003c\/li\u003e\n\n\u003cli\u003e Toujours connecté avec alimentation USB, 5 V 1,5 A\u003c\/li\u003e\n\n\u003cli\u003e Adaptateur mural 110-240VAC (batterie 24mAh disponible en option)\u003c\/li\u003e\n\n\u003cli\u003e Le bouton de réglage permet un décalage des ailes de +\/- 0,5 Å\u003c\/li\u003e\n\n\u003cli\u003e Indicateur LED pour l'alimentation, le préchauffage, prêt, défaut\u003c\/li\u003e\n\n\u003cli\u003e Garantie de 3 ans\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e * Le composant Quark n'est pas interchangeable sur le SS60ds. Les télescopes SS60 d'origine peuvent interchanger les composants optiques Quark, mais pour des besoins de réduction des coûts, le SS60ds dispose d'une construction conjointe tout-en-un.\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e","brand":"Daystar Filters","offers":[{"title":"Télescope uniquement","offer_id":44967458406685,"sku":"DAY-SS60DS","price":1393.0,"currency_code":"CAD","in_stock":true},{"title":"Empaqueter","offer_id":44967458472221,"sku":"DAY-SS60DSB","price":1673.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Daystar-SS60DS-1__03141.1597173356.1280.1280.jpg?v=1684342441"},{"product_id":"daystar-scout-60mm-solar-telescope-chromosphere","title":"Daystar Télescope Solar Scout 60mm Chromosphère","description":"\u003c!-- more --\u003e\u003cp\u003e Le DayStar Solar Scout est un télescope solaire Hydrogen Alpha dédié, avec une ouverture de 60 mm.\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003e\u003cstrong\u003eCOMPREND :\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e Télescope solaire de qualité en fibre de carbone Achromat Doublet 60mm\u003c\/span\u003e \u003cbr\u003e\u003cspan\u003eMise au point frontale hélicoïdale avec une précision fine\u003cbr\u003e Choisissez le modèle Prom ou Chrom sans frais supplémentaires\u003cbr\u003e Étui rigide environnemental\u003cbr\u003e Quark Daystar interchangeable*\u003cbr\u003e Chercheur 'Solar Bullet'\u003cbr\u003e Pied de montage style Vixen \/ Photo\u003cbr\u003e\u003cbr\u003e \u003cstrong\u003eCARACTÉRISTIQUES:\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e Distance focale effective de 930 mm\u003cbr\u003e Meilleur prix pour un télescope solaire dédié de 60 mm\u003cbr\u003e Modèle Proéminence ou Chromosphère sans surcoût\u003cbr\u003e Tube optique en fibre de carbone\u003cbr\u003e Précision robuste et précise : Helical Front-Focus ne peut pas glisser et ne fait pas tourner l'oculaire.\u003cbr\u003e Le détecteur Solar Bullet projette en toute sécurité sur un écran blanc.\u003cbr\u003e Ouverture d'oculaire transparente de 16 mm.\u003cbr\u003e Quark peut être déplacé vers d'autres instruments pour différents grossissements*\u003cbr\u003e Permuter le(s) filtre(s) pour différentes vues passe-bande\u003cbr\u003e Adaptable pour 2\" ou support de caméra\/vues\u003cbr\u003e Toujours sur bande avec alimentation USB, 5v 1.5amp\u003cbr\u003e Adaptateur mural 110-240VAC\u003cbr\u003e (Batterie 24mAh disponible en option)\u003cbr\u003e Le bouton de réglage permet un changement d'aile de +\/- 0,5 Å\u003cbr\u003e Indicateur LED pour alimentation, réchauffement, prêt, défaut\u003cbr\u003e Garantie 5 ans\u003c\/span\u003e\u003c\/p\u003e","brand":"Daystar Filters","offers":[{"title":"Default Title","offer_id":44967458603293,"sku":"DAY-SS60C","price":2233.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Daystar-Scout-60mm-Solar-Telescope-1__09145.1597173140.1280.1280.jpg?v=1684342449"},{"product_id":"daystar-scout-60mm-solar-telescope-prominence","title":"Daystar Télescope Solar Scout 60mm Prominence","description":"\u003c!-- more --\u003e \u003cp\u003eLe DayStar Solar Scout est un télescope solaire Hydrogen Alpha dédié, avec une ouverture de 60 mm.\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003e\u003cstrong\u003eCOMPREND :\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e Télescope solaire de qualité en fibre de carbone Achromat Doublet 60mm\u003cbr\u003e\u003c\/span\u003e \u003cspan\u003eMise au point frontale hélicoïdale avec une précision fine\u003cbr\u003e Choisissez le modèle Prom ou Chrom sans frais supplémentaires\u003cbr\u003e Étui rigide environnemental\u003cbr\u003e Quark Daystar interchangeable*\u003cbr\u003e Chercheur 'Solar Bullet'\u003cbr\u003e Pied de montage style Vixen \/ Photo\u003cbr\u003e\u003cbr\u003e \u003cstrong\u003eCARACTÉRISTIQUES:\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e Distance focale effective de 930 mm\u003cbr\u003e Meilleur prix pour un télescope solaire dédié de 60 mm\u003cbr\u003e Modèle Proéminence ou Chromosphère sans surcoût\u003cbr\u003e Tube optique en fibre de carbone\u003cbr\u003e Précision robuste et précise : Helical Front-Focus ne peut pas glisser et ne fait pas tourner l'oculaire.\u003cbr\u003e Le détecteur Solar Bullet projette en toute sécurité sur un écran blanc.\u003cbr\u003e Ouverture d'oculaire transparente de 16 mm.\u003cbr\u003e Quark peut être déplacé vers d'autres instruments pour différents grossissements*\u003cbr\u003e Permuter le(s) filtre(s) pour différentes vues passe-bande\u003cbr\u003e Adaptable pour 2\" ou support de caméra\/vues\u003cbr\u003e Toujours sur bande avec alimentation USB, 5v 1.5amp\u003cbr\u003e Adaptateur mural 110-240VAC\u003c\/span\u003e \u003cbr\u003e(Batterie 24mAh disponible en option)\u003cbr\u003e Le bouton de réglage permet un changement d'aile de +\/- 0,5 Å\u003cbr\u003e Indicateur LED pour alimentation, réchauffement, prêt, défaut\u003cbr\u003e Garantie 5 ans\u003c\/p\u003e","brand":"Daystar Filters","offers":[{"title":"Default Title","offer_id":44967458668829,"sku":"DAY-SS60P","price":2233.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Daystar-Scout-60mm-Solar-Telescope-1__64897.1597173089.1280.1280.jpg?v=1684342455"},{"product_id":"daystar-scout-80mm-solar-telescope-chromosphere","title":"Daystar Télescope Solar Scout 80mm Chromosphère","description":"\u003c!-- more --\u003e\u003cp\u003e Le DayStar Solar Scout est un télescope solaire Hydrogen Alpha dédié, avec une ouverture de 80 mm.\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003e\u003cstrong\u003eCOMPREND :\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e Lunette Achromat Doublet 80 mm de qualité\u003cbr\u003e Télescope solaire en fibre de carbone\u003cbr\u003e\u003c\/span\u003e \u003cspan\u003eMise au point frontale hélicoïdale avec une précision fine\u003cbr\u003e Choisissez le modèle Prom ou Chrom sans frais supplémentaires\u003cbr\u003e Étui rigide environnemental\u003cbr\u003e Quark Daystar interchangeable*\u003cbr\u003e Chercheur 'Solar Bullet'\u003cbr\u003e Pied de montage style Vixen \/ Photo\u003cbr\u003e\u003cbr\u003e \u003cstrong\u003eCARACTÉRISTIQUES:\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e Distance focale effective de 1400 mm\u003cbr\u003e Meilleur prix pour un télescope solaire dédié de 80 mm\u003cbr\u003e Modèle Proéminence ou Chromosphère sans surcoût\u003cbr\u003e Tube optique en fibre de carbone\u003cbr\u003e Précision robuste et précise : Helical Front-Focus ne peut pas glisser et ne fait pas tourner l'oculaire.\u003cbr\u003e Le détecteur Solar Bullet projette en toute sécurité sur un écran blanc.\u003cbr\u003e Ouverture totale de 22 mm.\u003cbr\u003e Quark peut être déplacé vers d'autres instruments pour différents grossissements*\u003c\/span\u003e \u003cbr\u003ePermuter le(s) filtre(s) pour différentes vues passe-bande\u003cbr\u003e Adaptable pour 2\" ou support de caméra\/vues\u003cbr\u003e Toujours sur bande avec alimentation USB, 5v 1.5amp\u003cbr\u003e Adaptateur mural 110-240VAC\u003cbr\u003e (Batterie 24mAh disponible en option)\u003cbr\u003e Le bouton de réglage permet un changement d'aile de +\/- 0,5 Å\u003cbr\u003e Indicateur LED pour alimentation, réchauffement, prêt, défaut\u003cbr\u003e Garantie 5 ans\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003e* L'application d'oculaires ou de composants de 2 \"et d'adaptateurs en T pour caméra nécessite des accessoires supplémentaires en option. La diagonale indiquée sur la photo est facultative.\u003c\/span\u003e\u003c\/p\u003e","brand":"Daystar Filters","offers":[{"title":"Default Title","offer_id":44967458767133,"sku":"DAY-SS80C","price":3493.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Daystar-Scout-80mm-Solar-Telescope-1__88127.1597172870.1280.1280.jpg?v=1684342436"},{"product_id":"daystar-scout-80mm-solar-telescope-prominence","title":"Daystar Télescope Solar Scout 80mm Prominence","description":"\u003c!-- more --\u003e\u003cp\u003e Le DayStar Solar Scout est un télescope solaire Hydrogen Alpha dédié, avec une ouverture de 80 mm.\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003e\u003cstrong\u003eCOMPREND :\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e Lunette Achromat Doublet 80 mm de qualité\u003cbr\u003e Télescope solaire en fibre de carbone\u003cbr\u003e\u003c\/span\u003e \u003cspan\u003eMise au point frontale hélicoïdale avec une précision fine\u003cbr\u003e Choisissez le modèle Prom ou Chrom sans frais supplémentaires\u003cbr\u003e Étui rigide environnemental\u003cbr\u003e Quark Daystar interchangeable*\u003cbr\u003e Chercheur 'Solar Bullet'\u003cbr\u003e Pied de montage style Vixen \/ Photo\u003cbr\u003e\u003cbr\u003e \u003cstrong\u003eCARACTÉRISTIQUES:\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e Distance focale effective de 1400 mm\u003cbr\u003e Meilleur prix pour un télescope solaire dédié de 80 mm\u003c\/span\u003e \u003cbr\u003eModèle Proéminence ou Chromosphère sans surcoût\u003cbr\u003e Tube optique en fibre de carbone\u003cbr\u003e Précision robuste et précise : Helical Front-Focus ne peut pas glisser et ne fait pas tourner l'oculaire.\u003cbr\u003e Le détecteur Solar Bullet projette en toute sécurité sur un écran blanc.\u003cbr\u003e Ouverture totale de 22 mm.\u003cbr\u003e Quark peut être déplacé vers d'autres instruments pour différents grossissements*\u003cbr\u003e Permuter le(s) filtre(s) pour différentes vues passe-bande\u003cbr\u003e Adaptable pour 2\" ou support de caméra\/vues\u003cbr\u003e Toujours sur bande avec alimentation USB, 5v 1.5amp\u003cbr\u003e Adaptateur mural 110-240VAC\u003cbr\u003e (Batterie 24mAh disponible en option)\u003cbr\u003e Le bouton de réglage permet un changement d'aile de +\/- 0,5 Å\u003cbr\u003e Indicateur LED pour alimentation, réchauffement, prêt, défaut\u003cbr\u003e Garantie 5 ans\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003e* L'application d'oculaires ou de composants de 2 \"et d'adaptateurs en T pour caméra nécessite des accessoires supplémentaires en option. La diagonale indiquée sur la photo est facultative.\u003c\/span\u003e\u003c\/p\u003e","brand":"Daystar Filters","offers":[{"title":"Default Title","offer_id":44967458832669,"sku":"DAY-SS80P","price":3493.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Daystar-Scout-80mm-Solar-Telescope-1__84313.1597172829.1280.1280.jpg?v=1684342439"},{"product_id":"daystar-sr-127mm-solar-telescope-0-3-0-7a-pe-grade","title":"Daystar Télescope SR 127mm - 0.3-0.7Å Grade PE","description":"\u003c!-- more --\u003e\u003cp\u003e Télescope solaire complet, ouverture de 127 mm entièrement intégré.\u003cbr\u003e Modèle de proéminence. FWHM 0,6 Å - 0,9 Å\u003c\/p\u003e\n\u003cp\u003e NOUVEAU tube léger et court avec pare-buée rétractable\u003cbr\u003e La conception dédiée offre un contrôle Quantum entièrement intégré pour une configuration et un fonctionnement faciles. \u003cbr\u003eDoublet achromatique de qualité 127 mm. Conçu, enduit et figuré sur mesure pour Hydrogen Alpha\u003cbr\u003e Distance focale : 2667 mm\u003cbr\u003e La nouvelle conception compacte ne mesure que 29 pouces de long et ne pèse que 13 lb, y compris les anneaux de montage et la queue d'aronde!\u003cbr\u003e Lecture numérique et contrôle de réglage de précision.\u003cbr\u003e Précision jusqu'à 0,01 Å dans la longueur d'onde centrale. 12 VCC\u003cbr\u003e Utilise une alimentation 12 V CC pouvant fonctionner sur piles.\u003cbr\u003e Même logiciel Quantum Control compatible\u003cbr\u003e Disponible en Chromosphere, Prominence ou passe-bande spécifique en grade PE.\u003cbr\u003e Rail en acier robuste de 2 pouces et porte-oculaire à pignon et crémaillère pour plus de solidité.\u003cbr\u003e Filtration DayStar entièrement intégrée avec contrôle DayStar Quantum classique.\u003cbr\u003e Comprend des anneaux de montage avec queue d'aronde Vixen.\u003cbr\u003e Comprend des \"clés d'alignement\" de recherche solaire à puissance nulle.\u003cbr\u003e Livré dans un étui Pelican Storm.\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eLa \u003cstrong\u003esérie de grades\u003c\/strong\u003e \u003cstrong\u003eQuantum SE\u003c\/strong\u003e est conçue pour la plupart des applications amateurs et certaines applications académiques. Ces filtres répondent aux critères critiques de contrôle de qualité DayStar applicables dans tous les environnements visuels et certains environnements photographiques.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eNotre \u003cstrong\u003esérie de grades Quantum PE\u003c\/strong\u003e est conçue pour les études de recherche professionnelles et les applications dans lesquelles une homogénéité de précision et des valeurs de transmission sur bande sur la surface du substrat sont requises. Ces filtres nécessitent des étapes de contrôle qualité supplémentaires et un temps de fabrication et de test supplémentaire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003eCaractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cp\u003e\u003cspan\u003eOuverture claire : 127 mm\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eDistance focale : 2667 mm\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eLa distance focale avec réducteur de focale est de 1355 mm.\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eDistorsion \u0026lt;0.6Å\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eOTA en fibre de carbone.\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eLongueur du télescope : 31,1\" avec le pare-buée rétracté\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003ePoids du télescope : 13,6 lb\u003c\/span\u003e\u003c\/p\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Daystar Filters","offers":[{"title":"0,7Å \/ PE","offer_id":44967458898205,"sku":"DAY-.7SR127PE","price":22386.0,"currency_code":"CAD","in_stock":true},{"title":"0,6Å \/ PE","offer_id":44967458930973,"sku":"DAY-.6SR127PE","price":27986.0,"currency_code":"CAD","in_stock":true},{"title":"0.5Å \/ PE","offer_id":44967458963741,"sku":"DAY-.5SR127PE","price":33586.0,"currency_code":"CAD","in_stock":true},{"title":"0,4Å \/ PE","offer_id":44967458996509,"sku":"DAY-.4SR127PE","price":41986.0,"currency_code":"CAD","in_stock":true},{"title":"0,3Å \/ PE","offer_id":44967459029277,"sku":"DAY-.3SR127PE","price":50386.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Daystar-SR127QT-1__64064.1597171530.1280.1280.jpg?v=1684342445"},{"product_id":"daystar-sr-127mm-solar-telescope-prominence-se-grade","title":"Daystar Télescope SR 127mm Prominence - Grade SE","description":"\u003c!-- more --\u003e \u003cp\u003eTélescope solaire complet, ouverture de 127 mm entièrement intégré.\u003cbr\u003e Modèle de proéminence. FWHM 0,6 Å - 0,9 Å\u003c\/p\u003e\n\u003cp\u003e NOUVEAU tube léger et court avec pare-buée rétractable\u003cbr\u003e La conception dédiée offre un contrôle Quantum entièrement intégré pour une configuration et un fonctionnement faciles.\u003cbr\u003e Doublet achromatique de qualité 127 mm. Conçu, enduit et figuré sur mesure pour Hydrogen Alpha\u003cbr\u003e Distance focale : 2667 mm\u003cbr\u003e La nouvelle conception compacte ne mesure que 29 pouces de long et ne pèse que 13 lb, y compris les anneaux de montage et la queue d'aronde!\u003cbr\u003e Lecture numérique et contrôle de réglage de précision.\u003cbr\u003e Précision jusqu'à 0,01 Å dans la longueur d'onde centrale. 12 VCC\u003cbr\u003e Utilise une alimentation 12 V CC pouvant fonctionner sur piles.\u003cbr\u003e Même logiciel Quantum Control compatible\u003cbr\u003e Disponible en Chromosphere, Prominence ou passe-bande spécifique en grade PE.\u003cbr\u003e Rail en acier robuste de 2 pouces et porte-oculaire à pignon et crémaillère pour plus de solidité.\u003cbr\u003e Filtration DayStar entièrement intégrée avec contrôle DayStar Quantum classique.\u003cbr\u003e Comprend des anneaux de montage avec queue d'aronde Vixen.\u003cbr\u003e Comprend des \"clés d'alignement\" de recherche solaire à puissance nulle.\u003cbr\u003e Livré dans un étui Pelican Storm.\u003c\/p\u003e\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003eCaractéristiques \u003c\/p\u003e\n\n\u003cdiv\u003e\u003cp\u003e\u003cspan\u003eOuverture claire : 127 mm\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eDistance focale : 2667 mm\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eLa distance focale avec réducteur de focale est de 1355 mm.\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eDistorsion \u0026lt;0.6Å\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eOTA en fibre de carbone.\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eLongueur du télescope : 31,1\" avec le pare-buée rétracté\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003ePoids du télescope : 13,6 lb\u003c\/span\u003e\u003c\/p\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Daystar Filters","offers":[{"title":"Default Title","offer_id":44967459258653,"sku":"DAY-SR127QTP","price":11193.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Daystar-SR127QT-1__92628.1597171366.1280.1280.jpg?v=1684342451"},{"product_id":"daystar-sr-127mm-solar-telescope-chromosphere-se-grade","title":"Daystar Télescope SR 127mm Chromosphere - Grade SE","description":"\u003c!-- more --\u003e\u003cp\u003e Télescope solaire complet, ouverture de 127 mm entièrement intégré.\u003cbr\u003e Modèle de chromosphère. FWHM 0,3 Å - 0,5 Å\u003c\/p\u003e\n\u003cp\u003e NOUVEAU tube léger et court avec pare-buée rétractable\u003cbr\u003e La conception dédiée offre un contrôle Quantum entièrement intégré pour une configuration et un fonctionnement faciles.\u003cbr\u003e Doublet achromatique de qualité 127 mm. Conçu, enduit et figuré sur mesure pour Hydrogen Alpha\u003cbr\u003e Distance focale : 2667 mm \u003cbr\u003eLa nouvelle conception compacte ne mesure que 29 pouces de long et ne pèse que 13 lb, y compris les anneaux de montage et la queue d'aronde!\u003cbr\u003e Lecture numérique et contrôle de réglage de précision.\u003cbr\u003e Précision jusqu'à 0,01 Å dans la longueur d'onde centrale. 12 VCC\u003cbr\u003e Utilise une alimentation 12 V CC pouvant fonctionner sur piles.\u003cbr\u003e Même logiciel Quantum Control compatible\u003cbr\u003e Disponible en Chromosphere, Prominence ou passe-bande spécifique en grade PE.\u003cbr\u003e Rail en acier robuste de 2 pouces et porte-oculaire à pignon et crémaillère pour plus de solidité.\u003cbr\u003e Filtration DayStar entièrement intégrée avec contrôle DayStar Quantum classique.\u003cbr\u003e Comprend des anneaux de montage avec queue d'aronde Vixen.\u003cbr\u003e Comprend des \"clés d'alignement\" de recherche solaire à puissance nulle.\u003cbr\u003e Livré dans un étui Pelican Storm.\u003c\/p\u003e\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003eCaractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cp\u003eOuverture claire : 127 mm\u003cbr\u003e Distance focale : 2667 mm\u003cbr\u003e La distance focale avec réducteur de focale est de 1355 mm.\u003cbr\u003e Distorsion \u0026lt;0.6Å\u003cbr\u003e OTA en fibre de carbone.\u003cbr\u003e Longueur du télescope : 31,1\" avec le pare-buée rétracté\u003cbr\u003e Poids du télescope : 13,6 lb\u003c\/p\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Daystar Filters","offers":[{"title":"Default Title","offer_id":44967459356957,"sku":"DAY-SR127QTC","price":13993.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Daystar-SR127QT-1__02841.1597171249.1280.1280.jpg?v=1684342456"},{"product_id":"lunt-ls60mt-modular-solar-telescope-pressure-tuned","title":"Télescope Solaire Modulaire LS60MT - Pressure Tuned","description":"\u003c!-- more --\u003e\n\u003cp\u003eDoté de la meilleure résolution de sa catégorie et d'une configuration optique de qualité professionnelle\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Comprend :\u003cul\u003e\n\n\u003cli\u003e Télescope LS60MT avec module Alpha à hydrogène\u003c\/li\u003e\n\n\u003cli\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e Clapet avec filetage 1\/4-20\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e Taille de l'image 4,2 mm\u003c\/li\u003e\n\n\u003cli\u003e Passe-bande \u0026gt;.65a (pile unique)\u003c\/li\u003e\n\n\u003cli\u003e Passe-bande \u0026gt;.45a (double pile)\u003c\/li\u003e\n\n\u003cli\u003e À utiliser avec : filtres à hydrogène Alpha, CaK et lumière blanche, diagonale d'étoile standard (utilisation nocturne et terrestre)\u003c\/li\u003e\n\n\u003cli\u003e Distance focale de 420 mm\u003c\/li\u003e\n\n\u003cli\u003e Réfracteur doublet ED, FPL51 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_Lunt_Modular_Telescope_Banner.jpeg?v=1684343446\" alt=\"Bannière du télescope modulaire Lunt\" width=\"1020\" height=\"1020\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eTous les télescopes modulaires Lunt LS60MT\u003cspan class=\"Apple-converted-space\"\u003e\u003c\/span\u003e nécessite un filtre bloquant Lunt pour une utilisation de jour.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e Quel filtre bloquant est fait pour vous ?\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e B600– pour usage visuel\u003c\/li\u003e\n\n\u003cli\u003e B1200 – pour un champ de vision plus large et des applications d’imagerie\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e Les diagonales B600 et B1200 peuvent être commandées en version standard (diagonale) ou droite. Si vous ne désignez pas le type souhaité dans le champ des notes lors du paiement, l'ordre par défaut sera le standard.\u003c\/p\u003e\n\u003ch2\u003e Télescope modulaire LS60MT\u003c\/h2\u003e \u003cp\u003eLe LUNT Solar LS60MT est le plus petit et le plus portable de la nouvelle gamme de télescopes modulaires. Vous pouvez profiter de ce nouveau télescope polyvalent de 60 mm avec sa nouvelle lentille ED Doublet dans toutes nos longueurs d'onde disponibles, pour une véritable lunette à emporter qui offrira d'excellentes vues dans toutes ses configurations. Le télescope LS60MT offre une visualisation solaire stellaire dans sa configuration par défaut avec le module Hydrogen Alpha fourni, son ouverture de 60 mm permettant à l'observateur de regarder le soleil avec une clarté dégagée sans précédent dans l'industrie. Explorez les subtilités et les caractéristiques présentes sur le soleil avec des détails étonnants en utilisant notre véritable système de pression de réglage Doppler ; cela permettra au spectateur de changer sa vision du soleil avec les réglages les plus fins, en ajustant simplement la pression à l'intérieur du système. Le Lunt LS60MT peut être utilisé avec certains de vos accessoires préférés, tels que les TecnoSky Binoviewers, de nuit comme de jour ! Grâce à ses optiques récemment mises à jour, vous pouvez observer les caractéristiques dépasser virtuellement du soleil et voir notre étoile la plus proche comme vous ne l'avez jamais fait auparavant, dans toute sa splendeur.\u003c\/p\u003e \u003ch2\u003eTélescope nocturne LS60MT\u003c\/h2\u003e\n\u003cp\u003e Véritable télescope portable, le New Lunt Solar Systems LS60MT est certainement le choix qu'il vous faut. Facilement configurable, le 60MT offrira les excellentes capacités de visualisation de l'hydrogène alpha pour lesquelles Lunt Solar Systems est connu dans le monde entier, tout en vous donnant la possibilité de poursuivre votre observation avec la lumière blanche, le calcium K, la visualisation terrestre et nocturne à une ouverture de 70 mm dans son configuration de nuit ! Explorez la majesté des proéminences du Soleil, des filaments et d'autres phénomènes de surface pendant la journée, et lorsque le Soleil se couche enfin, passez à une promenade nocturne dans notre Galaxie avec un minimum d'effort. Le 60MT a été conçu dans un souci de simplicité, garantissant votre transition de la visualisation de jour à la visualisation de nuit en quelques minutes seulement. Équipé d'un objectif FPL51 ED Doublet et d'un porte-oculaire Crayford 2″ extrêmement performant, le LS60MT ravira à coup sûr dans n'importe quelle configuration ! Qu'il s'agisse d'hydrogène Alpha, de lumière blanche, de calcium K ou de visualisation nocturne et terrestre, le 60MT peut tout faire !\u003c\/p\u003e \u003ch2\u003eTélescope polyvalent\u003c\/h2\u003e\n\u003cp\u003e Le 60MT dans sa configuration de base est livré avec les options d'hydrogène alpha, avec le module Hydrogen Alpha fourni en standard, et de visualisation nocturne avec un minimum d'accessoires nécessaires. Le 60MT offrira une superbe visualisation Hydrogen Alpha comme on peut s'y attendre d'un télescope Lunt, et avec sa lentille ED Doublet mise à jour, fournira des vues intensément nettes et nettes pendant chaque session de visualisation. Si vous avez aimé le télescope dédié 60 mm Hydrogen Alpha de Lunt Solar Systems, le LS60MT vous offrira tout ce que vous désirez, et plus encore !\u003c\/p\u003e\n\u003ch2\u003e Véritable réglage Doppler\u003c\/h2\u003e \u003cp\u003eIl est important de noter que le réglage True Doppler permet de se déplacer vers l'utilisateur et de s'en éloigner, ajoutant ainsi un composant de type 3D à l'expérience visuelle. Certes, son effet sur les proms est minime en raison de leur emplacement au bord du disque, mais il a un effet sur les filaments ainsi que sur les régions actives de la surface. De plus, lorsqu'il regarde un filament au centre du Soleil, l'utilisateur a la possibilité d'effectuer un décalage Doppler de la base du filament vers la pointe.\u003cspan class=\"Apple-converted-space\"\u003e\u003c\/span\u003e De cette façon, suivez le filament à travers sa structure vers vous et loin de vous.\u003cspan class=\"Apple-converted-space\"\u003e\u003c\/span\u003e Étonnamment, cela permet une capacité visuelle et d’imagerie améliorée pour l’observateur ainsi qu’un outil de recherche pour l’amateur passionné. De plus, le système de réglage de la pression fournit un ordre de grandeur plus précis dans le réglage des caractéristiques souhaitées.\u003c\/p\u003e\n\u003cp align=\"center\"\u003e \u003cfont size=\"4\"\u003e\u003cstrong\u003eEnvie d'accessoiriser ? Jetez un oeil à\u003c\/strong\u003e\u003c\/font\u003e\u003c\/p\u003e \u003cp align=\"center\"\u003e\u003cfont size=\"4\"\u003e\u003ca title=\"Pack de démarrage Lunt 60MT\" href=\"https:\/\/davidastro.com\/lunt-ls60mt-modular-solar-telescope-starter-package\/\" target=\"_blank\" rel=\"noopener\"\u003ePack de démarrage Lunt 60MT\u003c\/a\u003e\u003c\/font\u003e\u003c\/p\u003e\n\u003ch2\u003e Accessoires optionnels\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e Porte-oculaire tactile Starlight Feather\u003c\/li\u003e\n\n\u003cli\u003e Visionneuse binoculaire TecnoSky\u003c\/li\u003e\n\n\u003cli\u003e Porte-oculaire à crémaillère et pignon de 2″\u003c\/li\u003e\n\n\u003cli\u003e Sun Finder : Chercheur de sol de Televue\u003c\/li\u003e\n\n\u003cli\u003e Module double pile (LS50FHa et LS60FHa)\u003c\/li\u003e\n\n\u003cli\u003e Module Calcium K\u003c\/li\u003e\n\n\u003cli\u003e Filtre de lumière blanche (options 1,25″ ou 2″)\u003c\/li\u003e\n\n\u003cli\u003e Diagonale de nuit standard\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cdiv data-custom-tab=\"\"\u003e\n\n\u003cp data-custom-tab-title=\"\"\u003e Caractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cul\u003e\n\n\u003cli\u003e Ouverture optique :\u003c\/li\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e hydrogène Alpha de 60 mm,\u003c\/li\u003e\n\n\u003cli\u003e 70 mm de nuit, calcium K, lumière blanche, utilisation terrestre\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cli\u003e Etalon : Interne \u0026lt;0,65 Angström (\u0026lt;0,5 Double Stacked avec 50\/60FHa)\u003c\/li\u003e\n\n\u003cli\u003e Réglage : réglage de la pression interne (réglage Doppler True)\u003c\/li\u003e\n\n\u003cli\u003e Distance focale : 420\u003c\/li\u003e\n\n\u003cli\u003e Rapport F : F\/7\u003c\/li\u003e\n\n\u003cli\u003e Objectif : ED Doublet, FPL51\u003c\/li\u003e\n\n\u003cli\u003e Filtre de blocage B600 ou B1200\u003c\/li\u003e\n\n\u003cli\u003e Options de mise au point :\u003c\/li\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Porte-oculaire Crayford 2″ avec réduction 10:1\u003c\/li\u003e\n\n\u003cli\u003e Focuser à crémaillère et pignon 2″ avec réduction 10:1\u003c\/li\u003e\n\n\u003cli\u003e Porte-oculaire Feather-Touch 2″ avec réduction 10:1\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cli\u003e Comprend : Clamshell avec filetage 1\/4 × 20\u003c\/li\u003e\n\n\u003cli\u003e Rangement : étui rigide en aluminium avec mousse ajustée\u003c\/li\u003e\n\n \u003cli\u003ePoids : 7 kg \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B600","offer_id":44967528104221,"sku":"LSS-LS60MT\/B600R\u0026P","price":2233.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-60mm-Modular-Telescope-1__00090.1598200368.1280.1280.jpg?v=1684343468"},{"product_id":"lunt-ls80mt-modular-solar-telescope-pressure-tuned","title":"Lunt Télescope Solaire Modulaire LS80MT - Pressure Tuned","description":"\u003c!-- more --\u003e\n\u003cp\u003e Le télescope modulaire Lunt LS80MT, doté de la meilleure résolution de sa catégorie et d'une configuration optique de qualité professionnelle\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Taille de l'image : 5,6 mm\u003c\/li\u003e\n\n\u003cli\u003e Réfracteur double F7 ED, verre FPL53\u003c\/li\u003e\n\n\u003cli\u003e Passe-bande \u0026gt;.65a (pile unique)\u003c\/li\u003e\n\n\u003cli\u003e Passe-bande \u0026gt;.45a (double pile) - \u003cspan\u003eSFPT\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e À utiliser avec : filtres à hydrogène Alpha, CaK et lumière blanche, diagonale d'étoile standard (utilisation nocturne et terrestre)\u003c\/li\u003e\n\n\u003cli\u003e 560 focale \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_Lunt_Modular_Telescope_Banner.jpeg?v=1684343446\" alt=\"Bannière de télescope modulaire\" width=\"1028\" height=\"1028\"\u003e\u003c\/p\u003e\n\u003ch3\u003e Tous les télescopes modulaires Lunt LS80MT nécessitent un filtre de blocage Lunt pour une utilisation de jour.\u003c\/h3\u003e\n\u003ch3\u003e Quel filtre bloquant est fait pour vous ?\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB1200\u003c\/strong\u003e – pour usage visuel\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB1800\u003c\/strong\u003e – pour un champ de vision plus large et des applications d’imagerie\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e Les diagonales B1200 et B1800 peuvent être commandées en version standard (diagonale) ou droite. Si vous ne désignez pas le type souhaité dans le champ des notes lors du paiement, l'ordre par défaut sera le standard.\u003c\/p\u003e\n\u003ch2\u003e Télescope modulaire LS80MT\u003c\/h2\u003e \u003cp\u003eLe nouveau Lunt LS80MT est un télescope modulaire puissant, prenant l'un des télescopes de taille les plus populaires de Lunt Solar Systems et le rendant encore plus fonctionnel ! Avec une ouverture de 80 mm, avec un objectif double FPL53, le LS80MT est un réfracteur ED aligné avec précision qui est conçu pour impressionner, que vous poursuiviez les régions actives du Soleil ou que vous passiez au crible les étoiles de la Voie lactée. En mode pile unique en configuration Hydrogen Alpha, le LS80MT offre d'excellentes prouesses de visualisation à une bande passante \u0026lt; 0,7 angströms avec le célèbre système Doppler True Tuning (réglage de la pression) de Lunt. Mais ne dormez pas sur ses capacités simplement parce que le Soleil se couche !\u003c\/p\u003e\n\u003ch2\u003e SFPT – Module interne double pile pour LS80MT\u003c\/h2\u003e \u003cp\u003eLe double empilage offre une vue haute définition véritablement améliorée des détails de la surface du Soleil. Notamment, cela abaisse la bande passante du système de \u0026lt;0,7 Angström à \u0026lt;0,5 Angström, ce qui fait vraiment « pop » la surface ! Le Lunt LS80MT peut être empilé en interne avec l'unité SFPT au moment de l'achat ou à tout moment par la suite. Le télescope LS80MT n’aura pas besoin d’être renvoyé à l’usine pour être empilé deux fois.\u003c\/p\u003e\n\u003ch2\u003e Télescope nocturne LS80MT\u003c\/h2\u003e \u003cp\u003eLivré en standard avec l'objectif FPL 53 Doublet, le LS80MT se transforme d'un télescope Alpha à hydrogène à part entière en un télescope nocturne ou terrestre en quelques instants seulement. Retirez votre ou vos modules Hydrogen Alpha si vous êtes doublement empilés, et remplacez-les par la plaque de support et le porte-oculaire (en option\/disponibles en packages) pour commencer à voyager entre les étoiles la nuit ou pour des applications terrestres pendant la journée. Le nec plus ultra en matière de transportabilité, le LS80MT est suffisamment grand pour impressionner même les astronomes les plus chevronnés, tout en conservant une taille appropriée pour être transporté dans un avion en voyage.\u003c\/p\u003e\n\u003ch2\u003e Télescope polyvalent\u003c\/h2\u003e \u003cp\u003eAvec la nouvelle gamme de télescopes modulaires de Lunt Solar Systems, la polyvalence est le maître mot ; et le LS80MT n'est pas en reste pour être utilisé avec toutes nos longueurs d'onde populaires (Hydrogen Alpha, White Light, Calcium K), vous ne manquerez jamais de possibilités de visualisation. Et à 80 mm, le LS80MT a la taille parfaite pour une visualisation moins que parfaite lors de la configuration Hydrogen Alpha, ce qui en fait un choix populaire et parfait pour les applications en centre-ville.\u003c\/p\u003e\n\u003ch2\u003e Véritable réglage Doppler\u003c\/h2\u003e \u003cp\u003eIl est important de noter que \u003ca href=\"https:\/\/luntsolarsystems.com\/shop\/builder-product\/custom-telescope\/#doppler-true-tuning-included\"\u003ele réglage True Doppler\u003c\/a\u003e permet de se déplacer vers l'utilisateur et de s'en éloigner, ajoutant ainsi un composant de type 3D à l'expérience visuelle. Certes, son effet sur les proms est minime en raison de leur emplacement au bord du disque, mais il a un effet sur les filaments ainsi que sur les régions actives de la surface. De plus, lorsqu'il regarde un filament au centre du Soleil, l'utilisateur a la possibilité d'effectuer un décalage Doppler de la base du filament vers la pointe. De cette façon, suivez le filament à travers sa structure vers vous et loin de vous. Étonnamment, cela permet une capacité visuelle et d’imagerie améliorée pour l’observateur ainsi qu’un outil de recherche pour l’amateur passionné. De plus, le système de réglage de la pression fournit un ordre de grandeur plus précis dans le réglage des caractéristiques souhaitées.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 align=\"center\"\u003e Envie d'accessoiriser ? Jetez un oeil à\u003c\/h2\u003e \u003cp align=\"center\"\u003e\u003cfont size=\"4\"\u003e\u003ca title=\"Ensemble observateur Lunt LS80MT\" href=\"https:\/\/davidastro.com\/lunt-ls80mt-modular-solar-telescope-starter-package\/\" target=\"_blank\" rel=\"noopener\"\u003eEnsemble de démarrage Lunt LS80MT\u003c\/a\u003e\u003c\/font\u003e\u003c\/p\u003e\n\u003ch2\u003e Accessoires optionnels\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e Porte-oculaire à crémaillère et pignon de 2″\u003c\/li\u003e\n\n\u003cli\u003e Porte-oculaire tactile Starlight Feather\u003c\/li\u003e\n\n\u003cli\u003e Diagonale de nuit standard\u003c\/li\u003e\n\n\u003cli\u003e Module double pile\u003c\/li\u003e\n\n\u003cli\u003e Module Calcium K\u003c\/li\u003e\n\n\u003cli\u003e Filtre de lumière blanche\u003c\/li\u003e\n\n\u003cli\u003e Réducteur\/aplatisseur de champ .8x CAA \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp align=\"center\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_Lunt_Included_Case.jpeg?v=1684343454\" alt=\"Étui inclus\"\u003e\u003c\/p\u003e\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003e Caractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cul\u003e\n\n\u003cli\u003e Ouverture optique : 80 mm\u003c\/li\u003e\n\n\u003cli\u003e Etalon : Interne \u0026lt;0,65 Angström (\u0026lt;0,5 Double Stacked avec DSII\/SFPT)\u003c\/li\u003e\n\n\u003cli\u003e Réglage : réglage de la pression interne (réglage Doppler True)\u003c\/li\u003e\n\n\u003cli\u003e Réfracteur Doublet ED, verre FPL53\u003c\/li\u003e\n\n\u003cli\u003e Distance focale : 560\u003c\/li\u003e\n\n\u003cli\u003e Rapport F : F\/7\u003c\/li\u003e\n\n\u003cli\u003e Filtre de blocage B1200 ou B1800\u003c\/li\u003e\n\n\u003cli\u003e Options de mise au point :\u003cul\u003e\n\n\u003cli\u003e Porte-oculaire Crayford 2″ avec réduction 10:1\u003c\/li\u003e\n\n\u003cli\u003e Focuser à crémaillère et pignon 2″ avec réduction 10:1\u003c\/li\u003e\n\n\u003cli\u003e Porte-oculaire Feather-Touch 2″ avec réduction 10:1\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e Comprend : Queue d'aronde de 6 ″, nouvelle poignée de recherche de point rouge, ensemble d'anneau de montage, porte-oculaire Crayford de 2 ″\u003c\/li\u003e\n\n\u003cli\u003e Rangement : étui rigide en aluminium avec mousse ajustée\u003c\/li\u003e\n\n\u003cli\u003e Poids : 9,25 livres\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003c\/div\u003e\n\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003e Dans la boite\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cul\u003e\n\n \u003cli\u003eTélescope modulaire avec filtre de blocage B1200\u003c\/li\u003e\n\n\u003cli\u003e Diagonale et adaptateur de 2 pouces\u003c\/li\u003e\n\n\u003cli\u003e 1,25″ Diagonale de 45 degrés\u003c\/li\u003e\n\n\u003cli\u003e Ensemble poignée point rouge et anneau de montage\u003c\/li\u003e\n\n\u003cli\u003e Queue d'aronde de 6 pouces\u003c\/li\u003e\n\n\u003cli\u003e Plaque de support et mise au point\u003c\/li\u003e\n\n\u003cli\u003e Oculaire Lunt 19 mm\u003c\/li\u003e\n\n\u003cli\u003e Étui rigide fini en aluminium avec mousse ajustée \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B1200","offer_id":44967530201373,"sku":"LSS-LS80MT\/B1200R\u0026P","price":4473.0,"currency_code":"CAD","in_stock":true},{"title":"B1800","offer_id":44967530299677,"sku":"LSS-LS80MT\/B1800R\u0026P","price":4893.0,"currency_code":"CAD","in_stock":true},{"title":"No Blocking Filter (LUNT BLOCKING FILTER IS REQUIRED TO USE THE SCOPE)","offer_id":50874734182685,"sku":"LSS-LS80MT\/R\u0026P","price":3633.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LS80MT-1__84598.1598211029.1280.1280.jpg?v=1684343484"},{"product_id":"lunt-ls100mt-modular-solar-telescope-pressure-tuned","title":"Lunt Télescope Solaire Modulaire LS100MT - Pressure Tuned","description":"\u003c!-- more --\u003e\n\u003cp\u003e Le nouveau télescope modulaire Lunt LS100MT, doté de la meilleure résolution de sa catégorie et d'une configuration optique de qualité professionnelle\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e 7.1 Taille de l'image\u003c\/li\u003e\n\n\u003cli\u003e Passe-bande \u0026gt;.65a (pile unique)\u003c\/li\u003e\n\n\u003cli\u003e Passe-bande \u0026gt;.45a (double pile) - SFPT\u003c\/li\u003e\n\n\u003cli\u003e Comprend : queue d'aronde de 8 po, nouvelle poignée à point rouge, ensemble d'anneau de montage\u003c\/li\u003e\n\n\u003cli\u003e Porte-oculaire à crémaillère et pignon 2\"\u003c\/li\u003e\n\n\u003cli\u003e À utiliser avec : filtres à hydrogène Alpha, CaK et lumière blanche, diagonale d'étoile standard (utilisation nocturne et terrestre)\u003c\/li\u003e\n\n\u003cli\u003e 714 Distance focale\u003c\/li\u003e\n\n\u003cli\u003e Réfracteur Triplet ED APO, FPL 53\u003c\/li\u003e\n\n\u003cli\u003e Rapport F\/7\u003c\/li\u003e\n\n\u003cli\u003e Poids : 12,7 livres \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_Lunt_Modular_Telescope_Banner.jpeg?v=1684343446\" alt=\"Bannière du télescope modulaire Lunt\" width=\"1020\" height=\"1020\"\u003e\u003c\/p\u003e\n\n\u003ch2\u003e Tous les télescopes modulaires Lunt LS100MT nécessitent un filtre de blocage Lunt pour une utilisation de jour.\u003c\/h2\u003e\n\n\u003ch2\u003e Quel filtre bloquant est fait pour vous ?\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB1200\u003c\/strong\u003e – pour usage visuel\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB1800\u003c\/strong\u003e – pour un champ de vision plus large et des applications d’imagerie\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eB3400\u003c\/strong\u003e – pour un champ de vision plus large et des applications d’imagerie avec des capteurs plus grands\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e Les diagonales B1200 et B1800 peuvent être commandées en version standard (diagonale) ou droite. Si vous ne désignez pas le type souhaité dans le champ des notes lors du paiement, l'ordre par défaut sera le standard.\u003c\/p\u003e\n\n\u003ch2\u003e Télescope modulaire LS100MT\u003c\/h2\u003e\n\n\u003cp\u003e Le LS100MT rejoint la gamme de nouveaux télescopes modulaires Lunt Solar Systems, vous permettant de profiter de la gamme complète d'observation astronomique avec un seul télescope. Avec une ouverture de 100 mm, le LS100MT est suffisamment grand pour impressionner dans n'importe quelle configuration, tout en restant facilement transportable pour une utilisation de jour comme de nuit. Profitez des proéminences, de la granulation de surface, des régions actives et des filaments, le tout avec un télescope de qualité pour lequel Lunt Solar Systems est connu. fournir. Et grâce à notre véritable système de pression de réglage Doppler (standard avec tous nos télescopes modulaires), vous pouvez effectuer des réglages très fins dans votre réglage pour plonger dans le Soleil et faire ressortir les meilleures vues absolues !\u003c\/p\u003e\n\n\u003ch2\u003e \n\u003cspan\u003eSFPT\u003c\/span\u003e – Module interne double pile pour LS100MT\u003c\/h2\u003e\n\n\u003cp\u003e Le double empilage offre une vue haute définition véritablement améliorée des détails de la surface du Soleil. Notamment, cela abaisse la bande passante du système de \u0026lt;0,7 Angström à \u0026lt;0,5 Angström, ce qui fait vraiment « pop » la surface ! Le Lunt LS100MT peut être empilé en interne avec l' \u003cspan\u003eunité SFPT\u003c\/span\u003e au moment de l'achat ou à tout moment par la suite. Le télescope LS100MT n’aura pas besoin d’être renvoyé à l’usine pour être empilé deux fois.\u003c\/p\u003e\n\n\u003ch2\u003e Télescope nocturne LS100MT\u003c\/h2\u003e\n\n \u003cp\u003eMais ne vous inquiétez pas une fois le soleil couché ; retirez simplement votre module Hydrogen Alpha et plongez dans l’étendue du ciel nocturne. Fixez votre plaque de support et votre porte-oculaire pour utilisation nocturne et terrestre (accessoire en option, disponible en emballages), utilisez votre diagonale d'étoile standard préférée (accessoire en option, disponible en emballages) avec l'oculaire de votre choix, et laissez l'objectif Triplet ED APO (FPL53) vous guide à travers la voie lactée. Avec d'autres options, notamment la lumière blanche, le Caclium K et les applications terrestres, le LS100MT ne retrouvera peut-être jamais son chemin dans son étui de rangement !\u003c\/p\u003e\n\n\u003ch2\u003e Télescope polyvalent\u003c\/h2\u003e\n\n \u003cp\u003eLe LS100MT est véritablement une expérience de télescope unique ; Facilement configuré entre Hydrogène Alpha, Nuit, Utilisations terrestres, Lumière blanche et Calcium K en quelques minutes, le LS100MT est sûr de ne jamais quitter votre gamme de télescopes. Le 100MT à sa base (télescope uniquement) vous offrira une expérience Hydrogen Alpha hors du commun, permettant une bande passante \u0026lt;0,7 angström dans sa configuration à pile unique. Avec son module à double pile installé (l'unité DSII\/SFPT), il fournira une bande passante \u0026lt; 0,5 angström et permettra aux phénomènes solaires de sauter virtuellement de sa surface en effet 3D.\u003c\/p\u003e\n\n\u003ch2\u003e Véritable réglage Doppler\u003c\/h2\u003e\n\n \u003cp\u003eIl est important de noter que le réglage True Doppler permet de se déplacer vers l'utilisateur et de s'en éloigner, ajoutant ainsi un composant de type 3D à l'expérience visuelle. Certes, son effet sur les proms est minime en raison de leur emplacement au bord du disque, mais il a un effet sur les filaments ainsi que sur les régions actives de la surface. De plus, lorsqu'il regarde un filament au centre du Soleil, l'utilisateur a la possibilité d'effectuer un décalage Doppler de la base du filament vers la pointe. De cette façon, suivez le filament à travers sa structure vers vous et loin de vous. Étonnamment, cela permet une capacité visuelle et d’imagerie améliorée pour l’observateur ainsi qu’un outil de recherche pour l’amateur passionné. De plus, le système de réglage de la pression fournit un ordre de grandeur plus précis dans le réglage des caractéristiques souhaitées.\u003c\/p\u003e\n\n\u003ch2\u003e Accessoires optionnels\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Porte-oculaire à crémaillère et pignon de 2″\u003c\/li\u003e\n\n\u003cli\u003e Plaque de support et porte-oculaire\u003c\/li\u003e\n\n\u003cli\u003e Module double pile (DSII\/SFPT)\u003c\/li\u003e\n\n\u003cli\u003e Module Calcium K\u003c\/li\u003e\n\n\u003cli\u003e Filtre de lumière blanche\u003c\/li\u003e\n\n\u003cli\u003e Diagonale de nuit standard\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003eRéducteur\/aplatisseur de champ .8x CAA\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n \u003cp align=\"center\"\u003e\u003cspan size=\"4\" style=\"font-size: large;\"\u003e\u003cspan\u003eEnvie d'accessoiriser ? Vérifiez\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp align=\"center\"\u003e \u003cspan size=\"4\" style=\"font-size: large;\"\u003e\u003ca title=\"Ensemble observateur Lunt LS100THa\" href=\"https:\/\/davidastro.com\/lunt-ls100mt-modular-solar-telescope-observer-package\/\" target=\"_blank\"\u003e\u003cspan\u003eEnsemble observateur Lunt LS100THa\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp align=\"left\"\u003e \u003cspan size=\"4\" style=\"font-size: large;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_Lunt_Included_Case.jpeg?v=1684343454\" alt=\"Étui inclus Lunt\" width=\"1020\" height=\"948\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cdiv data-custom-tab=\"\"\u003e\n\n\u003cp data-custom-tab-title=\"\"\u003e Caractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Ouverture optique : 100 mm\u003c\/li\u003e\n\n\u003cli\u003e Etalon : Interne \u0026lt;0,65 Angström (\u0026lt;0,5 Double Stacked avec DSII\/SFPT)\u003c\/li\u003e\n\n\u003cli\u003e Réglage : réglage de la pression interne (réglage Doppler True)\u003c\/li\u003e\n\n\u003cli\u003e Distance focale : 714\u003c\/li\u003e\n\n\u003cli\u003e Rapport F : F\/7\u003c\/li\u003e\n\n\u003cli\u003e Filtre de blocage B1200, B1800 ou B3400\u003c\/li\u003e\n\n\u003cli\u003e Options de mise au point :\n\u003cul\u003e\n\n\u003cli\u003e Focuser à crémaillère et pignon 2″ avec réduction 10:1 (Standard)\u003c\/li\u003e\n\n\u003cli\u003e Focuser à crémaillère et pignon de 2″ avec réduction 10:1 (en option)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e Comprend : queue d'aronde de 8 ″, nouvelle poignée de recherche de point rouge, ensemble d'anneau de montage, porte-oculaire de 2 ″\u003c\/li\u003e\n\n\u003cli\u003e Rangement : étui rigide en aluminium avec mousse ajustée\u003c\/li\u003e\n\n\u003cli\u003e Poids : 12,7 livres \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B1800","offer_id":45086527127837,"sku":"LSS-LS100MT\/B1800R\u0026P","price":6993.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Modular-Solar-Telescope-1__82924.1598302103.1280.1280.jpg?v=1684343509"},{"product_id":"lunt-ls130mt-modular-solar-telescope-pressure-tuned","title":"Lunt Télescope Solaire Modulaire LS130MT - Pressure Tuned","description":"\u003c!-- more --\u003e\n\u003cp\u003e Doté de la meilleure résolution de sa catégorie et d'une configuration optique de qualité professionnelle\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Réfracteur Triplet APO de 130 mm, Ohara FPL51\u003c\/li\u003e\n\n \u003cli\u003e\u0026gt; Taille de l'image 9 mm\u003c\/li\u003e\n\n\u003cli\u003e Passe-bande \u0026lt;.65a (pile unique)\u003c\/li\u003e\n\n\u003cli\u003e Passe-bande \u0026lt;.45a (double pile)\u003c\/li\u003e\n\n\u003cli\u003e Utiliser avec : filtres CaK et lumière blanche\u003c\/li\u003e\n\n\u003cli\u003e Distance focale de 910 mm\u003c\/li\u003e\n\n\u003cli\u003e Longueur totale de 34 po\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2\u003e Tous les télescopes solaires Lunt LS130MT nécessitent un filtre bloquant pour une utilisation de jour.\u003c\/h2\u003e\n\u003ch2\u003e Quel filtre bloquant est fait pour vous ?\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB1200\u003c\/strong\u003e – pour usage visuel\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB1800\u003c\/strong\u003e – pour un champ de vision plus large et des applications d’imagerie\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB3400\u003c\/strong\u003e – pour un champ de vision plus large et des applications d’imagerie avec des capteurs plus grands\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e Les diagonales B1200 et B1800 peuvent être commandées en version standard (diagonale) ou droite. Si vous ne désignez pas le type souhaité dans le champ des notes lors du paiement, l'ordre par défaut sera le standard.\u003c\/p\u003e\n\u003ch2\u003e Télescope solaire LS130MT\u003c\/h2\u003e \u003cp\u003eLe télescope solaire Lunt LS130MT est un télescope solaire complet. Ce système basé sur un réfracteur est doté d'un objectif triplet ED aligné avec précision avec une ouverture de 130 mm. De plus, la distance focale est de 910 mm, pour un rapport f\/f de 7. De plus, le réglage grossier de la mise au point s'effectue via un tube coulissant. La mise au point est réalisée avec un porte-oculaire à crémaillère et pignon de 2″ de haute précision avec une réduction de 10:1 en équipement standard. Plus important encore, un étalon interne avec réglage de réglage permet une bande passante \u0026lt;0,65 Angström.\u003c\/p\u003e\n\u003ch2\u003e Module interne à double pile LFPT\u003c\/h2\u003e \u003cp\u003eLe double empilage offre une vue haute définition véritablement améliorée des détails de la surface du Soleil. Il abaisse la bande passante du système de \u0026lt;0,65 Angströms à \u0026lt;0,45 Angströms. Cela fera considérablement « éclater » les caractéristiques de la surface du Soleil ! Le Lunt LS130MT peut être doublement empilé en interne au moment de l'achat ou à tout moment par la suite. Le LS130MT n'a pas besoin d'être retourné à l'usine pour un double empilement. Vous pouvez acheter le télescope à simple pile LS130MT et, par la suite, ajouter le module interne à double pile DSII pour en faire une unité à double pile plus tard. Cela rendra plus abordable l’achat de notre meilleur télescope solaire tout en laissant encore de la place pour des mises à niveau. Une fois que vous aurez mis à niveau votre Lunt LS130MT avec le module interne à double pile LFPT, vous pourrez voir les détails les plus fins du Soleil qui n'étaient pas visibles auparavant.\u003c\/p\u003e\n\u003ch2\u003e Télescope nocturne LS130MT\u003c\/h2\u003e \u003cp\u003eC'est notre meilleur télescope pour l'observation solaire ou nocturne. Passez facilement de l'affichage de jour (grâce aux étalons) à l'affichage de nuit (sans étalons) en quelques minutes ! Cette portée vous offre le meilleur des deux mondes. Vous verrez des détails granulaires du Soleil et les meilleures vues nocturnes sans anomalies visuelles que nous avons réalisées. Vous pouvez désormais utiliser un seul télescope pour toutes vos observations célestes !\u003c\/p\u003e\n\u003ch2\u003e Véritable réglage Doppler\u003c\/h2\u003e \u003cp\u003eIl est important de noter que le réglage True Doppler permet de se déplacer vers l'utilisateur et de s'en éloigner, ajoutant ainsi un composant de type 3D à l'expérience visuelle. Certes, son effet sur les proms est minime en raison de leur emplacement au bord du disque, mais il a un effet sur les filaments ainsi que sur les régions actives de la surface. De plus, lorsqu'il regarde un filament au centre du Soleil, l'utilisateur a la possibilité d'effectuer un décalage Doppler de la base du filament vers la pointe. De cette façon, suivez le filament à travers sa structure vers vous et loin de vous. Étonnamment, cela permet une capacité visuelle et d’imagerie améliorée pour l’observateur ainsi qu’un outil de recherche pour l’amateur passionné. De plus, le système de réglage de la pression fournit un ordre de grandeur plus précis dans le réglage des caractéristiques souhaitées. \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_Lunt_Modular_Telescope_Astrophotography.jpg?v=1684343492\" alt=\"Astrophotographie des télescopes modulaires Lunt\" width=\"1020\" height=\"1020\"\u003e\u003c\/p\u003e\n\u003ch2\u003e Accessoires optionnels\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e Plaque de support et mise au point\u003c\/li\u003e\n\n\u003cli\u003e Sun Finder : Chercheur de sol de Televue\u003c\/li\u003e\n\n\u003cli\u003e Module double pile\u003c\/li\u003e\n\n\u003cli\u003e Filtre CaK\u003c\/li\u003e\n\n\u003cli\u003e Filtre de lumière blanche\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp align=\"center\"\u003e \u003cfont size=\"4\"\u003eBesoin d'accessoiriser ? Vérifiez\u003c\/font\u003e\u003c\/p\u003e \u003cp align=\"center\"\u003e\u003cfont size=\"4\"\u003e\u003ca title=\"Ensemble observateur Lunt LS130MT\" href=\"https:\/\/davidastro.com\/lunt-ls130mt-modular-solar-telescope-observer-package\/\" target=\"_blank\" rel=\"noopener\"\u003eEnsemble observateur Lunt LS130MT\u003c\/a\u003e\u003c\/font\u003e\u003c\/p\u003e\n\u003cp\u003e​\u003c\/p\u003e\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003e Caractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cul\u003e\n\n\u003cli\u003e Ouverture optique : 130 mm\u003c\/li\u003e\n\n\u003cli\u003e Etalon : interne \u0026lt;0,65 Angström (\u0026lt;0,45a double empilé)\u003c\/li\u003e\n\n\u003cli\u003e Réglage : réglage de la pression interne (réglage Doppler True)\u003c\/li\u003e\n\n\u003cli\u003e Distance focale : 910 mm\u003c\/li\u003e\n\n\u003cli\u003e Rapport F : F\/7\u003c\/li\u003e\n\n\u003cli\u003e Filtre de blocage B1200, B1800 ou B3400\u003c\/li\u003e\n\n\u003cli\u003e Focuser : crémaillère 2″ avec réduction 10:1 (déplacement 2″)\u003c\/li\u003e\n\n\u003cli\u003e Anneaux de montage et queue d'aronde (9,5″)\u003c\/li\u003e\n\n\u003cli\u003e Longueur du tube avec filtre bloquant : 32″\u003c\/li\u003e\n\n\u003cli\u003e Rangement : étui rigide en aluminium avec mousse ajustée\u003c\/li\u003e\n\n\u003cli\u003e Poids : 25 livres \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B1200 \/ Crémaillère et pignon","offer_id":44967531774237,"sku":"LSS-LS130MT\/B1200RP","price":10639.0,"currency_code":"CAD","in_stock":true},{"title":"B1800 \/ Crémaillère et pignon","offer_id":44967531839773,"sku":"LSS-LS130MT\/B1800RP","price":10982.0,"currency_code":"CAD","in_stock":true},{"title":"B3400 \/ Crémaillère et pignon","offer_id":44967531905309,"sku":"LSS-LS130MT\/B3400RP","price":13087.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LS130MT-Modular-Solar-Telescope-1__65063.1598298937.1280.1280.jpg?v=1684343539"},{"product_id":"lunt-40mm-solar-telescope","title":"Lunt Télescope Solaire LS40Tha","description":"\u003c!-- more --\u003e\n\u003cp\u003eLe \u003cstrong\u003eLunt LS40Tha\u003c\/strong\u003e est un télescope solaire dédié à l'hydrogène alpha qui offre une résolution et un contraste exceptionnels pour l'observation et l'imagerie solaires. Grâce à sa conception de précision, ce \u003cstrong\u003esystème 40 mm f\/10\u003c\/strong\u003e est conçu pour les astronomes amateurs qui souhaitent se lancer dans l'observation et l'imagerie solaire.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimisé pour l'hydrogène alpha\u003c\/strong\u003e : le Lunt LS40Tha est spécialement conçu pour l'observation solaire à \u003cstrong\u003e656,28 nm\u003c\/strong\u003e , la longueur d'onde principale pour les émissions d'hydrogène alpha (Hα). Ce système de filtre dédié garantit des vues détaillées et à contraste élevé des caractéristiques solaires telles que les protubérances, les filaments et les taches solaires.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystème Etalon\u003c\/strong\u003e : Le télescope utilise un \u003cstrong\u003eétalon Lunt externe de 40 mm\u003c\/strong\u003e , offrant une bande passante \u003cstrong\u003e\u0026lt; 0,65 Angström\u003c\/strong\u003e (FWHM). Cette bande passante étroite assure une excellente résolution des détails solaires, offrant un niveau de netteté et de clarté supérieur à de nombreux télescopes solaires du marché.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMécanisme de réglage de l'inclinaison\u003c\/strong\u003e : le réglage \u003cstrong\u003ede l'inclinaison à l'avant\u003c\/strong\u003e permet un réglage précis de l'étalon pour obtenir un contrôle précis de la bande passante, généralement à \u003cstrong\u003e±1 Angström\u003c\/strong\u003e . Ce mécanisme offre un moyen simple de régler le télescope pour un contraste et une clarté optimaux des caractéristiques solaires.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFiltre de blocage\u003c\/strong\u003e : Le filtre de blocage standard \u003cstrong\u003eB500 (5 mm)\u003c\/strong\u003e permet une observation visuelle confortable. Le système \u003cstrong\u003epeut être mis à niveau\u003c\/strong\u003e vers un filtre de blocage \u003cstrong\u003eB600 (6 mm)\u003c\/strong\u003e ou \u003cstrong\u003eB1200 (12 mm)\u003c\/strong\u003e , offrant un champ de vision accru et une résolution améliorée, particulièrement bénéfique pour l'imagerie solaire à fort grossissement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDispositif de mise au point hélicoïdal non rotatif\u003c\/strong\u003e : le \u003cstrong\u003edispositif de mise au point hélicoïdal non rotatif\u003c\/strong\u003e intégré assure une mise au point fluide et précise sans aucune rotation de l'image. Pour les configurations d'imagerie, le dispositif de mise au point peut être mis à niveau vers le \u003cstrong\u003edispositif de mise au point Feather Touch\u003c\/strong\u003e pour un contrôle plus précis des réglages de mise au point, idéal pour la photographie solaire où la précision est essentielle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTaille d'image impressionnante\u003c\/strong\u003e : avec une \u003cstrong\u003etaille d'image solaire de 3,67 mm\u003c\/strong\u003e , le LS40Tha offre une vue à fort grossissement, parfaite pour les caractéristiques solaires détaillées sans avoir besoin d'un grossissement important. Il équilibre portabilité et performances, ce qui le rend idéal pour les observations solaires sur le terrain et stationnaires.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQueue d'aronde de style Vixen\u003c\/strong\u003e : La \u003cstrong\u003equeue d'aronde de style Vixen\u003c\/strong\u003e permet la compatibilité avec une large gamme de supports, et les \u003cstrong\u003etrous taraudés 1\/4-20\u003c\/strong\u003e inclus offrent des options pratiques pour le montage d'appareils photo et d'autres accessoires, garantissant une polyvalence pour une utilisation visuelle et photographique.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSol-Searcher inclus\u003c\/strong\u003e : Pour faciliter l'alignement avec le Soleil, le \u003cstrong\u003eSol-Searcher de Tele Vue\u003c\/strong\u003e est inclus. Cet outil simple et efficace permet un alignement rapide et précis, garantissant que le disque solaire est centré dans le champ de vision.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformances optiques et mécaniques avancées :\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpécifications de l'étalon\u003c\/strong\u003e : L' \u003cstrong\u003eétalon Lunt\u003c\/strong\u003e est connu pour sa \u003cstrong\u003efinesse nette élevée de 19\u003c\/strong\u003e , offrant une qualité d'image et un contraste supérieurs. La \u003cstrong\u003eplage spectrale libre (FSR)\u003c\/strong\u003e de \u003cstrong\u003e12 angströms\u003c\/strong\u003e garantit en outre que l'étalon fonctionne avec une plage de longueurs d'onde suffisamment large pour permettre un réglage cohérent et des images de haute qualité sans distorsion ni perte de détails.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMécanisme de réglage\u003c\/strong\u003e : Le \u003cstrong\u003emécanisme de réglage d'inclinaison\u003c\/strong\u003e externe (pas d'étalon interne) permet une \u003cstrong\u003eméthode de réglage conventionnelle\u003c\/strong\u003e avec une \u003cstrong\u003ebande passante \u0026lt; 0,65 Angström\u003c\/strong\u003e pour les vues solaires les plus précises et les plus détaillées. Cette approche externe garantit l'absence d'obstruction de l'ouverture ou de dégradation de la qualité de l'image.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eContraste et résolution supérieurs\u003c\/strong\u003e : l' \u003cstrong\u003eobjectif de précision de 40 mm\u003c\/strong\u003e est optimisé spécifiquement pour les longueurs d'onde solaires, garantissant un contraste amélioré et des images de la plus haute qualité. Par rapport aux télescopes concurrents, le Lunt LS40Tha offre une \u003cstrong\u003eouverture claire non obstruée\u003c\/strong\u003e , permettant une meilleure résolution et une expérience de visualisation plus immersive.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConstruction et portabilité :\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLéger et compact\u003c\/strong\u003e : pesant seulement \u003cstrong\u003e2,8 lb\u003c\/strong\u003e , le Lunt LS40Tha est très portable tout en offrant des performances solaires exceptionnelles. Sa conception compacte le rend facile à transporter et à installer, ce qui en fait une excellente option pour les amateurs d'énergie solaire à domicile et pour ceux qui voyagent pour observer le soleil.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDurabilité et esthétique\u003c\/strong\u003e : Avec une finition \u003cstrong\u003eblanche nacrée\u003c\/strong\u003e élégante accentuée de \u003cstrong\u003enoir et de rouge\u003c\/strong\u003e , le Lunt LS40Tha est aussi esthétique que fonctionnel. Conçu et fabriqué à \u003cstrong\u003eTucson, en Arizona\u003c\/strong\u003e , la qualité de fabrication de ce télescope est robuste et fiable, adaptée à une utilisation continue sur le terrain et dans des environnements professionnels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eÉvolutivité :\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrêt pour l'imagerie\u003c\/strong\u003e : le LS40Tha est idéal pour l'imagerie solaire, avec la possibilité de mettre à niveau des composants tels que le \u003cstrong\u003eporte-oculaire Feather Touch\u003c\/strong\u003e pour des réglages précis et les \u003cstrong\u003efiltres de blocage B600 ou B1200\u003c\/strong\u003e pour une résolution solaire optimale à des grossissements plus élevés. Le système peut également être configuré pour un fonctionnement \u003cstrong\u003een double pile\u003c\/strong\u003e , améliorant encore les performances en fournissant une bande passante encore plus étroite pour des images solaires plus détaillées et plus contrastées.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccessoires optionnels\u003c\/strong\u003e : Une large gamme d'accessoires est disponible, notamment l' \u003cstrong\u003eoculaire zoom Lunt\u003c\/strong\u003e , \u003cstrong\u003el'oculaire Lunt 19 mm\u003c\/strong\u003e , \u003cstrong\u003ela monture de suivi solaire\u003c\/strong\u003e et \u003cstrong\u003eles filtres solaires\u003c\/strong\u003e pour personnaliser davantage votre expérience d'observation. Un \u003cstrong\u003eétui rigide\u003c\/strong\u003e de protection pendant le transport est également recommandé.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCaractéristiques:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eLongueur d'onde du système\u003c\/strong\u003e : 656,28 nm (hydrogène alpha, réglable)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDistance focale\u003c\/strong\u003e : f\/10\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTaille de l'image solaire\u003c\/strong\u003e : 3,67 mm\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eObjectif\u003c\/strong\u003e : Doublet de précision de 40 mm, optimisé à 656 nm\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTaille de l'étalon\u003c\/strong\u003e : 40 mm à pleine ouverture Lunt Etalon\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBande passante étalon\u003c\/strong\u003e : \u0026lt; 0,65 angström (FWHM)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEtalon de transmission de pointe\u003c\/strong\u003e : \u0026gt;88%\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEtalon Net Finesse\u003c\/strong\u003e : 19\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePlage spectrale libre d'étalon\u003c\/strong\u003e : 12 angströms\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRéglage étalon\u003c\/strong\u003e : inclinaison de ±1 Angström\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFiltre de blocage\u003c\/strong\u003e : B500 (5 mm standard), extensible vers B600 (6 mm) ou B1200 (12 mm)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFocuser\u003c\/strong\u003e : Hélicoïdal non rotatif, évolutif vers Feather Touch\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePoids\u003c\/strong\u003e : 2,8 lb\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMontage\u003c\/strong\u003e : queue d'aronde intégrée de type Vixen, trous taraudés 1\/4-20 pour supports de caméra\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B600 \/ Focalisateur hélicoïdal","offer_id":44967532757277,"sku":"LSS-LS40THa\/B600","price":1253.0,"currency_code":"CAD","in_stock":true},{"title":"B500 \/ Focalisateur hélicoïdal","offer_id":44967532724509,"sku":"LSS-LS40THa\/B500","price":1049.0,"currency_code":"CAD","in_stock":false},{"title":"B1200 \/ Focalisateur hélicoïdal","offer_id":44967532790045,"sku":"LSS-LS40THa\/B1200","price":1393.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS40Tha.jpg?v=1737952324"},{"product_id":"lunt-ls50tha-ha-telescope","title":"Lunt Télescope Solaire LS50THa","description":"\u003c!-- more --\u003e\u003cul\u003e\n\n\u003cli\u003eLe Lunt Solar Telescope LS50THa est un télescope dédié h-alpha (Hydrogen Alpha Wavelength) f\/7 de 50 mm.\u003c\/li\u003e\n\n \u003cli\u003eLivré avec un filtre de blocage B600\u003c\/li\u003e\n\n\u003cli\u003eUn étalon interne avec réglage de la pression permet une bande passante \u0026lt;0,75 Angstrom.\u003c\/li\u003e\n\n\u003cli\u003eLe LS50THa est livré avec une base de montage à clapet intégrée et un porte-oculaire hélicoïdal.\u003c\/li\u003e\n\n\u003cli\u003eLe télescope solaire Lunt 50 mm est parfait pour observer le Soleil, y compris les couronnes solaires, les fusées éclairantes et les éclipses.\u003c\/li\u003e\n\n\u003cli\u003ePortable et adapté aux voyages, le LS50THa est conçu pour être votre télescope solaire personnel - idéal pour les débutants en astronomie, les enfants et les adultes\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe src=\"\/\/www.youtube.com\/embed\/wG3T4K96bLE\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e Le LS50THa de Lunt Solar Systems est un télescope Hydrogen-alpha dédié de 50 mm H-alpha, non obstrué, réglé par pression, avec une bande passante de \u0026lt;0,75 A.\u003c\/p\u003e \u003cp\u003eL'excitation de voir notre étoile à travers un télescope solaire dédié est sûre de fournir de nombreuses heures de plaisir visuel et d'informations éducatives. De plus, ce package est entièrement évolutif à tout moment sans jamais avoir à retourner en usine. Par conséquent, à mesure que le Soleil devient de plus en plus actif, vous apprécierez que l'instrument puisse grandir avec lui.\u003c\/p\u003e\n\u003cp\u003e Le télescope solaire Lunt LS50THa, complet avec un accordeur de pression, fournit les éléments essentiels de base parfaits pour une première introduction à l'observation solaire. Il inclut également la technologie la plus récente pour un réglage fin, permettant la recherche fondamentale du disque solaire et de certains détails de surface.\u003c\/p\u003e\n\u003ch4\u003e Accord Doppler\u003c\/h4\u003e \u003cp\u003eLe véritable réglage Doppler (réglage de la pression) permet un déplacement vers et hors de l'utilisateur. Étonnamment, cela ajoute un composant de type 3D à l'expérience visuelle. Pendant ce temps, il a un effet minimal sur les proms car ils se trouvent au bord du disque, il a un effet sur les filaments et les régions actives à la surface. De plus, lorsqu'il regarde un filament au centre du Soleil, l'utilisateur a la possibilité d'effectuer un décalage Doppler de la base du filament vers la pointe. Par conséquent, vous pourrez suivre le filament à travers sa structure vers vous et loin de vous. Tout cela permet une capacité visuelle et d'imagerie améliorée pour l'observateur ainsi qu'un outil de recherche pour l'amateur passionné. Plus important encore, le système de réglage de la pression fournit un ordre de grandeur plus précis pour le réglage des fonctionnalités souhaitées.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eCaractéristiques du pack LS50THa :\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003eUn système dédié à l'hydrogène-alpha à bande étroite.\u003c\/li\u003e\n\n \u003cli\u003eUn système basé sur un réfracteur avec un objectif frontal de 50 mm.\u003c\/li\u003e\n\n\u003cli\u003eUn Etalon interne avec un accordeur de pression permet une bande passante \u0026lt;0,75 Angstrom.\u003c\/li\u003e\n\n\u003cli\u003eLe système comprend la coquille avec des trous filetés pour le montage et des capuchons anti-poussière.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003eCaractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cul\u003e\n\n\u003cli\u003eType : Étalon d'interférence unique\u003c\/li\u003e\n\n\u003cli\u003eRéglage : réglage de la pression interne (Doppler True Tuning)\u003c\/li\u003e\n\n\u003cli\u003eOuverture : 50 mm\u003c\/li\u003e\n\n\u003cli\u003eDistance focale : 350 mm\u003c\/li\u003e\n\n\u003cli\u003eRapport F : F7\u003c\/li\u003e\n\n\u003cli\u003ePasse-bande : \u0026lt;0,75 angströms à 656 nm\u003c\/li\u003e\n\n\u003cli\u003eMise au point : Mise au point hélicoïdale\u003c\/li\u003e\n\n\u003cli\u003eFiltre de blocage : B400 Diagonal ou B600 Diagonal (choisir dans le menu déroulant Options)\u003c\/li\u003e\n\n \u003cli\u003eMontage : Style à clapet intégré avec base taraudée 1\/4-20\u003c\/li\u003e\n\n\u003cli\u003eCouleur : blanc nacré avec des accents noirs et rouges\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B600 \/ 1.25\" R\u0026P Focuser","offer_id":51068691218717,"sku":"LSS-LS50THa\/B600R\u0026P","price":1533.0,"currency_code":"CAD","in_stock":true},{"title":"B600 \/ Helical Focuser","offer_id":44967532855581,"sku":"LSS-LS50THa\/B600PT","price":1393.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LS50THa-Solar-Telescope-1__63228.1598295758.1280.1280.jpg?v=1684343551"},{"product_id":"lunt-ls152tha-solar-telescope-pressure-tuned","title":"Lunt Télescope Solaire LS152THa - Pressure Tuned","description":"\u003c!-- more --\u003e\n\u003cul\u003e\n\n\u003cli\u003e Télescope h-alpha dédié 152 mm f\/6 pour des résultats professionnels !\u003c\/li\u003e\n\n\u003cli\u003e L'étalon interne permet une bande passante \u0026lt;0,65 Angström.\u003c\/li\u003e\n\n\u003cli\u003e Véritable système de réglage de la pression Doppler pour des réglages de précision.\u003c\/li\u003e\n\n\u003cli\u003e Le LS152THa comprend un porte-oculaire à crémaillère et pignon de 2 pouces, un oculaire Lunt Zoom, un boîtier en aluminium, des anneaux de montage et une queue d'aronde et votre choix de filtre de blocage. \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003ciframe src=\"\/\/www.youtube.com\/embed\/_QePtqUv_kg\" width=\"560\" height=\"315\" align=\"center\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\n\u003ch2\u003e Quel filtre bloquant est fait pour vous ?\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eB1200\u003c\/strong\u003e – pour usage visuel\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB1800\u003c\/strong\u003e – pour un champ de vision plus large et des applications d’imagerie\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eB3400\u003c\/strong\u003e – pour un champ de vision plus large et des applications d’imagerie avec des capteurs plus grands\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eAvertissement sans filtre bloquant\u003c\/strong\u003e – choisissez ce forfait uniquement si vous disposez déjà d’un filtre bloquant Lunt Solar Systems. Tous les télescopes h-alpha de Lunt Solar Systems nécessitent un filtre de blocage Lunt !\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003e Télescope solaire Lunt LS152THa\u003c\/h2\u003e\n\n\u003cp\u003e Le Lunt LS152THa est actuellement le plus grand télescope solaire disponible et offrira certainement l'équilibre le plus étonnant entre résolution et performances.\u003c\/p\u003e\n\n\u003cp\u003e Le système 100 % dégagé fonctionnera au plus haut niveau à des grossissements faibles et élevés. Utilisant à la fois des revêtements avancés à contraste élevé et le nouveau système de réglage de la pression réelle Doppler, l'utilisateur pourra bénéficier d'images visuelles nettes, nettes et à fort grossissement, ainsi que d'utiliser ce système pour des processus numériques haut de gamme.\u003c\/p\u003e\n\n\u003ch2\u003e Véritable réglage Doppler\u003c\/h2\u003e\n\n \u003cp\u003eLe véritable réglage Doppler permet un déplacement vers et loin de l'utilisateur. Ajout d'un composant de type 3D à l'expérience visuelle. Bien qu’il ait un effet minime sur les proms en raison de leur emplacement au bord du disque, il a un effet sur les filaments et les régions actives de la surface.\u003c\/p\u003e\n\n\u003cp\u003e En regardant un filament au centre du Soleil, l'utilisateur a la possibilité de décaler le Doppler de la base du filament vers la pointe, en suivant le filament à travers sa structure vers vous et loin de vous, permettant ainsi une capacité visuelle et d'imagerie améliorée. pour l'observateur ainsi qu'un outil de recherche pour l'amateur passionné. Le système de réglage de la pression fournit un ordre de grandeur plus précis dans le réglage des caractéristiques souhaitées.\u003c\/p\u003e\n\n\u003cp\u003e Ce système dispose d'un module CaK optionnel et interchangeable permettant la recherche de plusieurs longueurs d'onde sur la même plate-forme. Vous pouvez également convertir le LS152THa pour une visualisation nocturne avec une plaque de support spéciale et un kit de mise au point.\u003c\/p\u003e\n\n \u003cp\u003eLe télescope solaire Lunt Solar Systems LS152THa est parfait pour les utilisateurs intermédiaires à avancés.\u003c\/p\u003e\n\n\u003ch2\u003e Caractéristiques du forfait\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Système avancé dédié à l’hydrogène-alpha à bande étroite.\u003c\/li\u003e\n\n\u003cli\u003e Un système basé sur un réfracteur avec un objectif frontal de 152 mm.\u003c\/li\u003e\n\n\u003cli\u003e Un Etalon HD interne non obstrué avec le Tuner de pression permet une bande passante \u0026lt;0,65 Angström, fournissant des détails de surface légèrement plus élevés sans perte de détail des bords.\u003c\/li\u003e\n\n\u003cli\u003e Le système comprend les anneaux de montage et la queue d'aronde, un oculaire Lunt Zoom, des capuchons anti-poussière et est livré dans un boîtier renforcé en aluminium.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv data-custom-tab=\"\"\u003e\n\n\u003cp data-custom-tab-title=\"\"\u003e Caractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Type : Etalon HD à interférence unique\u003c\/li\u003e\n\n\u003cli\u003e Ouverture optique : 152 mm\u003c\/li\u003e\n\n\u003cli\u003e Étalon : interne \u0026lt;0,65 Angström à 656 nm\u003c\/li\u003e\n\n\u003cli\u003e Réglage : réglage de la pression interne (réglage Doppler True)\u003c\/li\u003e\n\n\u003cli\u003e Distance focale : 900 mm\u003c\/li\u003e\n\n\u003cli\u003e Rapport F : f\/6\u003c\/li\u003e\n\n\u003cli\u003e Porte-oculaire : 2 ″ à crémaillère et pignon\u003c\/li\u003e\n\n\u003cli\u003e Filtre de blocage : B1200 Diagonal, B1800 Diagonal ou B3400 Straight-Thru (choisissez parmi les packages répertoriés ci-dessous)\u003c\/li\u003e\n\n\u003cli\u003e Couleur : Blanc nacré avec des accents noirs et rouges\u003c\/li\u003e\n\n\u003cli\u003e Rangement : étui rigide en aluminium avec mousse ajustée\u003c\/li\u003e\n\n\u003cli\u003e Poids : 30 livres\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Aucun filtre bloquant | Pas de mise au point","offer_id":44967533183261,"sku":"LSS-LS152THa\/R\u0026P","price":10989.0,"currency_code":"CAD","in_stock":true},{"title":"B1200","offer_id":44967533216029,"sku":"LSS-LS152THa\/B1200","price":11619.0,"currency_code":"CAD","in_stock":true},{"title":"B1800","offer_id":44967533248797,"sku":"LSS-LS152THa\/B1800","price":11962.0,"currency_code":"CAD","in_stock":true},{"title":"B3400","offer_id":44967533281565,"sku":"LSS-LS152THa\/B3400","price":14731.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LS152THa-Solar-Telescope-1__42980.1598291514.1280.1280.jpg?v=1684343560"},{"product_id":"lunt-ls230tha-double-stack-solar-telescope-pressure-tuned","title":"Lunt Télescope Solaire Double Stack LS230THa - Pressure Tuned","description":"\u003c!-- more --\u003e\u003cp\u003e \u003cstrong\u003eComprend :\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003eSystème à double pile LS230THa\/B3400\u003c\/li\u003e\n\n\u003cli\u003eMise au point Starlight Feather Touch\u003c\/li\u003e\n\n\u003cli\u003eDouble contrôle du système PC-USB\u003c\/li\u003e\n\n\u003cli\u003eAnneaux de tube et plaque de montage \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eFiltre de blocage : B3400 à montage interne\u003c\/p\u003e\n\u003cp\u003e Bande passante : \u0026lt; 0,5 angströms à 656,28 nm\u003c\/p\u003e\n\u003cp\u003e Mise au point : Feather Touch\u003c\/p\u003e\n\u003cp\u003e Étalon 1 : 80 mm internes non obstrués, réglage de la pression\u003c\/p\u003e\n\u003cp\u003e Etalon 2 : 80 mm interne non obstrué, réglage de la pression\u003c\/p\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":44967533412637,"sku":"LSS-LS230THa\/B3400","price":55993.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LS230THa-Solar-Telescope-1__35689.1598291187.1280.1280.jpg?v=1684343576"},{"product_id":"lunt-ls300tha-solar-telescope-pressure-tuned","title":"Lunt Télescope Solaire LS300THa - Pressure Tuned","description":"\u003c!-- more --\u003e\u003cp\u003e Télescope H-alpha dédié 300 mm F7\u003c\/p\u003e\n\u003cp\u003e L'étalon interne non obstrué permet une bande passante \u0026lt;0,65 angström\u003c\/p\u003e\n\u003cp\u003e Le système à double empilement disponible permet une bande passante \u0026lt;0,45 angström\u003c\/p\u003e\n\u003cp\u003e Système(s) de réglage de pression True Doppler simple ou double PC-USB contrôlé par ordinateur\u003c\/p\u003e\n\u003cp\u003e Concentrateur Feathertouch de 3,5 pouces\u003c\/p\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Pile unique","offer_id":44967533478173,"sku":"LSS-LS300THa\/B3400","price":117599.0,"currency_code":"CAD","in_stock":true},{"title":"Double pile","offer_id":44967533510941,"sku":"LSS-LS300THa\/B3400\/DSII","price":151193.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LS300THa-Solar-Telescope-1__28151.1598290452.1280.1280.jpg?v=1684343579"},{"product_id":"celestron-eclipsmart-10x25-solar-binoculars","title":"Celestron Jumelles Solaires EclipSmart 10X25","description":"\u003c!-- more --\u003e\u003ch2\u003e Caractéristiques\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003eJumelles solaires EclipSmart haut de gamme dotées de la technologie de filtre Solar Safe pour une observation sûre du soleil garantie\u003c\/li\u003e\n\n\u003cli\u003eLes filtres solaires en verre non amovibles à double lentille sont entièrement conformes à la norme ISO12312-2 - Affichage sûr du soleil lorsqu'il est utilisé conformément aux instructions fournies.\u003c\/li\u003e\n\n\u003cli\u003eLe champ de vision généreux permet aux utilisateurs de localiser et de visualiser facilement l'intégralité du disque solaire tout en observant\u003c\/li\u003e\n\n\u003cli\u003eObservez les détails naturels du Soleil, y compris l'activité quotidienne des taches solaires\u003c\/li\u003e\n\n\u003cli\u003eDurable et robuste pour une protection pendant l'utilisation et le stockage grâce au corps en aluminium blindé en caoutchouc\u003c\/li\u003e\n\n\n\u003c\/ul\u003e \u003cp\u003eLorsque vous recherchez des performances haut de gamme et une sécurité supérieure dans l'optique, la gamme EclipSmart est la seule option. Qu'il s'agisse de l'observation des éclipses du 21 août 2017 ou de l'observation solaire générale, cette gamme de produits est celle qu'il vous faut.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eTechnologie de sécurité solaire\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e Les produits solaires EclipSmart sont dotés de la technologie de filtre Solar Safe offrant la protection ultime contre les rayonnements solaires nocifs, y compris les rayons infrarouges et UV, et filtrent 99,999 % de la lumière visible. La technologie de filtre Celestron Solar Safe est GARANTIE SÉCURITAIRE pour l'observation solaire directe et a été testée indépendamment par SAI Global Assurance Services.\u003c\/p\u003e\n\u003cp\u003e Les produits Solar Safe sont conformes et répondent aux exigences de transmission de la norme ISO 12312-2, Filtres pour l'observation directe du soleil, EN 1836:2005 + A1:2007 (E) pour un filtre E15 pour l'observation directe du soleil et, AS\/ NZS 1338.1:2012, Filtres pour protecteurs oculaires.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003ePetit et puissant :\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eLes jumelles solaires Celestron EclipSmart 10x25 mm sont de taille compacte, ce qui en fait le compagnon idéal pour l'extérieur. La taille le rend facile à transporter d'un point de vue à un autre et peut même tenir dans une poche de manteau ! Ces jumelles offrent également un champ de vision généreux permettant de voir une image complète du disque solaire.\u003c\/p\u003e\n\u003cdiv data-custom-tab\u003e\n\n\u003cp data-custom-tab-title\u003eCaractéristiques\u003c\/p\u003e\n\n\u003cdiv\u003e\u003ctable\u003e\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eGrossissement\u003c\/td\u003e\n\n\u003ctd\u003e10x\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDiamètre de la lentille d'objectif\u003c\/td\u003e\n\n\u003ctd\u003e25 mm (0,98\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eChamp de vision angulaire\u003c\/td\u003e\n\n\u003ctd\u003e5,7°\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eChamp de vision linéaire (@1000 yds) \/ @1000 m) \u003c\/td\u003e\n\n\u003ctd\u003e288 pi (96 m)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eÉlève de sortie\u003c\/td\u003e\n\n\u003ctd\u003e2,5 mm (0,09\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSoulagement des yeux\u003c\/td\u003e\n\n\u003ctd\u003e10,5 mm (0,41\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMise au point rapprochée\u003c\/td\u003e\n\n\u003ctd\u003e26,2 pi (8 m)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDistance interpupillaire (max)\u003c\/td\u003e\n\n\u003ctd\u003e72mm (2.83\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDistance interpupillaire (min)\u003c\/td\u003e\n\n\u003ctd\u003e56mm (2.20\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003ePlage de réglage dioptrique \u003c\/td\u003e\n\n\u003ctd\u003e± 2\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eFacteur Crépuscule\u003c\/td\u003e\n\n\u003ctd\u003eN \/ A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eLuminosité relative\u003c\/td\u003e\n\n\u003ctd\u003eN \/ A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRevêtements de lentilles\u003c\/td\u003e\n\n\u003ctd\u003eMulticouche\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eVerre à prisme (type)\u003c\/td\u003e\n\n\u003ctd\u003eToit\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRevêtements de prisme\u003c\/td\u003e\n\n\u003ctd\u003eN \/ A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eLester\u003c\/td\u003e\n\n\u003ctd\u003e11,46 oz (325 g)\u003c\/td\u003e\n\n \u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection environnementale\u003c\/td\u003e\n\n\u003ctd\u003eRésistant à l'eau\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRempli d'azote\u003c\/td\u003e\n\n\u003ctd\u003eNon\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eAdaptable sur trépied\u003c\/td\u003e\n\n\u003ctd\u003eNon\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMallette de transport\u003c\/td\u003e\n\n\u003ctd\u003eTissu doux rembourré\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\n\u003ctd\u003e76 mm x 51 mm x 114 mm (3,0\" x 2,2\" x 4,5\")\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eAccessoires inclus\u003c\/td\u003e\n\n\u003ctd\u003eÉtui de transport souple | Sangle binoculaire\u003c\/td\u003e\n\n \u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967645053213,"sku":"CEL-71237","price":67.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-EclipSmart-10X25-Solar-Binoculars-71237-1__42733.1599615753.1280.1280.jpg?v=1684345028"},{"product_id":"daystar-solar-eclipse-glasses-iso-ce-certified","title":"Daystar Lunettes pour éclipse solaire - Certifiée ISO \u0026 CE","description":"\u003cstrong\u003eÉconomisez sur les frais de livraison en passant les chercher en magasin!\u003c\/strong\u003e\u003c!-- more --\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003eVivez en toute sécurité l'émerveillement des éclipses solaires avec les lunettes d'éclipse solaire de Daystar. Conformes aux exigences strictes de transmission de la norme ISO 12312-2 \u0026nbsp;et EN 1836:2005+ A1 pour l'observation directe du soleil, ces lunettes sont votre compagnon idéal pour assister à l'un des phénomènes les plus spectaculaires de la nature.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eCertifiées ISO 12312-2:\u003c\/strong\u003e Nos lunettes répondent à la norme de sécurité mondiale pour l'observation directe du soleil, garantissant que vos yeux sont protégés contre les radiations solaires nocives pendant les éclipses et autres observations solaires.\u003cbr\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFiltration Solaire Optimale:\u003c\/strong\u003e Les lentilles sont fabriquées avec des matériaux avancés qui filtrent 100 % des lumières ultraviolettes et infrarouges nocives ainsi que 99,999 % de la lumière visible intense, offrant une image solaire claire et nette.\u003cbr\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eConfort et Ajustement Universel:\u003c\/strong\u003e Ces lunettes d'éclipse conviennent aussi bien aux adultes qu'aux enfants, assurant à tous de profiter en toute sécurité de l'événement céleste.\u003cbr\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNote importante\u003c\/h3\u003e\n\u003cp\u003eAvant d'utiliser vos lunettes d'éclipse, il est important de les inspecter pour détecter tout dommage. Les orienter vers une source lumineuse vive, comme une lampe ou le soleil, peut aider à identifier toute perforation ou imperfection qui pourrait permettre à la lumière de pénétrer. Si vous constatez des dommages, abstenez-vous d'utiliser les lunettes pour observer le soleil. Il est essentiel d'éviter de regarder directement le soleil sans ces lunettes d'éclipse spécialisées, en particulier lorsque le soleil n'est pas complètement masqué.\u003c\/p\u003e\n\u003cp\u003eVeuillez noter que ces lunettes ne sont pas conçues pour être utilisées avec des dispositifs optiques tels que des jumelles ou des télescopes; vous risquez de les brûler\u0026nbsp;et de vous blesser en le faisant. De plus, nous recommandons de cesser de les utiliser trois ans après leur achat.\u003c\/p\u003e\n\u003cp\u003eLes ventes sont finales, aucun remboursement.\u003c\/p\u003e","brand":"Daystar Filters","offers":[{"title":"Default Title","offer_id":44968091353373,"sku":"DAY-GLASSES","price":4.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Daystar-Solar-Eclipse-Glasses.jpg?v=1706218862"},{"product_id":"sky-watcher-heliostar-76ha-solar-telescope","title":"Sky-Watcher Télescope solaire Heliostar 76Ha","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\n\u003cli\u003ePerformances H-alpha à double pile, prix à pile unique\u003c\/li\u003e\n\n\u003cli\u003e Filtre de blocage de 11,5 mm\u003c\/li\u003e\n\n\u003cli\u003e Ouverture de 76 mm\u003c\/li\u003e\n\n\u003cli\u003e Distance focale de 630 mm\u003c\/li\u003e\n\n\u003cli\u003e Chercheur solaire Heliostar intégré, anneaux de tube et poignée de transport\u003c\/li\u003e\n\n\u003cli\u003e Tuner Triffid intégré et technologie Solis Etalon\u003c\/li\u003e\n\n\u003cli\u003e bande passante \u0026lt; 0,55 Å\u003c\/li\u003e\n\n\u003cli\u003e Pack de montage SolarQuest en option !\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\n\u003cli class=\"active\"\u003e Description\u003c\/li\u003e\n\n\u003cli\u003e Caractéristiques\u003c\/li\u003e\n\n\u003cli\u003e Dans la boîte\u003c\/li\u003e\n\n\u003cli\u003e Téléchargements \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\n\u003cli class=\"active\"\u003e\n\n\u003cdiv\u003e\n\n\u003c!-- Title image text --\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\n\u003c!-- Main Image --\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\n\u003ch2\u003e Présentation du Sky-Watcher Heliostar 76 mm\u003c\/h2\u003e\n\n\u003cp\u003e Le télescope solaire Sky-Watcher Heliostar 76 mm H-Alpha est un télescope solaire de précision, dédié aux observations de l'hydrogène alpha (Hα) à bande étroite à 656,28 nm. Conçu pour révéler l'activité chromosphérique détaillée, notamment les protubérances, les filaments, les plages, les taches solaires et la granulation de surface, cet instrument offre une bande passante inférieure à 0,5 Å sans nécessiter de configurations coûteuses à double empilement.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Ouverture : 76 mm (3\")\u003c\/li\u003e\n\n                     \u003cli\u003eMéthode de réglage : Réglage de la pression mécanique via le tuner Trifid\u003c\/li\u003e\n\n\u003cli\u003e Système de filtrage : Étalon Solis™ intégré en interne avec bande passante \u0026lt; 0,5 Å\u003c\/li\u003e\n\n\u003cli\u003e Filtre de blocage : 11,5 mm, intégré dans la diagonale propriétaire (non amovible)\u003c\/li\u003e\n\n\u003cli\u003e Focuser : Double vitesse 2\" de style Crayford pour un contrôle précis de la mise au point critique\u003c\/li\u003e\n\n\u003cli\u003e Interface oculaire : format 1,25\", fourni avec un oculaire grand angle 70° de 20 mm \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c!-- image text --\u003e\n\u003cdiv class=\"DAV-section-container\"\u003e\n\n\n\u003c!-- Text Section --\u003e\n\u003cdiv class=\"DAV-section-text\"\u003e\n\n\u003ch3\u003e Technologie Solis Etalon\u003c\/h3\u003e\n\n\u003cp\u003e Le système d'étalons Solis™, propriété exclusive de Sky-Watcher, offre une imagerie solaire à contraste élevé sans les compromis optiques et de luminosité associés aux systèmes à double empilement traditionnels. En obtenant nativement une fenêtre de transmission inférieure à 0,5 Å, Solis™ élimine le recours à des étalons secondaires, offrant ainsi des détails de surface et de proéminence dans une configuration unique et performante.\u003c\/p\u003e\n\n\n\u003c\/div\u003e \n\u003c!-- Image Section --\u003e\n\u003cdiv class=\"DAV-section-img\"\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Heliostar-76mm-S11315-Trifid-Tuner.jpg?v=1746213002\" alt=\"Accordeur Trifide\"\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\n\u003c!-- Main Image --\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\n\u003ch3\u003e Trifid Tuner – Contrôle précis des étalons\u003c\/h3\u003e\n\n\u003cp\u003e Au cœur des performances de l'Heliostar 76 mm se trouve le syntoniseur Trifid, système de réglage mécanique exclusif de Sky-Watcher pour son étalon interne Solis™. Contrairement aux systèmes à réglage par inclinaison qui ajustent l'angle d'incidence pour décaler la bande passante de transmission, introduisant souvent des aberrations optiques et un décalage de l'image, le syntoniseur Trifid utilise une méthode de compression axiale sans inclinaison.\u003c\/p\u003e\n\n\u003cp\u003e Cette conception utilise trois veines de support régulièrement espacées et disposées en trident (d'où le nom « Trifide ») pour appliquer une pression mécanique uniforme sur les plaques de l'étalon. Cette pression modifie la longueur du trajet optique entre les surfaces parallèles de l'étalon, ajustant ainsi finement la longueur d'onde de la lumière transmise sans perturber la collimation ni introduire de distorsions hors axe.\u003c\/p\u003e\n\n\n               \n\u003ch4\u003eAvantages du système Trifid Tuner\u003c\/h4\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eRéglage précis de la longueur d'onde centrale\u003c\/strong\u003e dans la ligne d'émission Hα à 656,28 nm\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eMaintient le centrage de l'image et le champ plat\u003c\/strong\u003e - évite le décalage ou le vignettage causés par le réglage de l'inclinaison\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eRigidité structurelle accrue\u003c\/strong\u003e - les contraintes mécaniques sont réparties symétriquement pour éviter les dommages ou la dérive\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eCompense les décalages Doppler\u003c\/strong\u003e et les variations de pression atmosphérique dans les conditions d'observation en temps réel\u003c\/li\u003e\n\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e Le système Trifid est optimisé pour les applications visuelles et d'imagerie, offrant aux observateurs solaires un réglage stable et constant. L'absence de composants inclinables contribue également à la durabilité mécanique à long terme de l'ensemble étalon. \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"DAV-section-container\"\u003e\n\n\n\u003c!-- Text Section --\u003e\n\u003cdiv class=\"DAV-section-text\"\u003e\n\n\u003ch3\u003e Application et compatibilité\u003c\/h3\u003e \n\u003cp\u003eL'Heliostar 76 est idéal pour l'astronomie solaire visuelle et l'imagerie solaire à bande étroite. Il s'associe parfaitement à la monture optionnelle Sky-Watcher SolarQuest pour une solution de suivi solaire ultra-portable et entièrement automatisée. Sa conception optique est exclusivement adaptée à l'observation du Soleil et ne permet pas l'observation nocturne ni l'observation du ciel profond. \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003c!-- Image Section --\u003e\n\u003cdiv class=\"DAV-section-img\"\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Heliostar-76mm-with-SolarQuest-S11330.jpg?v=1746201773\" alt=\"Heliostar 76 mm sur monture SolarQuest\"\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\n\u003c!-- Main Image --\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\n\u003ch3\u003e Sécurité et conformité certifiées\u003c\/h3\u003e\n\n\u003cp\u003e Chaque unité est soumise à des tests solaires individuels et est conforme aux normes de sécurité ISO 12312-2 pour l'observation directe du soleil. Le filtre de blocage inclus fait partie intégrante de la sécurité du système et ne doit pas être remplacé. Une mauvaise utilisation de cet instrument en dehors de l'observation solaire prévue peut entraîner des lésions oculaires permanentes. \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\n\n\n\n\u003cli\u003e\n\n\u003ctable class=\"DAV-specifications\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e UGS\u003c\/td\u003e \n\u003ctd\u003eS11315\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Spécifications optiques\u003c\/th\u003e\n\n\u003ctd\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Conception optique\u003c\/td\u003e\n\n\u003ctd\u003e Achromatique\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Revêtement de lentille\u003c\/td\u003e\n\n\u003ctd\u003e H-alpha entièrement multicouche\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Conception de l'objectif\u003c\/td\u003e\n\n\u003ctd\u003e Pourpoint\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Qualité optique\u003c\/td\u003e\n\n\u003ctd\u003e Diffraction limitée (1\/4 d'onde)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Cellule collimatable\u003c\/td\u003e\n\n\u003ctd\u003e Non (cellule auto-alignante)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Ouverture primaire\u003c\/td\u003e\n\n\u003ctd\u003e 76 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Rapport F\/\u003c\/td\u003e\n\n\u003ctd\u003e 8.3\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Distance focale\u003c\/td\u003e\n\n\u003ctd\u003e 630 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Taille du filtre de blocage\u003c\/td\u003e\n\n\u003ctd\u003e 11,5 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Taille de l'image solaire\u003c\/td\u003e\n\n\u003ctd\u003e 6 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e passe-bande\u003c\/td\u003e\n\n\u003ctd\u003e \u0026lt; 0,5 Å\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n             \u003cth\u003eSpécifications mécaniques\u003c\/th\u003e\n\n\u003ctd\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Type de focalisateur\u003c\/td\u003e\n\n\u003ctd\u003e Crayford\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Taille du porte-oculaire\u003c\/td\u003e\n\n\u003ctd\u003e 2\"\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Focuser : double ou simple vitesse\u003c\/td\u003e\n\n\u003ctd\u003e Double vitesse\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Bague de compression\u003c\/td\u003e\n\n\u003ctd\u003e Non* (uniquement en diagonale)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Matériel OTA\u003c\/td\u003e\n\n\u003ctd\u003e Aluminium\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Longueur du tube optique (pouces)\u003c\/td\u003e\n\n\u003ctd\u003e 24\"\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Poids du tube optique (livres)\u003c\/td\u003e\n\n\u003ctd\u003e 8,4 livres\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Anneaux de montage ?\u003c\/td\u003e\n\n\u003ctd\u003e Anneaux de montage\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Type à queue d'aronde\u003c\/td\u003e\n\n\u003ctd\u003e Style V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Accessoires\u003c\/th\u003e\n\n\u003ctd\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Oculaires\u003c\/td\u003e\n\n\u003ctd\u003e Oculaire 20 mm 70º 1,25\"\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Diagonale\u003c\/td\u003e\n\n             \u003ctd\u003eBlocage diagonal H-alpha de 11,5 mm 1,25\"\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Adaptateur de caméra\u003c\/td\u003e\n\n\u003ctd\u003e Adaptateur de téléphone portable\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Accessoires supplémentaires\u003c\/td\u003e\n\n\u003ctd\u003e Pare-soleil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Chercheur inclus\u003c\/td\u003e\n\n\u003ctd\u003e Chercheur solaire Heliostar\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Manuel\u003c\/td\u003e\n\n\u003ctd\u003e PDF numérique\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Cas\u003c\/td\u003e\n\n\u003ctd\u003e Oui\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Informations d'observation\u003c\/th\u003e\n\n\u003ctd\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Limite de Dawes\u003c\/td\u003e\n\n\u003ctd\u003e 1,52\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Limite de Rayleigh\u003c\/td\u003e\n\n\u003ctd\u003e 1,84\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e ampleur limite\u003c\/td\u003e\n\n\u003ctd\u003e 11,88\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Grossissement minimum\u003c\/td\u003e\n\n\u003ctd\u003e 7x\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Grossissement maximal\u003c\/td\u003e\n\n\u003ctd\u003e 150x\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Grossissement avec oculaires inclus\u003c\/td\u003e\n\n\u003ctd\u003e 32x\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e Utilisation prévue\u003c\/td\u003e\n\n             \u003ctd\u003eSolaire (visuel et imagerie) \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/li\u003e\n\n\n\n\u003cli\u003e\n\n\u003cul class=\"DAV-grid\"\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Télescope Heliostar 76 mm\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Anneaux de montage\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 2 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Queue d'aronde série V\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Chercheur solaire Heliostar\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Filtre bloquant diagonal 1,25\" 11,5 mm\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Pare-soleil à clipser\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Oculaire 20 mm 70° 1,25\"\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Adaptateur de téléphone portable\u003c\/p\u003e\n\n                     \u003cp class=\"DAV-item-subtitle\"\u003e× 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Étui de transport\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n\u003cdiv\u003e\n\n\u003cp class=\"DAV-item-title\"\u003e Support et trépied SolarQuest (en option)\u003c\/p\u003e\n\n\u003cp class=\"DAV-item-subtitle\"\u003e × 1 \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003c!-- Add more items as needed --\u003e\n\n\u003c\/ul\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003cli\u003e\n\n\u003cul class=\"DAV-grid\"\u003e\n\n\u003cli class=\"DAV-grid-item\"\u003e\n\n \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Heliostar-76mm-Manual.pdf?v=1746213358\" target=\"_blank\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003c\/a\u003e\n\u003cp class=\"DAV-item-title\"\u003e Télécharger le manuel Heliostar\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sky-Watcher","offers":[{"title":"Aucune monture","offer_id":49393026400541,"sku":"SW-S11315","price":4720.0,"currency_code":"CAD","in_stock":true},{"title":"Monture SolarQuest","offer_id":49393026433309,"sku":"SW-S11330","price":5410.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Heliostar-76mm-S11315-1.jpg?v=1746201751"},{"product_id":"lunt-ls40tha-h-alpha-solar-telescope-standard-kit","title":"Lunt LS40THa H-Alpha Solar Telescope - Standard Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e40mm Aperture Dedicated Hydrogen-Alpha Solar Telescope\u003c\/li\u003e\n\u003cli\u003e≤0.65Å Bandpass Front-Mounted Tilt-Tuned Etalon\u003c\/li\u003e\n\u003cli\u003e6mm (B600) Blocking Filter for Visual and Imaging Use\u003c\/li\u003e\n\u003cli\u003eTele Vue Sol Searcher Solar Finder for Safe Aiming\u003c\/li\u003e\n\u003cli\u003eIncludes 12mm Eyepiece and Hard-Sided Carry Case\u003c\/li\u003e\n\u003cli\u003e400mm Focal Length (f\/10)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eManual\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eEnter the Chromosphere: The Lunt LS40THa Solar Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS40THa H-Alpha Solar Telescope is a complete, dedicated instrument designed to reveal the dynamic, ever-changing chromosphere of our sun. By combining a 40mm objective with a high-contrast, tilt-tuned etalon, this telescope delivers a direct, unfiltered view of solar prominences, filaments, and surface granulation, all in the brilliant crimson light of hydrogen-alpha.\u003c\/p\u003e\n\u003cp\u003eThis is the ideal starting point for any observer curious about dedicated solar astronomy. Its grab-and-go portability makes it a perfect companion for quick daytime sessions, while its optical system is engineered to provide a level of detail that generic white-light filters simply cannot resolve. With the LS40THa, you are not just looking at the sun; you are watching the active, violent weather of a star in real time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Matched 40mm f\/10 Optical System\u003c\/h3\u003e\n\u003cp\u003eThe foundation of the LS40THa is its 40mm singlet objective lens, operating at a focal ratio of f\/10. This specific focal length is engineered to provide a full-disc image of the sun with ample room around the limb. The f\/10 design ensures the light cone presented to the front etalon is nearly parallel, a critical requirement for achieving a uniform, high-contrast image across the entire field of view.\u003c\/p\u003e\n\u003cp\u003eThis aperture provides a perfect balance between resolution and sensitivity to atmospheric seeing. On days of average or poor seeing, a 40mm aperture often delivers a steadier, more pleasing view than a larger instrument, which can be over-magnified for the conditions. This makes the LS40THa a reliable performer, delivering consistent, satisfying views even when the atmosphere is turbulent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eHigh-Contrast Tilt-Tuned Etalon with ≤0.65Å Bandpass\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS40THa is its front-mounted, tilt-tuned Fabry-Pérot etalon. This precision filter isolates a narrow slice of the solar spectrum at the 656.28nm Hydrogen-alpha line, with a full-width half-maximum (FWHM) bandpass of ≤0.65Å. This narrow bandpass is essential for rejecting the overwhelming glare of the photosphere, allowing the faint, low-contrast structures of the chromosphere to become visible.\u003c\/p\u003e\n\u003cp\u003eThe simple and robust tilt-tuning mechanism allows you to shift the filter's bandpass slightly off the central H-alpha line. This control is vital for observing features that are Doppler-shifted due to their velocity, such as solar flares or fast-moving plasma in active regions. A slight turn of the tuning wheel can make a faint filament snap into sharp relief against the solar surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe B600 Blocking Filter\u003c\/h3\u003e\n\u003cp\u003eThe etalon works in concert with the B600 blocking filter, housed within the 90-degree star diagonal. The \"B600\" designation refers to its 6mm internal aperture, which is sized to pass the full solar disc from the 400mm focal length optical tube. This filter serves as the final, critical stage of the safety system, eliminating all out-of-band wavelengths and providing the observer with a purely monochromatic image.\u003c\/p\u003e\n\u003cp\u003eThe 6mm aperture of the B600 provides a generous field of view around the solar disc and is well suited for both visual observation and solar imaging. Whether you want to frame the entire sun and its surrounding prominences in a single view or capture high-resolution images of active regions and filaments, the B600 delivers a bright, high-fidelity image perfectly matched to the telescope's focal length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSimple and Precise Helical Focuser\u003c\/h3\u003e\n\u003cp\u003eFocusing on the sun requires small, deliberate adjustments, and the LS40THa's helical focuser is designed for this task. Unlike a rack-and-pinion focuser, a helical mechanism moves the eyepiece in and out with a simple rotation of the barrel. This design is compact, mechanically simple, and prevents any image shift during focusing.\u003c\/p\u003e\n\u003cp\u003eThe non-rotating action is a key benefit. It ensures that your eyepiece, or a camera if you are imaging, maintains its orientation as you fine-tune the focus. This makes it easier to keep your target framed and simplifies the process of achieving the sharpest possible view of delicate filamentary structures or the fine spicules at the solar limb.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSafe and Fast Targeting with the Tele Vue Sol Searcher\u003c\/h3\u003e\n\u003cp\u003eAiming a telescope directly at the sun is inherently dangerous without a proper finder. The LS40THa includes the Tele Vue Sol Searcher for safe, precise solar acquisition. This is not an optical finder you look through; instead, it projects a small shadow or dot onto a small, white target screen, allowing you to center the sun without ever looking toward it.\u003c\/p\u003e\n\u003cp\u003eTo use it, you simply move the telescope tube until the indicator is centered on the target. This process is completely safe, intuitive, and takes only a few seconds. It eliminates any guesswork and ensures you can acquire and center the sun in the eyepiece quickly and confidently, getting you observing faster.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eMounting and Experiencing the View\u003c\/h3\u003e\n\u003cp\u003eThe included 4-inch Vixen-style dovetail bar makes the LS40THa compatible with a wide range of lightweight, portable astronomical mounts. It can be easily carried by a photo tripod with a fluid head or any entry-level equatorial or alt-azimuth mount, making it an excellent \"grab-and-go\" instrument.\u003c\/p\u003e\n\u003cp\u003eWith the included 12mm eyepiece, the telescope operates at 33x magnification. At this power, the entire solar disc is framed comfortably in the field of view. As your eye settles, you will first notice the sharp, well-defined limb. With a slight adjustment of the tilt-tuner, you will see immense prominences, appearing like ghostly red flames erupting from the edge. On the surface itself, dark, snaking filaments and bright, active regions (plage) become apparent, changing day by day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eTrade-Offs and Upgrade Path\u003c\/h3\u003e\n\u003cp\u003eThe primary trade-off for the LS40THa's portability and price is its aperture. While 40mm provides excellent full-disc views, it has a lower resolution ceiling than larger instruments like the LS60MT or LS80MT for observing fine surface detail. Its tilt-tuned etalon is also more susceptible to off-band transmission at the edge of the field compared to Lunt's internal pressure-tuned systems, though this is rarely an issue for visual observation.\u003c\/p\u003e\n\u003cp\u003eHowever, the LS40THa offers a powerful upgrade path. By adding the LS40FHa front-mounted double-stack filter (sold separately), you can dramatically increase contrast on surface features, making the solar disc appear almost three-dimensional. This allows the telescope to grow with your interest in solar astronomy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Lunt LS40THa safe to use for solar observing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. It is a dedicated solar telescope with a multi-stage filtering system, including a front etalon and a rear blocking filter. It is engineered from the ground up for safe solar observation. You should never use a standard nighttime telescope with a simple front filter to view the sun.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat will I actually see with the LS40THa telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou will see the sun's chromosphere in the red hydrogen-alpha wavelength. This includes solar prominences (eruptions on the edge), filaments (dark ribbons on the surface), active regions (bright areas called plage), and surface granulation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the LS40THa compare to the Lunt LS50THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS50THa has a larger 50mm aperture, which provides slightly higher resolution on surface details under good seeing conditions. The LS40THa is smaller, lighter, and more affordable, making it a better choice for portability and as an entry point into solar astronomy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS40THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS40THa is very lightweight and will perform well on a sturdy photo tripod with a fluid video head. For better tracking and slow-motion control, an astronomical mount like the Sky-Watcher AZ-GTe or a Celestron NexStar SLT is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I take pictures of the sun with this telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, solar imaging is fully supported. You can use a dedicated astronomy camera or even a smartphone with an appropriate adapter. The B600 blocking filter's 6mm aperture is well suited for both visual use and imaging, delivering a bright, high-fidelity image across the full solar disc.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of the \"double-stack\" filter upgrade?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAdding a second etalon (double-stacking) dramatically increases contrast on surface features like filaments and granulation, making them appear more detailed and pronounced. It has less effect on prominences at the limb.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eDedicated H-Alpha Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal, Tilt-Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.65 Ångström\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB600 (6mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eHelical Focuser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003e4\" Vixen-Style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3 lbs (1.36 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS40THa H-Alpha Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB600 Blocking Filter in Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHelical Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTele Vue Sol Searcher Solar Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4\" Vixen-Style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12mm Solar Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard-Sided Carry Case with Custom Foam\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/luntsolarsystems.com\/wp-content\/uploads\/2022\/01\/40mm-Universal-Manual.pdf\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51207735148829,"sku":"LSS-LS40THa-Standard-V1","price":1393.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LS40-nofinder.png?v=1779895608"},{"product_id":"lunt-ls40tha-h-alpha-solar-telescope-enhanced-kit","title":"Lunt LS40THa H-Alpha Solar Telescope - Enhanced Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e40mm Aperture Dedicated Hydrogen-Alpha Solar Telescope\u003c\/li\u003e\n\u003cli\u003eInternal Etalon with Tilt-Tuning for \u0026lt;0.55Å Bandpass\u003c\/li\u003e\n\u003cli\u003eEnhanced Kit with Upgraded 1:1 Rack \u0026amp; Pinion Focuser\u003c\/li\u003e\n\u003cli\u003eIncludes B600 Blocking Filter for a Wider Imaging Field\u003c\/li\u003e\n\u003cli\u003eIntegrated SunLock Solar Finder and Vixen-Style Dovetail\u003c\/li\u003e\n\u003cli\u003eComplete package includes a 12mm eyepiece and hard case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eWatch the Sun Come Alive: The Lunt LS40THa Solar Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS40THa H-Alpha Solar Telescope - Enhanced Kit is a complete, grab-and-go system designed to reveal the dynamic, violent nature of our nearest star. This package is built around a 40mm dedicated solar refractor that makes the sun's chromosphere visible, transforming a quiet yellow disk into a landscape of fiery prominences, active regions, and delicate filaments. The Enhanced Kit provides key upgrades over the standard package, making it the right choice for observers who want a more refined operational experience and a clear path toward solar imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e40mm Aperture: Your Portable Window to the Chromosphere\u003c\/h3\u003e\n\u003cp\u003eThe LS40THa is built around a 40mm singlet objective lens with a 400mm focal length. This f\/10 system is intentionally designed for portability and performance under typical daytime seeing conditions. Atmospheric turbulence often limits the useful resolution of larger solar telescopes, allowing this compact instrument to deliver sharp, high-contrast views on days when bigger scopes struggle.\u003c\/p\u003e\n\u003cp\u003eThis aperture is ideal for observing the full solar disk in one field of view. It provides the perfect image scale to watch prominences erupt from the limb and track the evolution of active regions as they crawl across the sun's face. Its light weight means it can be mounted on any simple photo tripod or a small equatorial mount for easy tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eTilt-Tuned Etalon for High-Contrast Views\u003c\/h3\u003e\n\u003cp\u003eThe heart of the LS40THa is its internal, front-mounted solid etalon. This precision filter is factory-set to a bandpass of less than 0.55 Angstroms, isolating the specific wavelength of hydrogen-alpha light. This narrow bandpass extinguishes the brilliant, overwhelming light from the photosphere, allowing the much fainter details of the chromosphere to become visible.\u003c\/p\u003e\n\u003cp\u003eTo fine-tune the filter for maximum contrast on different features, the telescope uses a simple and robust tilt-tuning mechanism. A small thumbwheel on the side of the optical tube physically tilts the etalon. This allows you to shift the filter's bandpass slightly, which causes surface features like filaments and plage to \"pop\" into view or enhances the delicate structure of prominences against the blackness of space.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe B600 Blocking Filter Advantage\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes the upgraded B600 blocking filter, a critical component housed within the 90-degree star diagonal. This secondary filter provides the final, essential stage of energy rejection for safe observing. The \"600\" designation refers to its 6mm aperture, which is a significant step up from the standard B500 filter.\u003c\/p\u003e\n\u003cp\u003eThis larger clear aperture provides a wider, unvignetted field of view at the eyepiece. For visual observers, this results in a more evenly illuminated view of the full solar disk. For imagers, it is a mandatory upgrade, ensuring your camera sensor is fully illuminated edge-to-edge, preventing dimming in the corners of your solar images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUpgraded 1:1 Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eAnother key feature of the Enhanced Kit is the 1:1 rack and pinion focuser. This is a direct upgrade from the helical focuser found in the standard package, offering a more stable and precise focusing experience. The motion is smoother, making it easier to find that perfect point of sharp focus, especially at higher magnifications.\u003c\/p\u003e\n\u003cp\u003eThe rack and pinion design is also better at handling the weight of cameras and larger eyepieces without slipping or shifting. This non-rotating mechanism ensures your camera remains oriented correctly as you focus, eliminating the need to re-frame your shot after each adjustment. It is a practical upgrade that significantly improves the telescope's usability, particularly for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eObserving with the LS40THa: A Live View of Solar Fury\u003c\/h3\u003e\n\u003cp\u003eWith the included 12mm eyepiece, the LS40THa operates at 33x magnification, a perfect power for framing the entire sun. After using the SunLock finder to safely center the disk, you will see a deep, ruby-red ball. As your eye adapts, the view transforms. Along the limb, you might see a hedgerow prominence, a wall of plasma arcing tens of thousands of miles into space, its structure changing over minutes.\u003c\/p\u003e\n\u003cp\u003eBy adjusting the tilt-tuner, the bright active regions on the surface darken, revealing the intricate, web-like structure of filaments snaking across the disk. One trade-off of the simple tilt-tune system is that it can create a slight brightness gradient, but this is easily managed by keeping your target of interest in the \"on-band\" sweet spot. This instrument makes observing the sun an active, engaging experience, not a passive one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLS40THa Kit Comparison: Finding Your Fit\u003c\/h3\u003e\n\u003cp\u003eLunt offers the LS40THa in several packages to match different observer goals. Understanding the trade-offs helps you make the right choice.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Kit:\u003c\/strong\u003e This entry-level package includes the same optics but uses a B500 blocking filter and a helical focuser. It's a capable choice for purely visual, casual solar observing where minimizing cost is the top priority.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Kit (This Model):\u003c\/strong\u003e By upgrading to the B600 blocking filter and the rack \u0026amp; pinion focuser, this kit offers a better visual experience and a solid foundation for basic solar imaging. It represents the sweet spot for performance and value.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium PLUS Kit:\u003c\/strong\u003e This package includes the B600 filter, R\u0026amp;P focuser, and adds an external LS40FHa double-stack etalon. Double-stacking narrows the bandpass to \u0026lt;0.29Å, dramatically increasing surface contrast and making the chromosphere's texture appear almost three-dimensional. It is the ultimate choice for dedicated solar enthusiasts who demand the highest level of detail.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of the B600 blocking filter in the Enhanced Kit?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B600 blocking filter has a larger 6mm aperture compared to the standard 5mm B500. This provides a wider, more evenly illuminated field of view, which is better for imaging and for observing the full solar disk with certain eyepieces without dimming at the edges.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Lunt LS40THa good for solar imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the Enhanced Kit is a great starting point for solar imaging. The upgraded rack \u0026amp; pinion focuser provides smoother, more stable focusing, and the B600 blocking filter illuminates the camera sensor more effectively than the standard B500.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I see sunspots with this H-alpha telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile this telescope is designed to view the chromosphere (prominences, filaments), you can see the dark umbra of very large sunspots. However, for detailed views of sunspot structure in the photosphere, a white-light solar filter on a standard nighttime telescope is the proper tool.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the LS40THa compare to the LS50THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS50THa has a larger 50mm aperture, which provides slightly higher resolution and a brighter image. The LS40THa is smaller, lighter, and more affordable, making it an excellent portable or entry-level option that still delivers excellent views.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade this telescope to a double-stack system later?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. You can purchase the Lunt LS40FHa front-mounted etalon separately at any time. This filter threads onto the front of your LS40THa, easily converting it to a double-stack system for significantly higher-contrast views of surface detail.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the LS40THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS40THa is very lightweight (under 4 lbs) and includes a Vixen-style dovetail. It works well on a simple alt-azimuth mount like a Vixen Porta II, a Sky-Watcher AZ-GTe, or even a sturdy photographic tripod with a fluid video head.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eDedicated H-alpha Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.55 Ångström\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eTilt-Tuned Internal Etalon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB600 (6mm) in 90° Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e1.25\" Rack \u0026amp; Pinion Focuser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eIntegrated SunLock Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.8 lbs (1.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS40THa Telescope Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB600 Blocking Filter in 1.25\" Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e1.25\" Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSunLock Vixen-Style Dovetail (4\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt 12mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Carrying Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/luntsolarsystems.com\/wp-content\/uploads\/2022\/07\/LS40THa_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/luntsolarsystems.com\/warranty-registration\/\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51221379711261,"sku":"LSS-LS40THa-Enhanced","price":1533.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS40THa-Enhanced-Kit.jpg?v=1777426716"},{"product_id":"lunt-ls40tha-h-alpha-solar-telescope-premium-plus-kit","title":"Lunt LS40THa H-Alpha Solar Telescope - Premium PLUS Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e40mm Dedicated H-Alpha Solar Telescope\u003c\/li\u003e\n\u003cli\u003eInternal Double-Stack System with ≤0.35Å Bandpass\u003c\/li\u003e\n\u003cli\u003eB600 Blocking Filter for Full-Disk Views \u0026amp; Imaging\u003c\/li\u003e\n\u003cli\u003eIncludes Lunt 7.2mm - 21.5mm Zoom Eyepiece\u003c\/li\u003e\n\u003cli\u003e1:1 Rack \u0026amp; Pinion Focuser\u003c\/li\u003e\n\u003cli\u003eIntegrated SunLock Solar Finder\u003c\/li\u003e\n\u003cli\u003e4\" Vixen-Style Dovetail Rail\u003c\/li\u003e\n\u003cli\u003eIncludes Aluminum Hard Case with Custom Foam\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eThe Ultimate View of Solar Surface Detail in a 40mm Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS40THa H-Alpha Solar Telescope - Premium PLUS Kit is a complete, dedicated system designed to reveal the sun's dynamic chromosphere with the highest contrast possible in this aperture. By including a matched double-stack etalon filter, this kit narrows the bandpass to ≤0.35Å, transforming faint surface texture and active regions into a richly detailed, three-dimensional spectacle. It is the definitive choice for the observer who prioritizes surface contrast over all else in a portable, grab-and-go package.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eMatched 40mm f\/10 Optics\u003c\/h3\u003e\n\u003cp\u003eThe foundation of the LS40THa is a 40mm f\/10 singlet objective lens, fully corrected for the 656.28nm hydrogen-alpha wavelength. This focal ratio provides a manageable 400mm focal length, creating a forgiving system for focus and tuning. The optical design ensures a high-contrast image is delivered to the etalon filtering system, a critical first step for high-resolution solar viewing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrimary Tilt-Tuned Etalon Filter\u003c\/h3\u003e\n\u003cp\u003eThe heart of the telescope is its internal, front-mounted etalon. This precision filter uses a polished Fabry-Pérot cavity to isolate the light from hydrogen plasma, revealing the sun's chromosphere. The user tunes the filter to the precise H-alpha line by tilting the etalon with a simple thumbwheel, allowing you to shift the view slightly off-band to emphasize Doppler-shifted features like erupting prominences moving toward or away from you.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLS40FHa Double-Stack Etalon for Maximum Contrast\u003c\/h3\u003e\n\u003cp\u003eThis Premium PLUS kit includes the crucial LS40FHa front-mounted double-stack etalon. Adding this second filter dramatically narrows the system's bandpass from the standard ~0.55Å to a very tight ≤0.35Å. This reduction in out-of-band light significantly increases the contrast of surface features, causing solar flares, filaments, and active region plage to stand out against the solar disk with stark definition. While a single-stack system shows you these features exist, the double-stack renders them with photographic-like texture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB600 Blocking Filter for Full-Disk Views\u003c\/h3\u003e\n\u003cp\u003eThe B600 blocking filter, housed in the star diagonal, is the final stage of the safety system and is sized to provide an unvignetted view of the entire solar disk with the included zoom eyepiece. This larger 6mm filter provides more clearance than the smaller B500, making it a better choice for observers who may want to try basic imaging of the full sun with a small sensor camera. It ensures the entire solar limb is visible at once, so you never miss a prominence erupting at the edge.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe Experience of High-Contrast Chromosphere Viewing\u003c\/h3\u003e\n\u003cp\u003eWith the double-stack engaged and the zoom eyepiece set to around 12mm, the experience is unlike any white-light view. After tuning the etalon, the solar surface resolves into a tapestry of texture. You can trace the dark, serpentine path of a filament as it snakes across an active region, then watch as its delicate structure appears to float just above the brighter background. This is the view that turns a static star into a living, dynamic object, and the ≤0.35Å bandpass is what makes it possible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUpgraded Focuser and SunLock Finder\u003c\/h3\u003e\n\u003cp\u003eThe Premium PLUS kit features an upgraded 1:1 Rack \u0026amp; Pinion focuser, which offers a smoother feel and better stability for holding cameras compared to the standard helical focuser. Finding the sun is made safe and simple by the integrated SunLock finderscope, a small pinhole that projects an image of the solar disk onto a tiny internal screen. When the dot is centered, the sun is in your eyepiece, eliminating any guesswork or unsafe alignment attempts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLunt Zoom Eyepiece and Hard Case\u003c\/h3\u003e\n\u003cp\u003eCompleting the kit is the Lunt 7.2mm - 21.5mm zoom eyepiece, the ideal companion for a solar telescope. It allows you to frame the entire solar disk at 21.5mm (18.6x magnification), then zoom in to 7.2mm (55.5x) to scrutinize a specific sunspot group or prominence without ever taking your eye from the view. The entire system, including the double-stack filter, packs into a custom-cut foam-lined aluminum hard case for secure transport and storage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Note on Aperture and Seeing\u003c\/h3\u003e\n\u003cp\u003eWhile larger solar telescopes exist, the 40mm aperture is often an advantage under typical daytime seeing conditions. Atmospheric turbulence can easily degrade the view in larger scopes, but the LS40THa is less susceptible to these effects, frequently delivering a sharper, more stable image than a larger instrument on an average day. This makes it a highly effective and frustration-free grab-and-go solar telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main advantage of the Premium PLUS (double-stack) kit?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Premium PLUS kit includes a second etalon filter that narrows the bandpass to ≤0.35Å. This dramatically increases the contrast of features on the sun's surface, like filaments and active regions, making them appear much more detailed and defined compared to the single-stack version.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this Lunt solar telescope safe to use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Lunt LS40THa is a dedicated solar telescope with multiple, permanently installed filters. As long as it is used as designed and is not modified, it is completely safe for direct solar observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use my own eyepieces with the LS40THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, you can use any standard 1.25\" eyepiece. However, non-solar-specific eyepieces may have coatings that produce reflections or glare (ghosting) when viewing the extremely bright sun. The included Lunt zoom eyepiece is optimized for this application.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the 40mm Lunt compare to the 50mm Lunt telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Lunt LS50THa offers 25% more aperture, providing slightly higher resolution on fine surface details under good seeing conditions. The LS40THa is smaller, lighter, and often performs better under average or poor seeing, making it a more consistent and portable option.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does this telescope use tilt-tuning instead of pressure-tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eTilt-tuning the front etalon is a simpler and more cost-effective mechanism for a telescope of this size, allowing Lunt to deliver high-quality etalon performance at an accessible price point. Lunt's larger telescopes use pressure-tuning for more uniform control over the filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I do astrophotography with the Lunt LS40THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, you can perform basic solar imaging with the LS40THa. It is suitable for capturing full-disk images or close-ups of large features using a small, lightweight planetary-style CMOS camera. Achieving focus may require a 1.25\" eyepiece extender.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e40mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003eSingle Stack: \u0026lt;0.55Å, Double Stack: ≤0.35Å\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eTilt-Tuned Etalon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB600 (6mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e1:1 Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003e4\" Vixen-Style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.1 lbs (1.4 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS40THa 40mm H-alpha Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS40FHa Double-Stack Etalon Filter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB600 Blocking Filter in Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e1:1 Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt 7.2mm - 21.5mm Zoom Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eIntegrated SunLock Solar Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4\" Vixen-Style Dovetail Rail\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAluminum Hard Case with Custom Foam\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/luntsolarsystems.com\/wp-content\/uploads\/2022\/10\/40mm_Instructions_2022.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/luntsolarsystems.com\/product-registration-and-warranty\/\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51221379744029,"sku":"LSS-LS40THa-Premium","price":2513.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS40THa-Premium-PLUS-Kit.jpg?v=1777426717"},{"product_id":"lunt-ls50tha-h-alpha-solar-telescope-standard-kit","title":"Lunt LS50THa H-Alpha Solar Telescope - Standard Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 50mm\u003c\/li\u003e\n\u003cli\u003eFocal Length: 350mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7\u003c\/li\u003e\n\u003cli\u003eBandpass: \u0026lt;0.6Å\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure Tuner (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B400 (4mm)\u003c\/li\u003e\n\u003cli\u003eFocuser: Helical Focuser\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eObserve the Sun's Dynamic Atmosphere in Hydrogen-Alpha\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS50THa is a dedicated hydrogen-alpha solar telescope designed to reveal the intricate, ever-changing details of the sun's chromosphere. This complete system combines a 50mm objective with Lunt's proprietary pressure-tuned etalon, delivering high-contrast views of prominences, filaments, and surface granulation. It offers a significant step up in resolution and tuning precision from entry-level solar filters, making it the right choice for the serious visual observer who demands performance and portability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e50mm Objective: The Sweet Spot for Solar Viewing\u003c\/h3\u003e\n\u003cp\u003eThe 50mm precision-polished objective lens provides the ideal balance between light-gathering power and sensitivity to atmospheric seeing. Under typical daytime conditions, this aperture resolves fine details in sunspot umbra and delicate filamentary structures without being overly compromised by turbulence. The 350mm focal length (f\/7) creates a full-disc view of the sun with low-power eyepieces, while still having enough image scale for satisfying high-magnification views of active regions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eInternal Etalon with Doppler True Pressure Tuning\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS50THa is its internal, unobstructed Fabry-Pérot etalon. By placing the etalon inside the telescope body, Lunt protects the critical component from damage and ensures thermal stability. The single etalon provides a narrow \u0026lt;0.6Å bandpass, which is the specification required to resolve high-contrast details against the bright solar disc.\u003c\/p\u003e\n\u003cp\u003eLunt’s Doppler True Tuning system uses air pressure to make fine adjustments to the etalon's bandpass. Unlike mechanical tilt-tuning which can introduce off-axis aberrations, pressure tuning provides a uniform, consistent view across the entire field. This allows you to shift the filter's transmission window to track features moving at high velocity, like eruptive prominences or plasma flows around active regions, without any degradation in image quality.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB400 Blocking Filter for Visual Safety and Contrast\u003c\/h3\u003e\n\u003cp\u003eThis Standard Kit includes the B400 blocking filter, housed in a 1.25\" star diagonal. The blocking filter is a non-negotiable safety component, removing all harmful radiation outside the H-alpha line before the light reaches your eye. The 4mm aperture of the B400 is optimized for visual observation, providing a fully illuminated field of view for full-disc observation without any vignetting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSimple and Effective Helical Focuser\u003c\/h3\u003e\n\u003cp\u003eFocusing is managed by a robust helical focuser. This simple, intuitive design is easy to use, especially when wearing gloves in colder weather. While it lacks the fine control of a dual-speed Crayford, the helical focuser provides a direct, backlash-free mechanism for achieving a sharp image, which is perfectly adequate for the visual magnifications this telescope is designed for. The trade-off for simplicity is that the eyepiece and any attached camera will rotate during focus adjustment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSafe and Fast Solar Alignment with the SunLock Finder\u003c\/h3\u003e\n\u003cp\u003eThe integrated SunLock sun finder makes aiming the telescope safe and effortless. This small internal projection system casts a tiny image of the solar disc onto a white screen. To align the telescope, you simply adjust your mount until the projected image is centered on the screen. This system entirely eliminates the danger and difficulty of trying to find the sun through the main scope or a traditional finder.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eObserving a Hedgerow Prominence with the LS50THa\u003c\/h3\u003e\n\u003cp\u003eCenter a large active region on the limb of the sun and insert a medium-power eyepiece, around 8mm to 12mm. As your eye adapts, you will see the bright, boiling texture of the chromosphere. Slowly turn the pressure tuning knob. The surface details will fade slightly as the bandpass shifts, and suddenly, fiery structures will leap into view off the limb.\u003c\/p\u003e\n\u003cp\u003eA classic hedgerow prominence, which looks like a soft glow in a lesser instrument, resolves into a forest of fine, feathery plasma tendrils. With the LS50THa's pressure tuner, you can follow these structures as they arch and twist, sometimes seeing brighter knots of material that indicate areas of intense magnetic activity. This direct, real-time view of the sun’s violent atmosphere is what makes a dedicated H-alpha telescope an essential instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your Lunt 50mm Solar Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt offers several packages for the 50mm platform, each tailored to a specific use case. This Standard Kit is the ideal starting point for a dedicated visual observer.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS50THa Standard Kit (This Model):\u003c\/strong\u003e Features the B400 blocking filter and a helical focuser. It is the most affordable and portable package, perfectly matched for visual observation and getting started in H-alpha.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS50THa Enhanced Kit:\u003c\/strong\u003e Upgrades to a B600 blocking filter and a 10:1 Rack \u0026amp; Pinion focuser. The larger blocking filter is better suited for imagers using cameras with larger sensors, and the focuser provides more precise control, which is critical for photography.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS50THa Premium PLUS Kit:\u003c\/strong\u003e Includes the B600 blocking filter, R\u0026amp;P focuser, and an external LS50C double-stacking etalon. This configuration narrows the bandpass to \u0026lt;0.3Å, dramatically increasing surface contrast to make filaments and active regions appear almost three-dimensional. This is the ultimate package for the high-resolution observer or imager.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the Lunt LS50THa B400 and B600?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B400 (4mm) and B600 (6mm) refer to the aperture of the blocking filter. The B400 is optimized for visual use, providing a fully illuminated field for full-disc views. The B600 provides a larger illuminated field, which is recommended for observers who plan to do solar imaging with cameras that have larger sensors to prevent vignetting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade the LS50THa to a double-stack system later?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. You can add the Lunt LS50C front-mounted etalon at any time. This screws onto the front of the telescope and, when used with the internal etalon, reduces the system bandpass to under 0.3Å. This significantly increases contrast on solar surface details like filaments and plage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS50THa good for taking pictures of the sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS50THa is capable of basic solar imaging with small, lightweight planetary-style cameras. However, the helical focuser can make achieving critical focus for imaging a challenge. For users primarily interested in imaging, the Enhanced Kit with the 10:1 Rack \u0026amp; Pinion focuser is a better choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS50THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS50THa is very lightweight and compact. It will perform well on a solid photo tripod with a fluid video head, or a light astronomical alt-azimuth mount like a Vixen Porta Mount II or Sky-Watcher AZ-GTe. An equatorial mount is not necessary for visual observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow is the pressure tuner different from a tilt tuner?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eLunt's pressure tuner adjusts the etalon by changing air pressure, which keeps the filter perfectly parallel to the light path. This provides a very even, high-fidelity view across the entire field. Tilt-tuning, used on some other solar scopes, physically tilts the etalon, which can introduce some image degradation off-axis.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill I be able to see solar flares?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, solar flares are visible in H-alpha as intensely bright patches near active regions. The LS50THa has the resolution and contrast required to show them clearly. The pressure tuner helps you dim the surrounding plage to make the flare stand out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Aperture\u003c\/td\u003e\n\u003ctd\u003e50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEFL\u003c\/td\u003e\n\u003ctd\u003e350 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eF\/Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.6 Ångström @ 656nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Pressure Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB400 in 1.25\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e1.25\" Helical Focuser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eClamshell with 1\/4-20 tapped holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Finished Hard Case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.6 lbs (2.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS50THa 50mm H-Alpha Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB400 Blocking Filter in Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eIntegrated SunLock Sun Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTelescope Clamshell Ring\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4\" Vixen-Style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12mm Lunt Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAluminum Hard Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS50THa-Solar-Telescope-Manual.pdf?v=1777432302\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230513529117,"sku":"LSS-LS50THa-Standard","price":1673.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS50THASolarTelescopeStandardKit.jpg?v=1777667488"},{"product_id":"lunt-ls50tha-h-alpha-solar-telescope-enhanced-kit","title":"Lunt LS50THa H-Alpha Solar Telescope - Enhanced Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 50mm\u003c\/li\u003e\n\u003cli\u003eBandpass: \u0026lt;0.6Å Single-Stack\u003c\/li\u003e\n\u003cli\u003eTuning: Doppler True Tuning (Pressure Tuner)\u003c\/li\u003e\n\u003cli\u003eFocuser: 1:1 Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B600 (6mm)\u003c\/li\u003e\n\u003cli\u003eFocal Length: 350mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eA High-Contrast Window on the Active Sun\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS50THa H-Alpha Solar Telescope - Enhanced Kit is a complete, dedicated instrument engineered for the observer who wants to move beyond basic solar views into high-contrast detail. By combining a 50mm aperture with an upgraded focuser and a larger blocking filter, this package delivers a significant performance step-up for resolving the dynamic, fine-scale structure of the Sun's chromosphere.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 50mm Hydrogen-alpha Etalon\u003c\/h3\u003e\n\u003cp\u003eThe heart of the LS50THa is its precision front-mounted etalon, a solid-cavity filter with a bandpass specification of less than 0.6 Angstroms. This narrow window on the spectrum isolates the deep red light of hydrogen-alpha, revealing the Sun not as a bright disc, but as a turbulent body of plasma. The 50mm aperture provides a 25% increase in light-gathering power over 40mm scopes, resulting in brighter images and the ability to use higher magnifications on delicate prominence structures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDoppler True Tuning with the Lunt Pressure Tuner\u003c\/h3\u003e\n\u003cp\u003eLunt's Doppler True Tuning system uses air pressure to adjust the etalon's bandpass, a method with distinct advantages over mechanical tilt-tuning. Applying pressure changes the refractive index of the air between the etalon plates, shifting the filter's central wavelength without tilting the etalon itself. This maintains a more uniform bandpass across the entire field of view, preventing off-axis hot-spotting and delivering higher-contrast views from edge to edge.\u003c\/p\u003e\n\u003cp\u003eThis tuning control is what allows you to see the motion of solar plasma. As a filament or prominence erupts towards or away from you, its light is Doppler-shifted. By adjusting the pressure tuner, you can follow that motion into the \"wings\" of the H-alpha line, transforming a static view into a dynamic one and revealing the three-dimensional structure of active regions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe Upgraded 1:1 Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit replaces the standard helical focuser with a more robust 1:1 Rack \u0026amp; Pinion unit. This is a critical upgrade for detailed observation. The R\u0026amp;P focuser provides smoother, more precise travel with zero image shift, allowing you to achieve and hold critical focus on faint, wispy prominence details that a less stable focuser can struggle with. This makes the observing experience more fluid and less frustrating, especially at higher powers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB600 Blocking Filter for a Wider Field\u003c\/h3\u003e\n\u003cp\u003eThis kit includes the 6mm B600 blocking filter, an important step up from the B400 found in the standard package. The larger aperture of the blocking filter provides a wider, fully illuminated field of view, reducing vignetting (dimming at the edges) when using lower-power, wide-field eyepieces. For observers who enjoy framing the entire solar disc with room to spare, or for those starting out with imaging, the B600 provides a more forgiving and complete picture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eObserving the Solar Limb\u003c\/h3\u003e\n\u003cp\u003eWith a medium-power eyepiece, the LS50THa presents the full solar disc against a truly black background. As your eye adapts, focus on the limb. A small, bright eruption that appears as a detached spike is a classic prominence. Using the pressure tuner, you can subtly adjust the view, watching as the finest thread-like details within the prominence sharpen and seem to float above the edge of the Sun. This ability to fine-tune the contrast is what separates a simple glance from a detailed study.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eReady for Double-Stacking for Ultimate Contrast\u003c\/h3\u003e\n\u003cp\u003eThe LS50THa is designed to be compatible with the optional LS50C front-mounted double-stack filter. Adding this second etalon is the single most effective upgrade for this telescope. It narrows the system's bandpass to less than 0.30 Angstroms, dramatically increasing contrast on the solar surface. This transforms faint filaments and plage from subtle shadings into bold, high-definition features, revealing the \"carpet\" of the chromosphere in a way a single-stack system cannot.\u003c\/p\u003e\n\u003cp\u003eThe trade-off for this increase in surface detail is a slightly dimmer image, which is why starting with a single-stack system is often recommended. However, the modular design means your investment is secure, with a clear and powerful upgrade path available when you are ready to see the highest possible level of solar detail.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch3\u003eLunt Solar Telescope Kit Comparison\u003c\/h3\u003e\n\u003cp\u003eLunt offers the LS50THa in several packages to match different observing goals and budgets. Understanding the trade-offs in focuser type and blocking filter size is key to selecting the right system for your needs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Kit:\u003c\/strong\u003e The most accessible entry point. It includes the same 50mm etalon but uses a helical focuser and a smaller B400 (4mm) blocking filter. This is an excellent visual package, but the B400 can introduce vignetting with very low-power eyepieces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Kit (This Product):\u003c\/strong\u003e The observer's sweet spot. It upgrades two key components: the focuser is a smoother 1:1 Rack \u0026amp; Pinion, and the blocking filter is the larger B600 (6mm). These changes provide a better experience for detailed visual work and entry-level imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium PLUS Kit:\u003c\/strong\u003e The ultimate 50mm package. This kit includes the 1:1 R\u0026amp;P focuser, B600 filter, and bundles the LS50C front-mounted double-stack filter from the start. This delivers the highest-contrast surface views possible with the 50mm system, right out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat's the real difference between the B600 and B400 blocking filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B600 has a 6mm aperture versus the B400's 4mm. This provides a wider, fully illuminated field of view, which reduces the dimming you might see at the edge of the field with low-power eyepieces. The B600 is recommended for those who want to do any form of imaging or prefer expansive, full-disc views.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs double-stacking the LS50THa worth it?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, it is the most significant performance upgrade you can make. Adding the LS50C filter narrows the bandpass to \u0026lt;0.30Å, which dramatically increases contrast on the Sun's surface. Filaments, active regions, and plage become much more defined. The trade-off is a slightly dimmer image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does this kit have a Rack \u0026amp; Pinion focuser instead of a helical one?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Rack \u0026amp; Pinion (R\u0026amp;P) focuser in the Enhanced Kit provides smoother, more precise focus control than the helical focuser in the standard kit. It is less prone to image shift, which is critical when trying to achieve sharp focus on faint solar details at high magnification.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use my regular nighttime eyepieces with this solar telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, any standard 1.25\" astronomical eyepiece will work. Simpler designs with fewer glass elements, like Plössls, often perform very well for solar viewing by maximizing contrast and brightness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Lunt LS50THa good for a beginner in solar astronomy?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS50THa is an excellent choice for a serious beginner. It is a complete, dedicated system that is easy to set up and provides high-quality views that will keep you engaged for years. The Enhanced Kit is particularly good as the upgraded focuser and blocking filter address the first upgrades many new observers consider.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill I need any other filters to observe the sun safely?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. The LS50THa is a complete, dedicated solar telescope. The internal etalon and the blocking filter in the diagonal work together to make viewing 100% safe. You must never use a front-mounted white-light filter with this telescope, nor should you ever remove the blocking filter diagonal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eDedicated H-alpha Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e350 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.6 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tuner (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB600 (6mm) in 1.25\" Star Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e1:1 Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eVixen-style Dovetail Plate (4\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.6 lbs (2.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt LS50THa H-Alpha Telescope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS50THa-Telescope.jpg?v=1781295601\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS50THa 50mm H-alpha Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt B600 Blocking Filter Diagonal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-B600-Blocking-Filter.jpg?v=1781295601\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB600 Blocking Filter in 1.25\" Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt 1:1 Rack \u0026amp; Pinion Focuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-RP-Focuser.jpg?v=1781295601\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e1:1 Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt 8mm Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-8mm-Eyepiece.jpg?v=1781295601\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8mm Lunt Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt 12mm Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-12mm-Eyepiece.jpg?v=1781295601\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12mm Lunt Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt 16mm Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-16mm-Eyepiece.jpg?v=1781295601\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e16mm Lunt Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt SunLock Solar Finder\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-SunLock-Finder.jpg?v=1781295601\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSunLock Solar Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt Telescope Hard Case\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-Telescope-Case.jpg?v=1781295601\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Case with Custom Foam\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS50THa-Solar-Telescope-Manual.pdf?v=1777432302\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230513627421,"sku":"LSS-LS50THa-Enhanced","price":1953.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS50THASolarTelescopeEnhancedKit.jpg?v=1777667525"},{"product_id":"lunt-ls50tha-h-alpha-solar-telescope-premium-plus-kit","title":"Lunt LS50THa H-Alpha Solar Telescope - Premium PLUS Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 50mm\u003c\/li\u003e\n\u003cli\u003eSystem Bandpass: \u0026lt;0.30Å (Double-Stacked)\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure Tuner (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B600 in 1.25\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: 1:1 Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eFocal Length: 350mm\u003c\/li\u003e\n\u003cli\u003eIncluded Eyepiece: Lunt Zoom Eyepiece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003c!-- TAB-MARKER-1: DESCRIPTION --\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eFrom Prominences to Chromosphere: A Complete H-Alpha System\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS50THa H-Alpha Solar Telescope - Premium PLUS Kit is a complete, dedicated system designed to deliver high-contrast, high-resolution views of the Sun's dynamic chromosphere. This package combines a 50mm primary objective with two precision-tuned etalons, achieving a sub-0.30 Angstrom bandpass for the most detailed solar observation possible in this aperture class. It is the right choice for the observer who wants to move beyond limb phenomena and resolve the intricate, evolving texture of the solar disk itself.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 50mm f\/7 Optical Foundation\u003c\/h3\u003e\n\u003cp\u003eThe heart of the LS50THa is its 50mm f\/7 singlet objective lens. This aperture provides a significant increase in resolving power over smaller 40mm scopes, rendering finer detail in solar prominences and the structure within sunspot umbrae. The 350mm focal length creates a manageable image scale that is well-matched to the included B600 blocking filter and zoom eyepiece, allowing you to frame the full solar disk or zoom in on active regions without needing Barlows.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eInternal Pressure-Tuned Etalon for Uniformity\u003c\/h3\u003e\n\u003cp\u003eInside the main optical tube lies the primary sub-aperture etalon, the core filtering engine of the telescope. Lunt's innovative pressure tuning system adjusts the air pressure within the etalon cavity, shifting the filter's bandpass with zero mechanical stress on the optics. This Doppler True Tuning method provides a more uniform view across the entire field compared to mechanical tilt-tuning, which can introduce bandpass variations and gradients from the center to the edge of the view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDouble-Stacking for a High-Fidelity Chromosphere\u003c\/h3\u003e\n\u003cp\u003eThe Premium PLUS kit's defining feature is the included LS50C front-mounted double-stack etalon. Adding this second filter dramatically narrows the system's final bandpass from ~0.6Å to less than 0.30Å. This is not a subtle change; the reduction in out-of-band light significantly increases contrast on the solar disk, causing faint filaments, active region plage, and the mottled \"orange peel\" texture of the chromosphere to snap into sharp relief. While a single-stack system excels at prominences, this double-stack configuration is optimized for revealing the complex, three-dimensional surface of the Sun.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe B600 Blocking Filter: A Matched System\u003c\/h3\u003e\n\u003cp\u003eThe blocking filter, housed in the star diagonal, is the final critical component in the safety chain. This kit includes the B600, with a 6mm aperture perfectly suited for visual observation and imaging with smaller-chip cameras. It provides a generous field around the solar disk at the native 350mm focal length, ensuring you never suffer from a vignetted or cut-off view of the Sun's limb and surrounding prominence activity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUpgraded Focuser and Versatile Zoom Eyepiece\u003c\/h3\u003e\n\u003cp\u003eThis kit moves beyond the helical focuser of the standard package to a more robust 1:1 Rack \u0026amp; Pinion focuser. This design is better equipped to handle the weight of cameras and multiple eyepieces without flexure, providing a more stable and repeatable focusing experience. Paired with the included Lunt Zoom eyepiece, you can move from a full-disk contextual view to high-magnification close-ups of an active region with a simple twist, maintaining focus and keeping your target centered.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSunLock Finder for Safe and Fast Alignment\u003c\/h3\u003e\n\u003cp\u003eFinding and centering the Sun without looking at it is the first challenge of any solar observation. The included SunLock is a purpose-built solar finder that projects a small image of the Sun onto a viewing screen. Simply center the dot on the screen, and the Sun will be in the eyepiece field of view, eliminating any guesswork and ensuring a safe, immediate start to your session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAn Observer's View: Filaments on the Grid\u003c\/h3\u003e\n\u003cp\u003eWith the double-stack engaged and the pressure tuner dialed in, point the LS50THa at a large, snaking filament. At low power with the zoom eyepiece, it appears as a dark, irregular line against the brighter chromosphere. As you increase magnification, what was a simple line resolves into a structure with depth and texture. You can trace its path across the solar grid, noting the finer, thread-like extensions and anchor points that betray the powerful magnetic forces holding it in place against the Sun's surface. This is the view a \u0026lt;0.30Å bandpass makes possible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSystem Trade-offs and Considerations\u003c\/h3\u003e\n\u003cp\u003eThe principal trade-off for the enhanced surface detail of the double-stack system is a slight dimming of the image compared to the single-stack configuration. While prominences remain bright and clear, the double-stack view prioritizes disk contrast over limb brightness. The 50mm aperture provides excellent detail but may be more susceptible to poor atmospheric seeing than a smaller 40mm scope, which can sometimes provide a steadier, albeit less resolved, image under turbulent daytime skies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your Lunt 50mm Solar Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt offers the LS50THa in several packages, each designed for a specific observer. The Premium PLUS Kit represents the pinnacle of the 50mm line, offering the highest-contrast views and most complete accessory package.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS50THa Standard Kit:\u003c\/strong\u003e This is the entry point, featuring a single etalon (\u0026lt;0.6Å), B400 blocking filter, and helical focuser. It is an excellent choice for focusing purely on solar prominences, offering the brightest possible view of structures on the Sun's limb.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS50THa Enhanced Kit:\u003c\/strong\u003e This package upgrades the blocking filter to the B600 for a wider field of view and moves to the 1:1 Rack \u0026amp; Pinion focuser. It remains a single-stack system, making it a great option for those who want a better focuser and a more complete view of the disk but do not yet require the highest surface contrast.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS50THa Premium PLUS Kit:\u003c\/strong\u003e The subject of this page. By adding the LS50C double-stack filter, this kit achieves the narrowest bandpass (\u0026lt;0.30Å) for maximum chromospheric detail. It is the definitive choice for the serious visual observer or imager who prioritizes resolving filaments, plage, and granulation over all else.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-2: FAQ --\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat's the main difference between single-stack and double-stack solar telescopes?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA single-stack telescope (~0.6Å) provides bright, high-contrast views of prominences on the Sun's edge. A double-stack system (\u0026lt;0.30Å) narrows the filter bandpass, which dims the image slightly but dramatically increases contrast on the Sun's surface, making features like filaments and active regions much more detailed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS50THa Premium PLUS Kit good for imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, it is well-suited for imaging with small-chip, high-frame-rate planetary-style cameras. The \u0026lt;0.30Å bandpass is ideal for capturing high-contrast surface detail, and the upgraded Rack \u0026amp; Pinion focuser can better support the weight of a camera setup than a helical focuser.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does Lunt use pressure tuning instead of tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon's bandpass without tilting it, which ensures a more uniform image and prevents off-axis reflections or gradients in the view. It is a more advanced method that maintains the highest performance across the entire solar disk.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a special mount for the LS50THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the LS50THa is very lightweight and compact. It will perform well on any light-duty astronomical mount with a Vixen-style saddle, such as a Sky-Watcher AZ-GTi, an iOptron SkyGuider Pro with a ball head, or any small equatorial mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use this telescope for night sky viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the LS50THa is a dedicated solar telescope. Its internal filters are designed specifically for viewing the Sun in the Hydrogen-alpha wavelength and will not pass enough light from stars or planets for nighttime observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the B600 and B1200 blocking filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B600 (6mm) blocking filter included in this kit is ideal for visual use and imaging the full solar disk. A larger B1200 (12mm) filter would provide a wider illuminated field, which is primarily a benefit for imagers using cameras with larger sensors to create mosaics.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-3: SPECIFICATIONS --\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Aperture\u003c\/td\u003e\n\u003ctd\u003e50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e350 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.6 Angstrom (Single-Stack) \/ \u0026lt;0.30 Angstrom (Double-Stacked)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tune (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB600 in 1.25\" Star Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e1:1 Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eVixen-Style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.4 lbs (2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-4: IN THE BOX --\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS50THa 50mm H-Alpha Solar Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS50C Front-Mount Double-Stack Etalon Filter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB600 Blocking Filter in 1.25\" Star Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e1:1 Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Zoom Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSunLock Sol Searcher\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4\" Vixen-Style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAluminum Hard Case with Custom Foam\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-5: MANUAL --\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS50THa-Solar-Telescope-Manual.pdf?v=1777432302\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS50THa Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS50FHa-Double-Stack-Manual.pdf?v=1777432302\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDouble-Stack Filter Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-6: WARRANTY --\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230513692957,"sku":"LSS-LS50THa-Premium","price":2933.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS50THASolarTelescopePremiumKit.jpg?v=1777667542"},{"product_id":"lunt-ls60mt-h-alpha-solar-telescope-standard-kit","title":"Lunt LS60MT H-Alpha Solar Telescope - Standard Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 60mm\u003c\/li\u003e\n\u003cli\u003eBandpass: ≤0.4Å (Single Stack)\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure-Tuning (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1200 (12mm)\u003c\/li\u003e\n\u003cli\u003eFocuser: Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eFocal Length: 500mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/8.3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eA Modular Window to the Sun's Dynamic Atmosphere\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS60MT H-Alpha Solar Telescope - Enhanced Kit is a complete system for observing and imaging the Sun's turbulent chromosphere in high-contrast detail. This instrument combines a 60mm aperture with Lunt's advanced pressure-tuned etalon, delivering a sharp, portable, and versatile solar experience that can also transform into a high-quality nighttime telescope. It is the right choice for the dedicated observer who values optical performance and desires a system that adapts to both solar and stellar astronomy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 60mm Objective: Resolving Solar Detail\u003c\/h3\u003e\n\u003cp\u003eThe telescope is built around a precision 60mm objective lens. In solar observation, where daytime atmospheric seeing is often the limiting factor, this aperture provides a perfect balance between resolving power and performance under average conditions. It gathers enough light to produce bright, detailed views of solar prominences and surface granulation without being overly susceptible to atmospheric turbulence, resulting in a more consistently sharp and steady image than larger apertures might provide on a typical day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePressure-Tuned Etalon for Uniform Contrast\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS60MT is an internal, pressure-tuned etalon. Unlike tilt-tuned systems that can introduce uneven illumination, Lunt's Doppler True Tuning system uses air pressure to precisely shift the etalon's bandpass. This method applies no mechanical stress to the etalon, ensuring a uniform, high-contrast view across the entire field of view, free from the bright spots or gradients that can compromise detail in lesser designs.\u003c\/p\u003e\n\u003cp\u003eThis system isolates the hydrogen-alpha line at 656.28nm with a bandpass of ≤0.4 Angstroms. This narrow specification is the key to revealing the fine, thread-like structure in solar flares, filaments, and the texture of the chromosphere. By simply twisting the pressure knob, you can shift the bandpass to track features moving towards or away from you, revealing the Doppler-shifted details of our Sun's dynamic activity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB1200 Blocking Filter for Brighter, Wider Fields\u003c\/h3\u003e\n\u003cp\u003eThis Enhanced Kit includes the upgraded B1200 blocking filter, a critical component housed within the star diagonal. The 12mm aperture of the B1200 provides a significantly larger illuminated field of view compared to smaller blocking filters. For the visual observer, this means the full solar disk is bright and evenly lit. For the imager, it eliminates vignetting on the larger sensors common in today's dedicated solar and planetary cameras, ensuring your images have clean, bright edges.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStable Focusing with the Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eAchieving and holding a sharp focus is critical for high-magnification solar work. The LS60MT is equipped with a robust rack and pinion focuser. This design provides a stable, rigid platform for your eyepiece or camera, easily handling the weight without the flex or image shift that can occur with less substantial focusers. It ensures that when you achieve that perfect point of focus on a delicate prominence, it stays put.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eModular Telescope (MT) Design: Two Scopes in One\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" designation signifies this telescope's greatest strength: versatility. The entire internal H-alpha module can be removed, and with the addition of an optional focuser, the LS60MT transforms into a high-quality 60mm ED doublet refractor for nighttime use. This modularity allows you to invest in one high-quality optical tube for observing both the intricate details of the Sun and the wonders of the night sky, from planetary details to wide-field star clusters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLunt Zoom Eyepiece: Seamless Magnification Control\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes Lunt's 7.2mm to 21.5mm zoom eyepiece, an ideal partner for solar observation. This single eyepiece allows you to move from a low-power, full-disk view of the Sun to high-power magnification for close-up views of active regions, sunspots, or prominences on the limb. This ability to instantly adjust magnification without swapping eyepieces is a significant workflow advantage, letting you follow changing solar features without interruption.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAn Experience at the Eyepiece\u003c\/h3\u003e\n\u003cp\u003eWith the zoom eyepiece set to its widest view, you can frame the entire solar disk and quickly identify areas of activity. As you zoom in on a cluster of sunspots near the limb, the high-contrast view from the pressure-tuned etalon resolves the dark umbra and the slightly lighter penumbra. Tuning the etalon brings faint filaments snaking across the surface into sharp relief. Moving to the solar limb, a hedgerow prominence that appeared as a small bump at low power resolves at high magnification into a delicate, shifting curtain of super-heated plasma, its fine structure clearly visible against the black of space.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your Lunt 60mm Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt offers several configurations of the LS60MT. Understanding the trade-offs helps you select the right instrument for your observing goals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS60MT Standard Kit:\u003c\/strong\u003e This package includes the same excellent optics but comes with a smaller B600 blocking filter and a single focal length eyepiece. It is an excellent choice for purely visual observers, but the Enhanced Kit's B1200 is a significant advantage for anyone planning to do solar imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS80MT Solar Telescope:\u003c\/strong\u003e The next step up in aperture, the LS80MT provides noticeably brighter images and higher potential resolution on the finest solar details. However, this comes at a higher price, increased weight requiring a more substantial mount, and greater sensitivity to atmospheric seeing. The LS60MT remains the superior choice for portability and consistent performance under a wider range of conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the B600 and B1200 blocking filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1200 blocking filter in this kit has a 12mm aperture, while the B600 has a 6mm aperture. For imaging, the B1200 is highly recommended as it fully illuminates larger camera sensors, preventing vignetting or dark corners in your images. For visual use, it provides a brighter, more evenly illuminated field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt LS60MT for night sky viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The modular \"MT\" design allows you to remove the red H-alpha module and replace it with an optional nighttime focuser. This converts the telescope into a 60mm ED doublet refractor for observing the Moon, planets, and deep-sky objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs pressure tuning better than tilt tuning for a solar telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning provides a more uniform view across the entire field. Because it doesn't compress or mechanically stress the etalon, it avoids creating an uneven bandpass, which can happen with tilt-tuned systems. This results in higher and more consistent contrast from edge to edge.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is needed for the LS60MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS60MT is lightweight and compact, making it compatible with a wide range of mounts. A quality photographic tripod with a fluid head, a light alt-azimuth mount like a Vixen Porta Mount II, or a small equatorial mount like the Sky-Watcher EQM-35 Pro are all excellent choices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I double stack the LS60MT for higher contrast views?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the LS60MT is designed to be double-stacked. Adding an optional front-mounted LS50FHa etalon will reduce the telescope's bandpass to \u0026lt;0.28Å. This modification significantly increases contrast on surface details like granulation and filaments, though it will result in a slightly dimmer image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eH-alpha Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective Type\u003c\/td\u003e\n\u003ctd\u003eAir-Spaced ED Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e500mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/8.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal, Pressure-Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e≤0.4 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Pressure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 (12mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eRack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eVixen-style Dovetail (4\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e5.5 lbs (2.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS60MT H-Alpha Solar Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1200 Blocking Filter in Star Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Zoom Eyepiece (7.2mm - 21.5mm)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSunLock Red Dot Solar Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4\" Vixen-Style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCustom Hard Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS60MT-Solar-Telescope-Manual.pdf?v=1777432308\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/luntsolarsystems.com\/product-category\/telescopes\/h-alpha-telescopes\/h-alpha-telescopes-ls60mt\/\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230513758493,"sku":"LSS-LS60MT-Standard","price":2513.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS60MTSolarTelescopeStandardKit.jpg?v=1777667758"},{"product_id":"lunt-ls60mt-h-alpha-solar-telescope-enhanced-kit","title":"Lunt LS60MT H-Alpha Solar Telescope - Enhanced Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 60mm\u003c\/li\u003e\n\u003cli\u003eBandpass: ≤0.4Å (Single Stack)\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure-Tuning (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1200 (12mm)\u003c\/li\u003e\n\u003cli\u003eFocuser: Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eFocal Length: 500mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/8.3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eA Modular Window to the Sun's Dynamic Atmosphere\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS60MT H-Alpha Solar Telescope - Enhanced Kit is a complete system for observing and imaging the Sun's turbulent chromosphere in high-contrast detail. This instrument combines a 60mm aperture with Lunt's advanced pressure-tuned etalon, delivering a sharp, portable, and versatile solar experience that can also transform into a high-quality nighttime telescope. It is the right choice for the dedicated observer who values optical performance and desires a system that adapts to both solar and stellar astronomy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 60mm Objective: Resolving Solar Detail\u003c\/h3\u003e\n\u003cp\u003eThe telescope is built around a precision 60mm objective lens. In solar observation, where daytime atmospheric seeing is often the limiting factor, this aperture provides a perfect balance between resolving power and performance under average conditions. It gathers enough light to produce bright, detailed views of solar prominences and surface granulation without being overly susceptible to atmospheric turbulence, resulting in a more consistently sharp and steady image than larger apertures might provide on a typical day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePressure-Tuned Etalon for Uniform Contrast\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS60MT is an internal, pressure-tuned etalon. Unlike tilt-tuned systems that can introduce uneven illumination, Lunt's Doppler True Tuning system uses air pressure to precisely shift the etalon's bandpass. This method applies no mechanical stress to the etalon, ensuring a uniform, high-contrast view across the entire field of view, free from the bright spots or gradients that can compromise detail in lesser designs.\u003c\/p\u003e\n\u003cp\u003eThis system isolates the hydrogen-alpha line at 656.28nm with a bandpass of ≤0.4 Angstroms. This narrow specification is the key to revealing the fine, thread-like structure in solar flares, filaments, and the texture of the chromosphere. By simply twisting the pressure knob, you can shift the bandpass to track features moving towards or away from you, revealing the Doppler-shifted details of our Sun's dynamic activity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB1200 Blocking Filter for Brighter, Wider Fields\u003c\/h3\u003e\n\u003cp\u003eThis Enhanced Kit includes the upgraded B1200 blocking filter, a critical component housed within the star diagonal. The 12mm aperture of the B1200 provides a significantly larger illuminated field of view compared to smaller blocking filters. For the visual observer, this means the full solar disk is bright and evenly lit. For the imager, it eliminates vignetting on the larger sensors common in today's dedicated solar and planetary cameras, ensuring your images have clean, bright edges.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStable Focusing with the Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eAchieving and holding a sharp focus is critical for high-magnification solar work. The LS60MT is equipped with a robust rack and pinion focuser. This design provides a stable, rigid platform for your eyepiece or camera, easily handling the weight without the flex or image shift that can occur with less substantial focusers. It ensures that when you achieve that perfect point of focus on a delicate prominence, it stays put.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eModular Telescope (MT) Design: Two Scopes in One\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" designation signifies this telescope's greatest strength: versatility. The entire internal H-alpha module can be removed, and with the addition of an optional focuser, the LS60MT transforms into a high-quality 60mm ED doublet refractor for nighttime use. This modularity allows you to invest in one high-quality optical tube for observing both the intricate details of the Sun and the wonders of the night sky, from planetary details to wide-field star clusters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLunt Zoom Eyepiece: Seamless Magnification Control\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes Lunt's 7.2mm to 21.5mm zoom eyepiece, an ideal partner for solar observation. This single eyepiece allows you to move from a low-power, full-disk view of the Sun to high-power magnification for close-up views of active regions, sunspots, or prominences on the limb. This ability to instantly adjust magnification without swapping eyepieces is a significant workflow advantage, letting you follow changing solar features without interruption.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAn Experience at the Eyepiece\u003c\/h3\u003e\n\u003cp\u003eWith the zoom eyepiece set to its widest view, you can frame the entire solar disk and quickly identify areas of activity. As you zoom in on a cluster of sunspots near the limb, the high-contrast view from the pressure-tuned etalon resolves the dark umbra and the slightly lighter penumbra. Tuning the etalon brings faint filaments snaking across the surface into sharp relief. Moving to the solar limb, a hedgerow prominence that appeared as a small bump at low power resolves at high magnification into a delicate, shifting curtain of super-heated plasma, its fine structure clearly visible against the black of space.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your Lunt 60mm Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt offers several configurations of the LS60MT. Understanding the trade-offs helps you select the right instrument for your observing goals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS60MT Standard Kit:\u003c\/strong\u003e This package includes the same excellent optics but comes with a smaller B600 blocking filter and a single focal length eyepiece. It is an excellent choice for purely visual observers, but the Enhanced Kit's B1200 is a significant advantage for anyone planning to do solar imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS80MT Solar Telescope:\u003c\/strong\u003e The next step up in aperture, the LS80MT provides noticeably brighter images and higher potential resolution on the finest solar details. However, this comes at a higher price, increased weight requiring a more substantial mount, and greater sensitivity to atmospheric seeing. The LS60MT remains the superior choice for portability and consistent performance under a wider range of conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the B600 and B1200 blocking filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1200 blocking filter in this kit has a 12mm aperture, while the B600 has a 6mm aperture. For imaging, the B1200 is highly recommended as it fully illuminates larger camera sensors, preventing vignetting or dark corners in your images. For visual use, it provides a brighter, more evenly illuminated field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt LS60MT for night sky viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The modular \"MT\" design allows you to remove the red H-alpha module and replace it with an optional nighttime focuser. This converts the telescope into a 60mm ED doublet refractor for observing the Moon, planets, and deep-sky objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs pressure tuning better than tilt tuning for a solar telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning provides a more uniform view across the entire field. Because it doesn't compress or mechanically stress the etalon, it avoids creating an uneven bandpass, which can happen with tilt-tuned systems. This results in higher and more consistent contrast from edge to edge.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is needed for the LS60MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS60MT is lightweight and compact, making it compatible with a wide range of mounts. A quality photographic tripod with a fluid head, a light alt-azimuth mount like a Vixen Porta Mount II, or a small equatorial mount like the Sky-Watcher EQM-35 Pro are all excellent choices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I double stack the LS60MT for higher contrast views?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the LS60MT is designed to be double-stacked. Adding an optional front-mounted LS50FHa etalon will reduce the telescope's bandpass to \u0026lt;0.28Å. This modification significantly increases contrast on surface details like granulation and filaments, though it will result in a slightly dimmer image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eH-alpha Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective Type\u003c\/td\u003e\n\u003ctd\u003eAir-Spaced ED Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e500mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/8.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal, Pressure-Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e≤0.4 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Pressure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 (12mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eRack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eVixen-style Dovetail (4\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e5.5 lbs (2.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS60MT H-Alpha Solar Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1200 Blocking Filter in Star Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Zoom Eyepiece (7.2mm - 21.5mm)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSunLock Red Dot Solar Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4\" Vixen-Style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCustom Hard Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS60MT-Solar-Telescope-Manual.pdf?v=1777432308\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/luntsolarsystems.com\/product-category\/telescopes\/h-alpha-telescopes\/h-alpha-telescopes-ls60mt\/\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514053405,"sku":"LSS-LS60MT-Enhanced","price":2793.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS60MTSolarTelescopeEnhancedKit.jpg?v=1777667781"},{"product_id":"lunt-ls60mt-h-alpha-solar-telescope-premium-plus-kit","title":"Lunt LS60MT H-Alpha Solar Telescope - Premium PLUS Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 60mm\u003c\/li\u003e\n\u003cli\u003eFocal Length: 420mm (F\/7)\u003c\/li\u003e\n\u003cli\u003eBandpass (Double-Stack): \u0026lt;0.28Å\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure-Tuned Etalon (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1200 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: 2\" Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eObserve the Sun's Chromosphere in High-Contrast Detail\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS60MT H-Alpha Solar Telescope - Premium PLUS Kit is a complete, modular system designed for the highest-resolution views of the Sun's dynamic chromosphere. By combining a high-quality 60mm ED doublet refractor with two precision-matched etalons, this package delivers a sub-0.28Å bandpass, transforming the solar disk from a flat, bright circle into a three-dimensional landscape of filaments, prominences, and active regions. It is the definitive choice for the observer who wants to resolve the finest surface structures the Sun has to offer in a portable, versatile instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 60mm F\/7 ED Doublet Optical Tube\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS60MT is an F\/7 ED doublet objective lens. The 60mm aperture provides a significant increase in resolving power over smaller 40mm and 50mm solar telescopes, rendering finer detail in solar granulation and the wispy texture of prominences. The use of Extra-low Dispersion (ED) glass minimizes chromatic aberration, which is critical not only for its nighttime performance but for ensuring the highest possible contrast at the focused H-alpha wavelength.\u003c\/p\u003e\n\u003cp\u003eThis aperture is a carefully considered choice. It is large enough to resolve fine chromospheric detail yet small enough to remain largely immune to the effects of daytime atmospheric seeing. This results in more frequent opportunities for high-magnification observing compared to larger solar telescopes, which are often limited by local atmospheric turbulence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eInternal Pressure-Tuned Etalon for Uniformity\u003c\/h3\u003e\n\u003cp\u003eThe primary filtering is performed by an internal, unobstructed etalon. Unlike front-mounted filters, this internal placement protects the most critical optical component from the elements. Lunt's Doppler True Tuning system uses air pressure to adjust the etalon's bandpass, a method that avoids the mechanical stress and potential tilting inaccuracies of other tuning systems. This ensures a uniform, on-band image across the entire field of view, free from hot spots or gradients.\u003c\/p\u003e\n\u003cp\u003eThe observer's benefit is direct and immediate. As you adjust the pressure, you can shift the filter's bandpass slightly off the central H-alpha line. This allows you to track the Doppler-shifted motion of plasma in solar flares and active regions, adding a dynamic, real-time dimension to your observation that a static filter cannot provide.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDouble-Stack Etalon for Maximum Surface Contrast\u003c\/h3\u003e\n\u003cp\u003eThis Premium PLUS kit includes the matching LS50FHa front-mounted etalon, which works in series with the internal filter. This \"double-stacking\" dramatically narrows the final bandpass from a standard ≤0.45Å down to a very narrow \u0026lt;0.28Å. This reduction is the key to unlocking the highest-contrast views of the solar chromosphere.\u003c\/p\u003e\n\u003cp\u003eThe visual effect is a significant darkening of the solar disk, which causes surface features like plage and filaments to stand out with pronounced definition. While a single-stacked view is excellent for prominences at the solar limb, the double-stacked view reveals the intricate, web-like structure of the chromosphere itself. For the dedicated solar observer, this enhanced contrast is not a luxury, it is the primary goal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe B1200 Blocking Filter Advantage\u003c\/h3\u003e\n\u003cp\u003eThe blocking filter is the final, essential stage in any dedicated solar telescope. This kit includes the upgraded B1200, which offers a 12mm aperture. This larger filter provides a wider, fully illuminated field of view compared to the standard B600, making it a better match for imaging with cameras that use larger sensors.\u003c\/p\u003e\n\u003cp\u003eEven for visual observers, the B1200 provides more generous eye placement and a more comfortable view when using wide-field, low-power eyepieces. It ensures that the edges of the field are not dimmed or vignetted, preserving the quality of the view from the center to the edge of the field stop.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eRobust 2\" Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eThe LS60MT is equipped with a 2-inch rack and pinion focuser. This design is more robust than a helical focuser, providing the rigidity needed to support heavier eyepieces, Barlow lenses, or imaging cameras without slipping or flexing. The coarse and fine focus knobs allow for quick initial focusing followed by the precise adjustments needed to resolve delicate solar features.\u003c\/p\u003e\n\u003cp\u003eThis choice of focuser is a practical one. It simplifies the process of switching between visual observation and imaging, and its non-rotating design means your camera orientation stays fixed as you focus, eliminating the need to re-frame your target after each adjustment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eModular Design for Day and Night Versatility\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" designation stands for Modular Telescope, a key feature of this system. The H-alpha module containing the etalon can be easily removed, and with an optional set of conversion accessories, the 60mm ED refractor can be used as a conventional telescope for nighttime astronomy or daytime terrestrial viewing. This dual-purpose capability represents a significant value.\u003c\/p\u003e\n\u003cp\u003eThis is the system for an observer who wants one high-quality, portable refractor to do it all. You can spend the day observing the Sun in high-resolution H-alpha, and then, in minutes, convert the scope to view the Moon, planets, or star clusters at night. It is a true grab-and-go instrument for any time of day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe Double-Stacked Solar Experience\u003c\/h3\u003e\n\u003cp\u003eWith the zoom eyepiece included in this kit, center a large, arching prominence on the limb of the Sun at low power. Now increase the magnification. With the double-stack engaged, the prominence resolves into fine, feathery strands of plasma against a truly black sky. Now move your view onto the solar disk itself and focus on a long, dark filament snaking across the surface. The \u0026lt;0.28Å bandpass makes the filament appear almost three-dimensional, a dark river of cooler hydrogen suspended over the brighter, churning chromosphere below. This is the view that dedicated solar telescopes are built to deliver, and it is a sight that never gets old.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat's the main difference between the LS60MT and LS50THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS60MT has a larger 60mm aperture for higher resolution and is a modular system that can be converted for nighttime use. The LS50THa is a dedicated 50mm solar telescope. The LS60MT also uses an internal pressure-tuned etalon, while the LS50THa uses a front tilt-tuned etalon.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I really need a double-stack filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor the highest-contrast views of solar surface detail, yes. A single-stack system is excellent for prominences on the Sun's edge, but a double-stack dramatically enhances the visibility of filaments, plage, and granulation on the disk itself by narrowing the bandpass.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy choose the B1200 blocking filter over the B600?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1200 provides a larger, fully illuminated field of view. This is important for imagers using cameras with larger sensors to avoid vignetting, and it provides a more comfortable visual experience with low-power, wide-field eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS60MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA lightweight, stable alt-azimuth mount like the Sky-Watcher AZ-GTe or a small equatorial mount is sufficient. The telescope is relatively light, but a solid platform is crucial for the fine focusing and tracking needed for solar observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use my regular nighttime eyepieces with this telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, standard 1.25\" and 2\" astronomy eyepieces work perfectly with the LS60MT for both solar and nighttime viewing. The included zoom eyepiece is a versatile starting point, but high-quality planetary or wide-field eyepieces can enhance the view further.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs pressure tuning better than tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning provides a more uniform view across the entire field because it doesn't tilt the etalon. This avoids creating an off-band gradient from one side of the image to the other. It is generally considered a more advanced and consistent tuning method.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eModular H-alpha Solar \u0026amp; Nighttime Refractor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Doublet, Air-Spaced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003eF\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Etalon\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure-Tuned, ≤0.45Å\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Etalon\u003c\/td\u003e\n\u003ctd\u003eLS50FHa Front-Mounted, Tilt-Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Bandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.28Å\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 in 2\" Star Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e15.25\" (387mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e6.6 lbs (3 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS60MT 60mm Modular Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS50FHa Double-Stack Etalon Filter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1200 Blocking Filter in 2\" Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSunLock Red Dot Sun Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Zoom Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4\" Dovetail Rail (Vixen-style)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCustom Hard Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS60MT-Solar-Telescope-Manual.pdf?v=1777432308\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514250013,"sku":"LSS-LS60MT-Premium","price":4193.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS60MTSolarTelescopePremiumKit.jpg?v=1777667806"},{"product_id":"lunt-ls80mt-h-alpha-solar-telescope-standard-kit","title":"Lunt LS80MT H-Alpha Solar Telescope - Standard Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 80mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 560mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: F\/7\u003c\/li\u003e\n\u003cli\u003eBandpass: ≤0.4 Ångström (Single-Stack)\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure Tuner (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: 12mm (B1200)\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eUse: Day and Night Modular Design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eThe Sun in High Definition: The Lunt LS80MT H-Alpha Solar Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS80MT H-Alpha Solar Telescope is a multi-purpose refractor designed to deliver high-resolution views of the Sun's chromosphere and serve as a high-quality astronomical telescope for nighttime viewing. Its 80mm aperture and advanced pressure-tuned etalon system provide the resolving power and contrast necessary to observe the intricate, ever-changing details of solar prominences, filaments, and surface granulation. This standard kit provides the essential components for detailed solar observation and imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAperture and Resolution: The 80mm ED Objective\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS80MT is an 80mm F\/7 ED doublet objective lens. The use of FPL51 extra-low dispersion glass minimizes chromatic aberration, resulting in a sharp, high-contrast image. This level of optical correction is critical not only for resolving fine structures in the Sun's chromosphere but also for providing color-pure views of planets and deep-sky objects when the telescope is converted for nighttime use.\u003c\/p\u003e\n\u003cp\u003eThe 80mm aperture represents a significant step up in resolving power from smaller 60mm instruments. This increase allows you to resolve finer details within solar filaments and see more complex structures in large prominence groups. Under steady seeing conditions, the image remains bright and detailed, even when pushing magnification to observe the texture of active regions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDoppler True Tuning: The Pressure-Tuned Etalon\u003c\/h3\u003e\n\u003cp\u003eLunt's internal, solid-etalon filter is the core of its solar performance, delivering a narrow bandpass of ≤0.4 Ångströms. Unlike tilt-tuned systems that can introduce uniformity issues, Lunt’s Doppler True Tuning (DTT) system uses air pressure to change the refractive index in the etalon cavity. This method tunes the filter's bandpass evenly across the entire field of view, ensuring maximum contrast and detail from edge to edge.\u003c\/p\u003e\n\u003cp\u003eThis precise tuning allows you to shift the bandpass slightly off the central H-alpha line. For an observer, this means you can track the velocity of plasma moving towards or away from you, enhancing the visibility of doppler-shifted events like solar flares. The pressure system maintains its tuning without mechanical stress, providing consistent, drift-free performance through long observing sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe B1200 Blocking Filter for Visual and Imaging\u003c\/h3\u003e\n\u003cp\u003eThis Standard Kit includes the B1200 blocking filter, housed within a 1.25\" star diagonal. The 12mm diameter of this filter provides a generous, fully illuminated field of view for visual observation with most eyepieces. It ensures that the entire solar disk appears bright and evenly lit, without any dimming at the edges.\u003c\/p\u003e\n\u003cp\u003eFor imagers using smaller-chip solar cameras, the B1200 provides an optimal balance, illuminating the sensor fully while keeping the optical path efficient. While larger blocking filters are available for full-frame sensors, the B1200 is a versatile choice for those who prioritize visual astronomy or are starting with planetary-style cameras.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStable and Precise Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eThe LS80MT is equipped with a robust dual-speed rack and pinion focuser. This design is more rigid than a Crayford-style focuser, making it better suited to handling the weight of cameras and binoviewers without slipping or tilting. The coarse focus knob gets you into the general vicinity quickly, while the 10:1 fine-focus knob allows for the critical, minute adjustments needed to snap solar surface detail into perfect sharpness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eModular Design for Day and Night Astronomy\u003c\/h3\u003e\n\u003cp\u003eA key feature of the MT (Modular Telescope) series is its ability to convert from a dedicated H-alpha solar telescope to a conventional nighttime refractor. By unscrewing the H-alpha module and installing the optional nighttime conversion kit (sold separately), the LS80MT becomes a high-performance 80mm ED apo refractor. This versatility makes it an excellent choice for observers who want one high-quality instrument for all their astronomical pursuits, from solar observing to planetary imaging and wide-field astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eObserving with the LS80MT\u003c\/h3\u003e\n\u003cp\u003eWith a medium-power eyepiece, the full solar disk is framed with a deep black background. After tuning the etalon, the chromosphere resolves from a flat, orange ball into a textured surface with bright plage and dark, snaking filaments. Prominences erupting from the limb are not just simple spikes of light; the 80mm aperture and narrow bandpass reveal delicate loops, feathery structures, and detached clouds of hydrogen plasma.\u003c\/p\u003e\n\u003cp\u003eThe true advantage of the pressure tuner becomes apparent as you slightly de-tune the etalon. A filament that was a dark, static line can suddenly show internal motion and brightness changes, revealing the dynamic, three-dimensional nature of the Sun. This is an instrument that rewards patient observation, allowing you to witness solar weather in real-time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSystem Context and Trade-Offs\u003c\/h3\u003e\n\u003cp\u003eThe LS80MT Standard Kit is an ideal balance of aperture, performance, and portability. While it offers significantly more resolution than a 60mm scope, it is lighter and requires a less substantial mount than the larger LS100MT. The primary trade-off in the Standard Kit is the B1200 blocking filter; while excellent for visual use, imagers with larger sensors might eventually consider upgrading to the B1800 for a wider, fully illuminated imaging circle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLunt LS80MT vs. Other Lunt Telescopes\u003c\/h3\u003e\n\u003cp\u003eChoosing the right solar telescope involves balancing aperture, features, and budget. Here is how the LS80MT Standard Kit fits into the Lunt family:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS60MT:\u003c\/strong\u003e The LS80MT provides almost 80% more light-gathering area than the LS60MT. This translates directly to a brighter image and the ability to resolve finer details at higher magnifications. If your primary goal is high-resolution views of surface detail and complex prominences, the 80mm aperture is a significant advantage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS100MT:\u003c\/strong\u003e The LS100MT is a step up in resolving power, capable of revealing even finer granulation and filamentary detail under excellent seeing conditions. However, the LS80MT is considerably more portable, cools down faster, and can be supported by lighter, more affordable mounts, making it a more practical choice for many observers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS80MT Enhanced\/Premium Kits:\u003c\/strong\u003e The primary difference is the blocking filter and included accessories. The Enhanced Kit upgrades to a B1800 blocking filter for a larger imaging field, while the Premium PLUS kit adds an internal double-stack module for the highest possible contrast on surface detail. The Standard Kit is the perfect entry point, with a clear upgrade path for the future.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS80MT weighs approximately 11.6 lbs. A stable alt-azimuth mount like the Sky-Watcher AZ-EQ5 or a small equatorial mount in the Celestron AVX or iOptron GEM28 class is recommended for a solid, vibration-free experience, especially for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS80MT good for imaging the Sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the LS80MT is an excellent imaging platform. The included B1200 blocking filter is well-suited for high-speed planetary-style cameras. For users with larger sensors who want to capture the full solar disk in one frame, upgrading to a larger blocking filter like the B1800 is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of pressure tuning over tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon's bandpass uniformly across the entire field of view, preventing off-axis hot spots and delivering higher contrast from edge to edge. It also avoids applying mechanical stress to the etalon, ensuring long-term stability and performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade this telescope to a double-stack system later?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The LS80MT is designed to accept an internal double-stack module (SFPT) which can be purchased later. This upgrade narrows the bandpass to \u0026lt;0.28Å, significantly increasing contrast on the Sun's surface for more detailed views of filaments and active regions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need anything else to start observing the Sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Standard Kit includes the telescope, blocking filter diagonal, a 19mm eyepiece, and a finder. You will need to provide a suitable astronomical mount to place the telescope on. Everything required for safe solar viewing is included in the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I convert the LS80MT for nighttime use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eTo use the LS80MT at night, you must purchase the optional nighttime conversion kit. This involves unscrewing the red H-alpha module and replacing it with the focuser assembly. The process is straightforward and does not require special tools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Type\u003c\/td\u003e\n\u003ctd\u003eModular H-Alpha Solar \u0026amp; Nighttime Refractor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eAir-spaced ED Doublet, FPL51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003eF\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal Solid Etalon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e≤0.4 Ångström\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tuner (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 in 1.25\" Star Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eDual-Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTube Rings with 8\" Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e11.6 lbs (5.26 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS80MT 80mm H-alpha Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1200 Blocking Filter in 1.25\" Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDual-Speed Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e19mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed Dot Sun Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTube Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 Pair\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8\" Vixen-style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Carrying Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS80MT-Solar-Telescope-Manual.pdf?v=1777432307\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514544925,"sku":"LSS-LS80MT-Standard","price":4613.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS80MTSolarTelescopeStandardKit.jpg?v=1777668010"},{"product_id":"lunt-ls80mt-h-alpha-solar-telescope-enhanced-kit","title":"Lunt LS80MT H-Alpha Solar Telescope - Enhanced Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 80mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 560mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7\u003c\/li\u003e\n\u003cli\u003eBandpass: \u0026lt;0.4 Å (Single-Stack)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eThe Versatile 80mm Solar Telescope for High-Resolution Detail\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS80MT H-Alpha Solar Telescope - Enhanced Kit is a multi-purpose instrument designed for the serious solar observer who demands both high-resolution views and the flexibility for imaging. Its 80mm aperture and internal pressure-tuned etalon deliver exceptionally detailed, high-contrast images of the Sun's chromosphere, resolving fine filaments, plage, and the intricate structure of solar prominences. This Enhanced Kit is built around the larger B1800 blocking filter, providing a fully illuminated field for larger camera sensors and wider-field eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e80mm ED Doublet Objective Lens\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS80MT is a precision 80mm F\/7 ED doublet objective. The FPL51 glass element significantly reduces chromatic aberration, ensuring that light is focused to a sharp, high-contrast point. This optical purity is critical in a solar telescope, as it provides a clean, artifact-free image to the etalon, resulting in a darker background sky and more vibrant surface detail.\u003c\/p\u003e\n\u003cp\u003eFor the observer, this means the ability to push magnification on days of good seeing to resolve the fine, thread-like structure within sunspot umbras and the delicate, feathery texture of hedgerow prominences. The 560mm focal length provides a versatile image scale, suitable for full-disc views with longer focal length eyepieces and detailed close-ups with shorter ones, without requiring a Barlow lens.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eInternal Pressure-Tuned Etalon for Peak Contrast\u003c\/h3\u003e\n\u003cp\u003eLunt's signature pressure-tuning system provides superior control over the etalon's bandpass. Unlike mechanical tilt-tuning which can introduce uneven illumination, pressure tuning adjusts the refractive index of the air between the etalon plates. This maintains a perfectly even, on-band image from edge to edge, which is crucial for uniform brightness in both visual observation and imaging.\u003c\/p\u003e\n\u003cp\u003eThis system allows you to precisely shift the filter's bandpass to track features moving at high velocity, such as solar flares or coronal mass ejections. By slightly increasing or decreasing the pressure, you can \"Doppler shift\" the view to highlight material moving towards or away from you, revealing dynamic details that would otherwise be invisible. The factory-verified bandpass of \u0026lt;0.4Å provides an ideal balance between surface detail and prominence brightness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB1800 Blocking Filter for Imaging and Wide Fields\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes the B1800 blocking filter, featuring a large 18mm aperture. This is a significant upgrade from the standard B1200, as it provides a much larger fully-illuminated field of view. For imagers using cameras with APS-C or larger sensors, this eliminates vignetting, ensuring the entire frame is evenly lit.\u003c\/p\u003e\n\u003cp\u003eVisually, the larger aperture of the B1800 allows the use of wide-field, low-power 2-inch eyepieces without the field stop being cut off. This lets you frame the entire solar disc with a generous black-sky border, creating a more immersive, \"spacewalk\" viewing experience. It transforms the telescope into a capable instrument for full-disc solar mosaics and general wide-field observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eRobust Dual-Speed Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eTo handle the demands of modern imaging equipment, the LS80MT is equipped with a heavy-duty dual-speed rack and pinion focuser. This design offers a significant advantage over Crayford-style focusers by providing zero slippage, even when supporting a heavy camera, filter wheel, and Barlow lens. The coarse focus knob gets you into the general vicinity quickly, while the 10:1 fine-focus knob allows for the critical, minute adjustments needed to snap solar granulation or spicules into sharp relief.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eModular Design for Day and Night Observation\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" in LS80MT stands for Modular Telescope. The hydrogen-alpha module, containing the etalon, can be easily removed. With the addition of optional accessories like a dovetail and focuser, the 80mm ED objective can be converted into a high-performance nighttime telescope for observing the moon, planets, and deep-sky objects. This versatility makes the LS80MT a complete observing system, saving you the expense and storage space of a separate nighttime refractor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSafe and Easy Solar Alignment\u003c\/h3\u003e\n\u003cp\u003eThe included red dot Sol-Searcher is a safe and intuitive way to align the telescope with the Sun. It uses a small pinhole to project an image of the solar disk onto a translucent screen. To aim the telescope, you simply move the tube until the projected dot is centered on the screen, eliminating any guesswork and ensuring you never have to look directly at the sun to find it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eExperiencing the Chromosphere\u003c\/h3\u003e\n\u003cp\u003eWith the LS80MT and a medium-power eyepiece, the solar limb is no longer a simple, sharp edge. It resolves into a field of countless fiery spicules, tiny jets of plasma that give the chromosphere a \"furry\" appearance. Following a dark filament as it rotates to the edge of the disk, you can watch it transform into a magnificent prominence, a curtain of glowing hydrogen gas suspended in the blackness of space. The pressure tuner allows you to subtly adjust the view, making the prominence glow with maximum contrast against the background, revealing knots and streamers within its structure.\u003c\/p\u003e\n\u003cp\u003eThe primary trade-off for this versatility and aperture is portability. While manageable for one person, the LS80MT is a more substantial instrument than a 50mm or 60mm scope and requires a stable mount like an EQ5 or HEQ5-class equatorial mount for optimal performance, especially for imaging. It is the right choice for the observer who has a dedicated space or is willing to transport a larger setup for a significant increase in resolution and flexibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of the B1800 blocking filter in the Enhanced Kit?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1800 blocking filter has an 18mm aperture, which provides a larger fully illuminated field of view compared to the standard B1200 (12mm). This is essential for imaging with larger camera sensors to avoid vignetting (darkened corners) and allows for wider true fields of view with 2-inch eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a better focuser for imaging with the LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the included dual-speed rack and pinion focuser is designed for imaging. It is very robust and can handle the weight of most camera setups without slipping, and the 10:1 fine focus control is critical for achieving sharp solar images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS80MT better for surface detail or prominences?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe single-stack \u0026lt;0.4Å bandpass provides an excellent balance for viewing both. It is narrow enough to show high-contrast surface detail like filaments and plage, while being wide enough to show bright prominences on the limb. For even higher surface contrast, it can be upgraded with a double-stack filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its weight and length, the LS80MT requires a stable mount. A mid-sized equatorial mount like a Sky-Watcher HEQ5 or Celestron AVX is recommended for visual use, while a larger class mount is suggested for serious imaging to ensure stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does pressure tuning compare to tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the air pressure around the internal etalon, changing its refractive index to shift the bandpass. This keeps the etalon perfectly parallel to the light path for a more uniform view across the entire field. Tilt tuning physically tilts the etalon, which can cause banding or uneven illumination, especially for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade this telescope to a double-stack system later?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The LS80MT is fully compatible with Lunt's internal double-stack module (DSII-SFPT). Adding this module will narrow the bandpass to \u0026lt;0.3Å, which significantly increases the contrast and visibility of fine surface details on the sun's chromosphere.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eModular Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Doublet, FPL51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.4 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tune (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 with 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eMounting Rings with 8\" Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eHard Case with Custom-cut Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e11.4 lbs (5.2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS80MT 80mm Modular Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1800 Blocking Filter in 2\" Star Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDual-Speed Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMounting Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 Pair\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8\" Vixen-style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed Dot Sun Finder (Sol-Searcher)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Carrying Case with Custom Foam\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e16mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e19mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS80MT-Solar-Telescope-Manual.pdf?v=1777432307\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/luntsolarsystems.com\/product-category\/telescopes\/warranty-information\/\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514643229,"sku":"LSS-LS80MT-Enhanced","price":5033.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS80MTSolarTelescopeEnhancedKit.jpg?v=1777668029"},{"product_id":"lunt-ls80mt-h-alpha-solar-telescope-premium-plus-kit","title":"Lunt LS80MT H-Alpha Solar Telescope - Premium PLUS Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 80mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 560mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7\u003c\/li\u003e\n\u003cli\u003eSystem Bandpass: \u0026lt;0.28Å (Double-Stacked)\u003c\/li\u003e\n\u003cli\u003eTuning: Pressure-Tuned Doppler True Tuning\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eUse: Day (H-Alpha Solar) \u0026amp; Night (Astronomical)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eManuals \u0026amp; Software\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eThe Chromosphere in Unrivaled Contrast: The Lunt LS80MT H-Alpha Solar Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS80MT H-Alpha Solar Telescope - Premium PLUS Kit is a complete system designed for the uncompromising solar observer who demands the highest possible contrast for viewing and imaging the Sun's chromosphere. By combining an 80mm ED doublet refractor with two pressure-tuned etalons, this package delivers a sub-0.28Å bandpass, transforming the solar disk from a bright, active surface into a richly detailed, three-dimensional plasma environment. This is not just a solar telescope; its modular design allows for quick conversion to a high-performance nighttime refractor, providing true day-and-night utility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e80mm ED Doublet Objective: The Foundation for High-Resolution Views\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS80MT is a precision 80mm f\/7 ED doublet objective lens. The use of FPL-51 extra-low dispersion glass significantly reduces chromatic aberration, or false color. This ensures that light is focused to a single, sharp point, a critical requirement for resolving fine details in solar prominences and the intricate texture of the nighttime lunar terminator alike.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrimary Internal Pressure-Tuned Etalon: Precise Doppler Tuning\u003c\/h3\u003e\n\u003cp\u003eThe core of the solar engine is Lunt's internal, air-spaced etalon, which isolates the hydrogen-alpha wavelength of 656.28nm. Lunt’s innovative pressure-tuning system adjusts the air pressure between the etalon plates, changing the refractive index to shift the filter's bandpass precisely. This \"Doppler True Tuning\" allows you to follow features moving toward or away from you on the solar disk, like eruption outflows, without introducing mechanical stress or tilt to the optical train, maintaining the highest image quality across the entire field.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eInternal Double-Stack Module for Maximum Surface Contrast\u003c\/h3\u003e\n\u003cp\u003eThis Premium PLUS kit includes the internal SFPT double-stacking module, which narrows the final system bandpass to an exceptional \u0026lt;0.28Å. This secondary etalon dramatically increases contrast on the solar disk by suppressing the \"glow\" from the photosphere. The effect is transformative: faint filaments snap into sharp relief, active regions reveal their complex magnetic structure, and surface granulation becomes readily apparent, creating a view that feels almost three-dimensional.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB1800 Blocking Filter: A Wide, Unvignetted Field for Imaging\u003c\/h3\u003e\n\u003cp\u003eThe included B1800 blocking filter, housed in a 2-inch star diagonal, provides the final, critical stage of energy rejection and defines the usable field of view. The generous 18mm aperture of this filter is specifically chosen for the LS80MT to provide a full, unvignetted solar disk for both visual observers and imagers using cameras with larger sensors. This ensures your images have even illumination from edge to edge without performance compromise.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDual-Speed Rack \u0026amp; Pinion Focuser: Precision without Flexure\u003c\/h3\u003e\n\u003cp\u003eAchieving perfect focus at high magnification on a shimmering solar limb requires a robust and precise focuser. The LS80MT employs a heavy-duty dual-speed rack and pinion focuser that eliminates the image shift and flexure common with lesser designs. The 10:1 fine-focus knob allows for the minute adjustments needed to snap an image into perfect sharpness, holding it securely for long imaging runs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eModular Design: From Solar Powerhouse to Nighttime Explorer\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" in LS80MT stands for Modular Telescope. The entire hydrogen-alpha engine, including the etalon and blocking filter diagonal, can be removed in minutes. With the addition of a standard focuser (sold separately), the 80mm ED optical tube becomes a capable nighttime instrument, perfect for detailed views of planets, the Moon, and bright deep-sky objects, offering excellent value and versatility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAn Observer's Experience: Tracing a Filament Channel\u003c\/h3\u003e\n\u003cp\u003eWith the double-stack engaged and a zoom eyepiece dialed in, the view is electric. A dark filament, which in a wider-bandpass scope appears as a simple dark line, resolves into a braided, multi-stranded river of cool plasma suspended above the surface. Fine-tuning the pressure dial seems to lift the filament off the disk, highlighting its structure against the textured chromosphere below. This is where the sub-0.28Å bandpass proves its worth, delivering a level of detail that single-stack systems cannot approach.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLimitations and System Context\u003c\/h3\u003e\n\u003cp\u003eWhile the double-stacked \u0026lt;0.28Å bandpass is unmatched for surface detail, it does result in a slightly dimmer image compared to a single-stack \u0026lt;0.45Å configuration. For this reason, single-stacking is often preferred for viewing very faint prominences against the blackness of space. The true strength of this Premium PLUS kit is its ability to reveal the highest possible contrast on the dynamic solar disk itself, making it the right choice for observers who prioritize surface phenomena over limb detail.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat's the main benefit of the LS80MT double-stack system?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe double-stack module narrows the filter bandpass to below 0.28 Angstroms. This dramatically increases contrast on the sun's surface, making features like filaments, active regions, and plage much more detailed and visually distinct compared to a single-stack system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a special mount for the Lunt LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS80MT optical tube weighs around 11 pounds. You will need a stable astronomical mount with a payload capacity of at least 20 pounds to ensure steady views, especially for imaging. A mount like a Celestron AVX or Sky-Watcher HEQ5 is a good starting point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs pressure tuning better than tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon's bandpass without tilting it, which prevents the introduction of off-axis aberrations and ensures a more uniform view across the entire field. This generally provides a higher-fidelity image compared to mechanical tilt-tuning systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy choose the B1800 blocking filter over the B1200?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe larger 18mm aperture of the B1800 blocking filter provides a wider, unvignetted field of view. This is highly recommended for imagers using cameras with APS-C or larger sensors to ensure the entire solar disk is evenly illuminated in your images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow difficult is it to convert the LS80MT for nighttime use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe conversion is straightforward. You simply unscrew the red H-alpha module from the main tube and replace the blocking filter diagonal with a standard star diagonal. You will need to purchase a separate focuser to attach to the rear of the main optical tube for nighttime observing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this telescope safe for looking at the sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Lunt LS80MT is a dedicated solar telescope with multiple, permanently installed filters. When used as instructed with all original parts, it is completely safe for direct solar observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Aperture\u003c\/td\u003e\n\u003ctd\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Doublet, FPL-51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Pressure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Bandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.45 Angstrom (Single-Stack), \u0026lt;0.28 Angstrom (Double-Stack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTube Rings with Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e11.2 lbs (5.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt LS80MT Telescope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/lunt-ls80mt-h-alpha-solar-telescope-premium-plus-kit-1.jpg?v=1793506168\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS80MT 80mm Modular Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt Internal Double-Stack Module\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/lunt-sfpt-internal-double-stack-etalon-for-ls80mt-1.jpg?v=1793506173\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSFPT Internal Double-Stack Module\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt B1800 Blocking Filter\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/lunt-b1800-blocking-filter-h-alpha-solar-telescope-1.jpg?v=1793506177\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1800 Blocking Filter in Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt Mounting Rings and Dovetail\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/lunt-mounting-rings-dovetail.jpg?v=1793506180\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMounting Rings \u0026amp; 8\" Dovetail\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt Sol-Searcher Finder\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/lunt-sol-searcher.jpg?v=1793506183\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed Dot Sun Finder (Sol-Searcher)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt Zoom Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/lunt-zoom-eyepiece.jpg?v=1793506186\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Zoom Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt Telescope Hard Case\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/lunt-hard-case-aluminum.jpg?v=1793506189\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Carrying Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS80MT-Solar-Telescope-Manual.pdf?v=1777432307\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514741533,"sku":"LSS-LS80MT-Premium","price":6573.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS80MTSolarTelescopePremiumKit.jpg?v=1777668052"},{"product_id":"lunt-ls100mt-h-alpha-solar-telescope-standard-kit","title":"Lunt LS100MT H-Alpha Solar Telescope - Standard Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 100mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 714mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7.14\u003c\/li\u003e\n\u003cli\u003eBandpass: \u0026lt;0.4Å (Single-Stack)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1200 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eThe Professional's Portal to the Chromosphere: Lunt LS100MT\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS100MT is a professional-grade 100mm H-Alpha solar telescope designed for the dedicated solar observer who demands high-resolution views of the Sun's dynamic chromosphere. This instrument combines a large, unobstructed aperture with Lunt's Doppler-true pressure tuning system, delivering the power to resolve fine filaments, intricate plage, and the subtle dynamics within solar flares. Its modular design further extends its utility, transforming it into a capable nighttime refractor for deep-sky and planetary work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e100mm ED Doublet Objective Lens\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS100MT is a 100mm F\/7.14 air-spaced doublet objective lens. Using an element of FPL-51 extra-low dispersion (ED) glass, this optic is highly corrected for chromatic aberration, producing a sharp, high-contrast image before the light ever reaches the filtering system. This large, unobstructed aperture provides the raw resolving power needed to see fine details on the solar disk that are simply invisible in smaller instruments, especially under good seeing conditions.\u003c\/p\u003e\n\u003cp\u003eThe immediate visual benefit is the ability to push magnification higher on active regions. Where a 60mm or 80mm scope might show a sunspot group as a clustered smudge, the 100mm aperture resolves individual umbrae and the delicate structure of the surrounding penumbra. This is the aperture that transforms a view of a solar flare from a bright point into a complex, evolving structure with discernible loops and ribbons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eInternal Pressure-Tuned Etalon\u003c\/h3\u003e\n\u003cp\u003eThe LS100MT uses Lunt's advanced internal pressure-tuning system for its solid-etalon filter. By adjusting a small piston, you precisely change the air pressure in the etalon cavity, which alters its refractive index and shifts the filter's bandpass across the H-alpha line. This method provides \"Doppler-true\" tuning, allowing you to observe the slight blue-shift of material moving toward you in a solar flare or the red-shift of a falling prominence without introducing off-axis artifacts.\u003c\/p\u003e\n\u003cp\u003eUnlike mechanically tuned systems, pressure tuning imparts zero stress on the etalon itself, ensuring consistent performance and preventing the de-contacting that can occur over the life of a tilt-tuned filter. The result is a uniformly illuminated field of view and the ability to track dynamic events across their full velocity range. The standard single-stack configuration provides a \u0026lt;0.4Å bandpass, ideal for high-contrast views of prominences against the blackness of space.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB1200 Blocking Filter for a Full-Disc View\u003c\/h3\u003e\n\u003cp\u003eThis Standard Kit includes the B1200 blocking filter, housed within a 2-inch star diagonal. The \"1200\" refers to its 12mm aperture, which is large enough to provide a full, unvignetted view of the solar disk at the telescope's native 714mm focal length. This is crucial for observers who want to study the relationship between active regions or trace long filaments as they stretch across the Sun's face.\u003c\/p\u003e\n\u003cp\u003eThe B1200 is the workhorse of the Lunt lineup, offering a generous field for visual use and providing ample coverage for imagers using cameras with smaller to medium-sized sensors. While the larger B1800 offers more breathing room for cameras with large sensors, the B1200 is perfectly matched for visual observation and is a more cost-effective choice for those not primarily focused on large-format imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrecision Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eHigh-magnification solar observing requires a focuser that can make minute, repeatable adjustments without image shift. The LS100MT is equipped with a robust 2-inch dual-speed rack and pinion focuser. The coarse focus knob allows for rapid initial focusing, while the 10:1 fine-focus knob lets you dial in the perfect sharpness needed to see the delicate, hair-like texture of a solar filament or the spicules dancing at the solar limb.\u003c\/p\u003e\n\u003cp\u003eThis level of precision is not a luxury, it is a necessity. As atmospheric seeing ebbs and flows, you will constantly make small adjustments to catch moments of perfect clarity. The focuser's solid, zero-slop design ensures that these adjustments are immediate and precise, keeping your target perfectly centered and sharp when the seeing steadies for that fleeting second.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Modular Telescope for Day and Night\u003c\/h3\u003e\n\u003cp\u003eA key advantage of the LS100MT is its modular design. The internal H-alpha module can be easily removed, allowing the ED doublet objective and tube assembly to be used as a high-quality nighttime astronomical telescope. This two-in-one capability makes the LS100MT an exceptional value for the serious amateur astronomer.\u003c\/p\u003e\n\u003cp\u003eWith the addition of a standard star diagonal, the 100mm ED objective becomes a powerful instrument for observing the planets, the Moon, and brighter deep-sky objects. The same optical quality that provides razor-sharp solar views delivers pinpoint stars and high-contrast planetary details. This versatility means your investment is not locked into a single celestial object, but serves as your primary instrument for any target, day or night.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSafe and Easy Solar Targeting\u003c\/h3\u003e\n\u003cp\u003eAiming a telescope at the Sun without looking through it is a critical safety challenge. The LS100MT solves this with an included Tele-Vue Sol-Searcher. This finder projects a small, safe image of the solar disk onto a rear-facing screen. To align the telescope, you simply move the tube until the solar image is centered on the screen, a process that is both intuitive and completely safe.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eObserving the Sun with 100mm of Aperture\u003c\/h3\u003e\n\u003cp\u003eWith a good quality eyepiece yielding around 70x, the full solar disk is a seething ball of detail. Prominences, rendered with high contrast by the \u0026lt;0.4Å etalon, stand out sharply from the limb. As you tune the etalon, you can watch as different layers and structures within a large prominence snap into view. Pushing the magnification to 120x on an active region reveals the dark, complex cores of sunspots and the bright, web-like structure of surrounding plage. It is at this image scale that the Sun's three-dimensional nature becomes apparent, with filaments looking like dark hedgerows suspended over the brighter chromosphere below.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your Lunt MT: 80mm vs 100mm\u003c\/h3\u003e\n\u003cp\u003eThe Lunt MT series offers several apertures, and the choice between them is a balance of performance, portability, and seeing conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLunt LS80MT:\u003c\/strong\u003e The 80mm is significantly lighter and more compact, making it an ideal \"grab-and-go\" solar telescope that excels on smaller mounts. It provides outstanding views and will resolve all major solar features. It is often a better choice for observers who frequently contend with poor atmospheric seeing, as its smaller aperture is less affected by turbulence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLunt LS100MT:\u003c\/strong\u003e The 100mm is the next step up in resolving power. The 25% increase in aperture directly translates to a higher resolution ceiling for fine details like spicules, filamentary structure, and granulation. It requires a more substantial mount and is more sensitive to seeing conditions, but on a steady day, its performance is a clear and significant step above the 80mm. It is the right choice for the observer who wants to push the limits of resolution from their backyard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of pressure tuning vs. tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the bandpass without tilting the etalon, preventing off-axis distortion and providing a more uniform view. This allows you to accurately observe Doppler-shifted events (material moving toward or away from you) like solar flares, which is a key advantage for serious solar observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade this LS100MT to a double-stack system later?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The LS100MT is fully compatible with Lunt's DSII\/SFPT internal double-stacking module. Adding this module will narrow the bandpass to \u0026lt;0.5Å, significantly increasing contrast on the solar disk and making surface details like plage and filaments much more prominent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a bigger blocking filter than the B1200?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor visual use, the B1200 is perfectly matched to the LS100MT's focal length and provides a full-disk view. You would only consider upgrading to a B1800 if you plan to do serious imaging with a camera that has a very large sensor, where the extra field of view would prevent vignetting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS100MT optical tube weighs 12.6 lbs. You will need a stable, high-quality astronomical mount with a payload capacity of at least 20-25 lbs to handle the telescope and any additional accessories without vibration. A Celestron AVX or Sky-Watcher HEQ5-class mount is a suitable starting point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow is the LS100MT different from a dedicated Lunt solar telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \"MT\" in LS100MT stands for Modular Telescope. Unlike dedicated Lunt scopes, the entire H-alpha filtering assembly can be removed, allowing you to use the 100mm ED doublet refractor as a conventional telescope for nighttime astronomy, making it a more versatile instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this telescope safe to use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. When used according to the manufacturer's instructions, Lunt solar telescopes are completely safe. The internal etalon and required blocking filter work together to reject harmful radiation, providing a safe and comfortable view of the Sun.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Aperture\u003c\/td\u003e\n\u003ctd\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eAir-spaced ED Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e714mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.4 Angstroms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e28\" (711mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e12.6 lbs (5.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003e8\" Vixen-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt LS100MT H-Alpha Solar Telescope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Solar-Telescope-1.jpg?v=1779183001\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS100MT Telescope OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt B1200 Blocking Filter in 2-inch Diagonal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-B1200-Blocking-Filter-Diagonal-1.jpg?v=1779183002\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1200 Blocking Filter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt Dual-Speed Rack and Pinion Focuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Focuser-1.jpg?v=1779183003\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDual Speed Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt Mounting Rings for LS100MT\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Rings-1.jpg?v=1779183004\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eClamshell Mounting Ring\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Tele Vue Sol-Searcher Solar Finder\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-Sol-Searcher-1.jpg?v=1779183005\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed Dot Sun Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt 8-inch Vixen-style Dovetail Bar\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-8inch-Dovetail-1.jpg?v=1779183006\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8\" Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Lunt 19mm Flat-Field Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-19mm-Eyepiece-1.jpg?v=1779183007\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e19mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Hard Case for Lunt Solar Telescope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-Hard-Case-1.jpg?v=1779183008\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Solar-Telescope-Manual.pdf?v=1777432309\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.4 24-24s-10.4-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230515101981,"sku":"LSS-LS100MT-Standard","price":4893.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS100MTSolarTelescopeStandardKit.jpg?v=1777668206"},{"product_id":"lunt-ls100mt-h-alpha-solar-telescope-enhanced-kit","title":"Lunt LS100MT H-Alpha Solar Telescope - Enhanced Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 100mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eBandpass (Single-Stack): ≤0.4Å\u003c\/li\u003e\n\u003cli\u003eFocal Length: 714mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7.14\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eResolve the Sun's Dynamic Atmosphere with the Lunt LS100MT\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS100MT H-Alpha Solar Telescope - Enhanced Kit is a versatile, high-resolution instrument designed for the serious solar observer who demands both performance and flexibility. With its 100mm ED doublet objective and precision pressure-tuned etalon, this telescope delivers high-contrast, richly detailed views of solar prominences, filaments, and surface granulation. The Enhanced Kit configuration provides a critical upgrade path for both visual observation and imaging, right out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e100mm ED Doublet Objective Lens\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS100MT is a 100mm air-spaced doublet objective lens. The use of an FPL51 ED (Extra-low Dispersion) glass element significantly reduces chromatic aberration, ensuring that the primary image formed is sharp and free of false color. This clean, high-fidelity starting point is critical for the performance of the downstream H-alpha filter system, allowing the etalon to isolate the 656.28nm wavelength with maximum contrast and minimal interference.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eInternal Pressure-Tuned Etalon for Uniformity\u003c\/h3\u003e\n\u003cp\u003eUnlike front-mounted tilt-tuned filters, the LS100MT employs an internal, solid-etalon filter tuned via Lunt's True Pressure Tuning system. By adjusting air pressure within the etalon cavity, you can precisely shift the filter's bandpass across the hydrogen-alpha line, moving from the solar disk to the limb without introducing uniformity issues. This method avoids the banding and \"sweet spots\" associated with tilt-tuning, providing a consistently illuminated and uniformly detailed image across the entire field of view.\u003c\/p\u003e\n\u003cp\u003eThe single etalon in the LS100MT achieves a bandpass of ≤0.4Å, a specification measured and verified on a scanning monochromator. This narrow bandwidth is the key to resolving fine chromospheric detail. It darkens the solar photosphere enough to make the intricate, fibrous texture of filaments and the bright, chaotic structure of active regions clearly visible against the disk.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eB1800 Blocking Filter for Full-Disk Imaging\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes the B1800 blocking filter, housed in a 2-inch star diagonal. The 18mm aperture of this filter is essential for observers using cameras with larger sensors or eyepieces with wide field stops. It provides a generous, unvignetted field of view, ensuring the entire solar disk is illuminated evenly from edge to edge. This is a practical advantage for creating full-disk mosaic images or simply enjoying wide-field views without a fading light at the periphery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDual-Speed Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eAchieving perfect focus on delicate solar features is critical, and the LS100MT is equipped with a robust dual-speed 10:1 rack and pinion focuser. The coarse focus knob allows for rapid initial adjustments, while the fine-focus control provides the precision needed to snap the thinnest spicules or the most subtle surface granulation into sharp relief. This level of control is not a luxury; it is a necessity when atmospheric seeing is fleeting and you have only a moment to capture the sharpest possible view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eModular Telescope (MT) Design for Night and Day\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" in LS100MT stands for Modular Telescope, a design that significantly increases the instrument's value. By unscrewing the hydrogen-alpha module, you can convert the 100mm ED doublet into a capable nighttime astronomical telescope. With the addition of a standard focuser (sold separately), it becomes an excellent instrument for viewing planets, the Moon, and deep-sky objects, making your investment serve you around the clock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSafe and Easy Solar Alignment\u003c\/h3\u003e\n\u003cp\u003eThe included Red Dot Sun Finder provides a simple and safe method for aligning the telescope. This finder projects a small red dot onto a shielded screen. By centering this dot, you align the main telescope with the Sun without ever needing to look directly at it, ensuring a safe and fast start to your observing session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch3\u003eObserving the Solar Limb\u003c\/h3\u003e\n\u003cp\u003eWith the pressure tuner adjusted for the limb, the view through the LS100MT becomes a dynamic spectacle of solar activity. At 71x magnification with a 10mm eyepiece, a large prominence group detaches from the solar limb, its structure appearing as a delicate, feathery arch of plasma. The ≤0.4Å bandpass resolves individual strands within the prominence, revealing a three-dimensional quality against the blackness of space. As the seeing stabilizes, you can trace the flow of material along magnetic field lines, a direct observation of the forces shaping our star.\u003c\/p\u003e\n\u003cp\u003eA genuine trade-off of the LS100MT's versatility is its weight and length compared to smaller, dedicated solar scopes. At over 12 lbs and 34 inches long, it requires a stable, medium-class equatorial mount like a Celestron AVX or Sky-Watcher HEQ5 to provide vibration-free views, especially in windy conditions. This is not a grab-and-go setup but a dedicated instrument for planned observing sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch3\u003eChoosing Your Lunt MT Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt's MT series offers a clear progression in aperture and capability. This LS100MT Enhanced Kit is positioned for the observer who has moved beyond introductory solar viewing and requires higher resolution and a larger image scale for visual work or imaging.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS80MT:\u003c\/strong\u003e The LS80MT offers a more portable and affordable entry into the pressure-tuned MT lineup. The LS100MT, with its 56% greater light-gathering area, delivers visibly brighter images and a higher resolution ceiling, allowing it to resolve finer details within filaments and prominence structures when atmospheric conditions permit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS130MT:\u003c\/strong\u003e The flagship LS130MT is a significant step up in aperture, offering the highest-resolution solar views possible in the Lunt lineup. The LS100MT provides a substantial portion of that performance in a lighter, more manageable, and more affordable package, making it the right choice for observers who need a balance of high performance and practicality for their mount and budget.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main advantage of pressure tuning over tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning shifts the etalon's bandpass uniformly across the entire filter, providing a consistent, evenly illuminated image. Tilt-tuning can create a \"sweet spot\" or banding, where some parts of the field are on-band and others are not.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy choose the B1800 blocking filter over the B1200?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1800 provides a larger, fully-illuminated field of view, which is essential for imaging with cameras that have larger sensors (like APS-C or full-frame). For visual use, it prevents vignetting when using long focal length, wide-field eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I double-stack the LS100MT for higher contrast views?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. You can add an optional internal double-stack module (DSII\/SFPT) to reduce the bandpass to \u0026lt;0.28Å. This significantly increases contrast on the solar disk, making surface details like plages and active region structure more prominent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its weight and length, the LS100MT requires a stable equatorial mount with a payload capacity of at least 25-30 lbs. A mount like the Celestron AVX, Sky-Watcher HEQ5, or iOptron CEM26 is recommended for stable visual use and imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I convert the LS100MT for nighttime use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou can purchase a separate Lunt conversion kit which includes a standard rack and pinion focuser. You simply unscrew the red H-alpha module from the main tube and attach the nighttime focuser in its place.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS100MT good for both visual and imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, it excels at both. The 100mm aperture provides bright, high-resolution views for visual observers, while the pressure-tuned system and dual-speed focuser offer the consistency and fine control needed for high-resolution solar imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Air-Spaced Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e714mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.4 Angstrom (Single Stack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tune (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eDual-Speed 10:1 Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTube Rings with 8\" Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e12.7 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e34.6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS100MT 100mm H-Alpha Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1800 Blocking Filter in 2\" Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDual-Speed Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMounting Rings with Handle\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8\" Vixen-Style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed Dot Sun Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e16mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e19mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Carrying Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Solar-Telescope-Manual.pdf?v=1777432309\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230515167517,"sku":"LSS-LS100MT-Enhanced","price":6573.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS100MTSolarTelescopeEnhancedKit.jpg?v=1777668581"},{"product_id":"lunt-ls100mt-h-alpha-solar-telescope-premium-plus-kit","title":"Lunt LS100MT H-Alpha Solar Telescope - Premium PLUS Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 100mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eBandpass (Double-Stacked): \u0026lt;0.28Å\u003c\/li\u003e\n\u003cli\u003eTuning System: Internal Pressure Tuner (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800 (18mm)\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eFocal Length: 714mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003c!-- TAB-MARKER-1: DESCRIPTION --\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eThe Chromosphere in Unrivaled Contrast: The Lunt LS100MT Double-Stack Solar Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS100MT H-Alpha Solar Telescope - Premium PLUS Kit is a complete, professional-grade instrument engineered to reveal the solar chromosphere with the highest possible contrast. By combining a 100mm ED objective with two pressure-tuned etalons, this system achieves a tightly controlled \u0026lt;0.28Å bandpass, transforming the churning solar surface into a landscape of palpable, high-fidelity detail. It is the definitive choice for the observer or imager who demands a research-level view of solar filaments, plage, and active region evolution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Foundation of Optical Excellence: The 100mm ED Doublet\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS100MT is a 100mm f\/7.14 apochromatic doublet objective. The use of FPL51 Extra-low Dispersion (ED) glass corrects for chromatic aberration, producing a sharp, high-contrast image free of false color. This optical purity is not only critical for isolating the narrow Hydrogen-alpha wavelength but also allows the LS100MT to serve as a high-performance nighttime telescope when the H-alpha module is removed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrecision Tuning without Compromise: The Internal Pressure-Tuned Etalon\u003c\/h3\u003e\n\u003cp\u003eLunt’s Doppler True Tuning system uses air pressure to adjust the refractive index within the primary etalon cavity, allowing you to shift the bandpass precisely onto the 656.28nm line. Unlike mechanical tilt-tuning which can introduce off-axis aberrations, pressure tuning keeps the etalon perfectly parallel to the light path. This results in a more uniform, higher-contrast image across the entire field of view, a critical advantage for both visual observation and full-disk imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eRevealing the Surface: The SFPT Internal Double-Stack Module\u003c\/h3\u003e\n\u003cp\u003eThis Premium PLUS kit includes the internal SFPT double-stacking module, the key to its enhanced performance. Adding a second etalon in series with the first narrows the final bandpass from ≤0.35Å to a remarkable \u0026lt;0.28Å. This dramatic reduction in out-of-band light significantly increases contrast on the solar disk, causing the intricate, web-like structure of filaments and the bright mottling of plage around sunspots to stand out with startling clarity.\u003c\/p\u003e\n\u003cp\u003eWith the double-stack engaged, you are no longer just seeing features on the sun, you are observing their structure. A simple filament resolves into a multi-stranded, twisting rope of plasma held in place by magnetic fields. The view shifts from a two-dimensional disk to a dynamic, three-dimensional surface, which is the ultimate goal of dedicated solar observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFull-Disk Views without Vignetting: The B1800 Blocking Filter\u003c\/h3\u003e\n\u003cp\u003eThe blocking filter is a non-negotiable safety and performance component, and this kit includes the 18mm B1800. The larger aperture is matched to the telescope's 714mm focal length to provide a fully illuminated field for both eyepieces and imaging sensors. With the B1800, you can capture the entire solar disk, including towering prominences on the limb, without the dimming or vignetting at the edges that a smaller blocking filter would cause.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCritical Focus for Fine Detail: The Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eObserving the sun is a high-magnification discipline where precise focus is everything. The LS100MT employs a robust, dual-speed rack and pinion focuser that eliminates image shift and backlash. The 10:1 fine focus knob allows you to make the minute adjustments needed to snap the finest spicules on the limb or the delicate texture within a sunspot's penumbra into perfect, sharp relief.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eOne Telescope, Day or Night: The Modular Design\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" in LS100MT stands for Modular Telescope. The entire Hydrogen-alpha assembly, including the red etalon housing, can be removed from the main optical tube. With optional accessories, you can convert the 100mm ED doublet into a first-rate refractor for nighttime planetary and deep-sky viewing, a white-light solar scope using a Herschel wedge, or a Calcium-K instrument. This versatility makes the LS100MT a long-term investment in your observing, not just a single-purpose instrument.\u003c\/p\u003e\n\u003cp\u003eThe primary trade-off for this level of performance and versatility is the need for a stable, high-capacity mount. The weight and length of the LS100MT require an equatorial mount in the EQ5\/CG-5 class or higher to provide a steady, vibration-free platform for the high-magnification views it is designed to deliver.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your Lunt 100MT Configuration\u003c\/h3\u003e\n\u003cp\u003eLunt offers the LS100MT in several packages, allowing you to choose the right entry point for your observing goals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Kit:\u003c\/strong\u003e This package includes the single-stack ≤0.35Å etalon and a B1200 blocking filter. It provides excellent views of solar prominences and basic surface detail, serving as a powerful entry into professional-grade solar astronomy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Kit:\u003c\/strong\u003e The Enhanced kit upgrades the blocking filter to the larger B1800, optimizing the system for imaging and ensuring a wider, fully illuminated field of view. It is the right choice if you plan to move into solar photography.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium PLUS Kit:\u003c\/strong\u003e This is the ultimate configuration. It includes the B1800 blocking filter and the crucial SFPT internal double-stack module. For the observer who wants the highest possible contrast on surface features like filaments and active regions, this kit delivers the most detailed and dynamic view possible from a 100mm platform.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-2: FAQ --\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the double-stack in the Premium PLUS kit worth the extra cost?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor viewing solar surface detail, yes. Double-stacking narrows the bandpass to \u0026lt;0.28Å, which dramatically increases the contrast of filaments, plage, and granulation. If prominences are your main interest, a single-stack is sufficient, but for the most dynamic, \"3D\" view of the chromosphere, the double-stack is a significant upgrade.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its weight (12.7 lbs) and focal length, you will need a stable equatorial mount with a payload capacity of at least 25-30 lbs. A mount in the Celestron AVX, Sky-Watcher EQ5, or iOptron CEM26 class is a good starting point for visual use, with larger mounts recommended for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I convert the LS100MT for nighttime viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou simply unthread the red H-alpha etalon assembly from the main optical tube. You will then need a separate focuser and diagonal to attach to the back of the telescope tube for nighttime use. Lunt offers these accessories as part of a conversion kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does this kit use a B1800 blocking filter instead of a smaller one?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 18mm aperture of the B1800 blocking filter is required to prevent vignetting (dimming at the edges of the field) with the LS100MT's 714mm focal length. This ensures a bright, fully illuminated image of the entire solar disk, which is especially important for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of pressure tuning over tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon by changing the air pressure in the sealed chamber, which does not tilt the filter. This provides a more even and consistent bandpass across the entire field of view, avoiding the bright and dark bands that can sometimes appear with tilt-tuned systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I see sunspots with this telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, but H-alpha light shows the chromosphere, the layer above the sunspots. You will see the dark sunspot umbra and penumbra, but also the bright, energetic plage surrounding them and any filaments or flares in the active region, which are invisible in white light.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-3: SPECIFICATIONS --\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eH-Alpha Solar \/ Modular Nighttime Refractor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eFPL51 ED Air-Spaced Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e714mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass (Single-Stack)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.35 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass (Double-Stack)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.28 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Internal Pressure Tuner)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 (18mm) in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual-Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e12.7 lbs (5.76 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e28.2\" (716 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-4: IN THE BOX --\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS100MT 100mm ED Doublet OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eInternal H-Alpha Etalon with Pressure Tuner\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSFPT Internal Double-Stack H-Alpha Etalon\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1800 Blocking Filter in 2\" Star Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDual-Speed Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Zoom Eyepiece (7.2mm - 21.5mm)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed Dot Sun Finder Handle\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMounting Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 Pair\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8\" Vixen-Style Dovetail Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCustom Hard Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-5: MANUAL --\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Solar-Telescope-Manual.pdf?v=1777432309\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-6: WARRANTY --\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230515462429,"sku":"LSS-LS100MT-Premium","price":8113.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS100MTSolarTelescopePremiumKit.jpg?v=1777668230"},{"product_id":"lunt-ls130mt-h-alpha-solar-telescope-flagship-kit","title":"Lunt LS130MT H-Alpha Solar Telescope - Flagship Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 130mm ED Triplet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 910mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7\u003c\/li\u003e\n\u003cli\u003eBandpass (Double-Stacked): \u0026lt;0.28Å\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure-Tuned Etalons (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eA Flagship View of the Dynamic Sun\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS130MT H-Alpha Solar Telescope - Flagship Kit is a complete observatory-grade instrument designed to deliver the highest-contrast, highest-resolution views of the Sun's chromosphere available in its aperture class. By combining a large 130mm apochromatic triplet objective with a dual-etalon, pressure-tuned filtering system, this telescope resolves the finest solar details with uncompromising clarity, while its modular design allows for seamless conversion into a capable nighttime instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 130mm ED Triplet Optical Foundation\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS130MT is an air-spaced ED apochromatic triplet objective. This advanced optical design provides a sharp, high-contrast image with color correction that is not only critical for detailed solar work but also makes it a formidable performer for high-resolution nighttime viewing of the Moon, planets, and double stars. This is not just a solar telescope; it is a versatile, high-end refractor that excels at any high-magnification task you set for it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDoppler True Tuning with Pressure-Tuned Etalons\u003c\/h3\u003e\n\u003cp\u003eLunt's Doppler True Tuning (DTT) system uses air pressure to adjust the etalon's bandpass, a method that is mechanically superior to tilt-tuning. By gently increasing the pressure in the etalon cavity, you shift the filter's transmission line precisely onto the hydrogen-alpha wavelength without introducing any off-axis aberrations. This ensures the entire solar disk remains uniform in brightness and detail, a critical factor for professional-level imaging and visual observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eRevealing the Chromosphere with the Internal Double-Stack\u003c\/h3\u003e\n\u003cp\u003eThis Flagship Kit includes the internal Large Format Pressure-Tuned (LFPT) double-stack etalon, the key to unlocking the highest-contrast solar views. This second etalon narrows the system's final bandpass to less than 0.28Å, significantly darkening the solar photosphere and causing the delicate, fibrous details of the chromosphere to leap out. With the double-stack engaged, solar active regions, filaments, and plages are rendered with a three-dimensional quality that single-stack systems cannot replicate.\u003c\/p\u003e\n\u003cp\u003eAt this bandpass, the Sun transforms. A target like Active Region 3664, even at 100x magnification, reveals not just the umbra of its sunspots but the complex, swirling super-penumbral fibrils that trace the magnetic field lines around them. Prominences on the limb, often seen as simple bright structures, resolve into intricate, multi-layered hedgerows of flowing plasma, with their motion and evolution visible over the course of an observing session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe B1800 Blocking Filter for Full-Disc Imaging\u003c\/h3\u003e\n\u003cp\u003eThe included B1800 blocking filter features a large 18mm aperture, providing a fully illuminated field for imaging the entire solar disk with most standard astronomy cameras. A smaller blocking filter can vignette the image, darkening the edges of the Sun in your final picture. The B1800 ensures that from edge to edge, your sensor receives an even field of light, critical for creating seamless, professional-quality solar mosaics and full-disc captures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrecision Focus with the Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eA high-resolution optical system requires an equally precise focuser. The LS130MT employs a robust dual-speed 1:10 rack and pinion focuser that provides zero image shift and can handle the weight of heavy cameras, filter wheels, and eyepiece configurations without slipping. The fine-focus knob allows for the tiny, critical adjustments needed to snap the faintest solar features into perfect view, a task that is often impossible with less stable focuser designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eModular Telescope (MT) for Day and Night Versatility\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" designation signifies this telescope's modular capability. With simple tools, you can remove the hydrogen-alpha module and convert the LS130MT into a world-class nighttime refractor. This versatility makes it an exceptional value, providing two observatory-grade instruments in one package. Its only real limitation is its size and weight; this is an instrument that requires a substantial equatorial mount (like an EQ6-R or larger) to perform at its best, making it less suited for quick \"grab-and-go\" sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your Lunt MT Series Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt's MT series offers a clear progression in aperture, with each step providing a significant increase in resolving power. The choice depends on your observing goals, mount capacity, and seeing conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS80MT vs. LS130MT\u003c\/strong\u003e: The LS80MT is a more portable, forgiving instrument that performs well under average seeing conditions and on lighter mounts. The LS130MT is a significant step up in both resolution and weight. It will resolve finer detail on solar granulation and in the structure of prominences, but requires excellent atmospheric seeing and a heavier-duty mount to deliver that performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS100MT vs. LS130MT\u003c\/strong\u003e: The LS100MT is often considered the sweet spot for many observers, offering a substantial increase in resolution over the 80mm while remaining manageable on mid-tier mounts. The LS130MT is the choice for the dedicated solar imager or observer who has the permanent or semi-permanent setup to support its size and wants the highest possible resolution when conditions permit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does \"double-stacking\" do to the solar view?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDouble-stacking adds a second etalon filter, which narrows the bandpass from around 0.45Å to less than 0.28Å. This enhancement significantly increases the contrast of surface details like filaments, plages, and active region structure, making them appear more three-dimensional against a darker solar disk.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS130MT difficult to convert for nighttime use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe conversion is straightforward and can be done in a few minutes with basic tools. You simply unthread the hydrogen-alpha assembly from the main tube. This modularity allows you to use the 130mm ED triplet objective as a high-performance nighttime telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Lunt LS130MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its weight and length (approx. 24 lbs), you will need a robust equatorial mount with a payload capacity of at least 40-45 lbs for stable visual use and imaging. Mounts in the class of a Sky-Watcher EQ6-R Pro or iOptron CEM40 are recommended as a minimum.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is pressure tuning better than tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon's bandpass without tilting it, which prevents the introduction of optical artifacts and ensures a uniform image across the entire field of view. This \"Doppler True Tuning\" is essential for high-resolution imaging and provides a more consistent, higher-fidelity view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need the B1800 blocking filter, or is a smaller one okay?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor imaging the full solar disk with most astronomy cameras, the B1800 (18mm) is highly recommended to avoid vignetting, which is the darkening of the image toward the edges. For visual-only use, a smaller blocking filter can be sufficient, but the B1800 provides the most versatile, uncompromised performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS130MT worth the upgrade from an LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe upgrade is significant if you are primarily an imager or visual observer working under good seeing conditions. The 130mm aperture provides a 69% increase in light-gathering power and a noticeable improvement in resolution on fine details like spicules and granulation. However, it requires a more substantial mount and is more sensitive to atmospheric turbulence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Aperture\u003c\/td\u003e\n\u003ctd\u003e130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Triplet, Air-Spaced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e910mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.45Å (Single Etalon), \u0026lt;0.28Å (Double-Stack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tune (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed 1:10 Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e33.5\" (H-alpha), 28.1\" (Nighttime)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e24.2 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS130MT 130mm H-alpha Telescope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLFPT Internal Double-Stack Etalon\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1800 Blocking Filter in 2\" Diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDual 1:10 Rack \u0026amp; Pinion Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMounting Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 Pair\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSolar Handle with Red Dot Finder\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12\" D-Style Dovetail Plate\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Zoom Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Flat-Field Eyepiece Set\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 (8, 12, 16, 19, 27mm)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Carrying Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS130MT-Solar-Telescope-Manual.pdf?v=1777432309\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230515560733,"sku":"LSS-LS130MT-Flagship","price":13993.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS130MTSolarTelescopeFlagshipKit.jpg?v=1777668728"}],"url":"https:\/\/davidastro.com\/fr-us\/collections\/solar-telescopes-1.oembed","provider":"David Astro","version":"1.0","type":"link"}