{"title":"Lunettes APO William Optics Fluorostar FLT","description":"\u003cp\u003eLes lunettes William Optics Fluorostar FLT sont des triplets apochromatiques destinés à l'imagerie sérieuse du ciel profond et à l'observation visuelle à fort contraste. La gamme comprend les Fluorostar 91, 120, 132 et 156.\u003c\/p\u003e\u003cp\u003eLes correcteurs dédiés font partie de la collection : l'aplanisseur réglable Flat6AIII pour la FLT91, ainsi que les Ultra Flat 132 et Ultra Flat 156, deux réducteurs 0.79x qui aplanissent le champ et raccourcissent la focale pour des poses plus rapides sur ces grands tubes.\u003c\/p\u003e","products":[{"product_id":"william-optics-fluorostar-132","title":"William Optics Fluorostar 132","description":"\u003cul\u003e\n\n\u003cli\u003e APO de 132 mm\u003c\/li\u003e\n\n\u003cli\u003e Rapport focale rapide F\/6.9\u003c\/li\u003e\n\n\u003cli\u003e Portable et polyvalent\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 boite\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\n\u003cli class=\"active\"\u003e\n\n \u003cp\u003eLibérez votre passion pour l'astrophotographie avec le William Optics Fluorostar 132, un télescope réfracteur haut de gamme conçu pour offrir une qualité d'image et une polyvalence exceptionnelles. Cet instrument haute performance est parfait pour les astrophotographes et les astronomes cherchant à capturer la beauté du ciel nocturne avec précision et clarté. \u003c\/p\u003e\n\n\u003cdiv class=\"warning\"\u003e\n\n\u003cimg alt=\"Clause de non-responsabilité\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/warning-logo.svg?v=1714663206\" width=\"25px\"\u003e\n\u003cp\u003e \u003cb\u003eÉvitez de regarder directement le soleil :\u003c\/b\u003e\u003cbr\u003e Utiliser uniquement avec un filtre solaire approprié, tel qu'un \u003ca href=\"https:\/\/davidastro.com\/products\/baader-astrosolar-telescope-filter-od-5-0-80-280mm\" target=\"_blank\"\u003efiltre monté à l'avant\u003c\/a\u003e .\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003e Excellence Optique \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n\u003cp\u003e Le William Optics Fluorostar 132 présente une conception optique avancée, fabriquée avec du verre de la plus haute qualité et une ingénierie de précision, pour fournir :\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Netteté et contraste d'image exceptionnels\u003c\/li\u003e\n\n\u003cli\u003e Aberration chromatique et distorsion réduites\u003c\/li\u003e\n\n\u003cli\u003e Transmission lumineuse accrue pour des images plus lumineuses \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-2.webp?v=1717695854\" style=\"margin-bottom: 16px; float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-2.webp?v=1717695854\"\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"backgroundcolor: #0a0001; border-radius: 5px;\" data-mce-style=\"backgroundcolor: #0a0001; border-radius: 5px;\"\u003e\n\n\u003ch3 style=\"color: white!important;\"\u003e Pratique et portable \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" data-mcesrc=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-1.webp?v=1717695854\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/William-Optics-Fluorostar-156-A-F156-RP37-1__28723.1596133273.1280.1280.jpg?v=1684339197\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n \u003cp style=\"color: white!important;\"\u003eLe William Optics Fluorostar 132 est conçu pour être portable et polyvalent, ce qui le rend facile à emporter avec vous dans vos aventures astrophotographiques. Sa taille compacte et sa conception légère permettent une installation et un transport faciles, tandis que sa construction robuste garantit durabilité et stabilité.\u003c\/p\u003e\n\n\u003cul style=\"color: white!important;\"\u003e\n\n\u003cli\u003e Plaque en queue d'aronde pour une fixation sécurisée aux montures équatoriales\u003c\/li\u003e\n\n\u003cli\u003e Barre de selle polyvalente pour un guidage et une manipulation et une configuration faciles \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003ctable class=\"specifications\" style=\"width: 100%; height: 450.313px;\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eType d'objectif\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e Objectif apochromatique FPL-53 Prime \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eDistance focale\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e 910mm \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eDiamètre\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e 132mm \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eOuverture\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e f\/6,9 \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eCouleur\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e Rouge Gris sidéral \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eMatériau de la lentille\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e 3 éléments, espacés d'air, FPL-53 \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 55.1875px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 55.1875px;\"\u003e\n\n\u003cp\u003ePouvoir de résolution\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 55.1875px;\"\u003e\n\n\u003cp\u003e 0,86\" \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 55.1875px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 55.1875px;\"\u003e\n\n\u003cp\u003eAmpleur limite\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 55.1875px;\"\u003e\n\n\u003cp\u003e 14.5 \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eCercle d'images\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e 36mm \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 55.1875px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 55.1875px;\"\u003e\n\n\u003cp\u003eFocuseur\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 55.1875px;\"\u003e\n\n\u003cp\u003e Tout nouveau dispositif de réglage de caméra gradué rotatif à 360° RP Focuser de 3,3\" \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 23.6315%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eCas\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 72.8208%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e Étui souple de haute qualité \u003c\/p\u003e\n\n\n\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\u003cli\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Télescope réfracteur William Optics Fluorostar 132\u003c\/li\u003e\n\n\u003cli\u003e Manuel d'instructions \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"William Optics","offers":[{"title":"Rouge \/ 3.3\" R\u0026amp;P","offer_id":44967227457821,"sku":"WO-A-F132RDIII-RP33R","price":6304.0,"currency_code":"CAD","in_stock":true},{"title":"Rouge \/ 3,5\" toucher plume","offer_id":44967227556125,"sku":"WO-A-F132RDIII-FTR","price":8162.0,"currency_code":"CAD","in_stock":true},{"title":"Or \/ 3.3\" R\u0026amp;P","offer_id":44967227425053,"sku":"WO-A-F132GDIII-RP33R","price":6304.0,"currency_code":"CAD","in_stock":true},{"title":"Or \/ 3,5\" toucher plume","offer_id":44967227490589,"sku":"WO-A-F132GDIII-FTR","price":8162.0,"currency_code":"CAD","in_stock":true},{"title":"Gris \/ 3.3\" R\u0026amp;P","offer_id":48966062702877,"sku":"WO-A-F132TGIV-RP37","price":6897.0,"currency_code":"CAD","in_stock":true},{"title":"Gris \/ 3,5\" toucher plume","offer_id":48966062735645,"sku":"WO-A-F132TGIV-FT","price":8162.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/William-Optics-FLT132-1.jpg?v=1722277044"},{"product_id":"william-optics-fluorostar-156","title":"William Optics Fluorostar 156","description":"\u003cul\u003e\n\n\u003cli\u003e APO de 156 mm\u003c\/li\u003e\n\n\u003cli\u003e Rapport focale rapide F\/6,7\u003c\/li\u003e\n\n\u003cli\u003e Portable et polyvalent\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 boite\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\n\u003cli class=\"active\"\u003e\n\n \u003cp\u003eLibérez votre passion pour l'astrophotographie avec le William Optics Fluorostar 156, un télescope réfracteur haut de gamme conçu pour offrir une qualité d'image et une polyvalence exceptionnelles. Cet instrument haute performance est parfait pour les astrophotographes et les astronomes cherchant à capturer la beauté du ciel nocturne avec précision et clarté. \u003c\/p\u003e\n\n\u003cdiv class=\"warning\"\u003e\n\n\u003cimg alt=\"Clause de non-responsabilité\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/warning-logo.svg?v=1714663206\" width=\"25px\"\u003e\n\u003cp\u003e \u003cb\u003eÉvitez de regarder directement le soleil :\u003c\/b\u003e\u003cbr\u003e Utiliser uniquement avec un filtre solaire approprié, tel qu'un \u003ca href=\"https:\/\/davidastro.com\/products\/baader-astrosolar-telescope-filter-od-5-0-80-280mm\" target=\"_blank\"\u003efiltre monté à l'avant\u003c\/a\u003e .\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003e Excellence Optique \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n\u003cp\u003e Le William Optics Fluorostar 156 présente une conception optique avancée, fabriquée avec du verre de la plus haute qualité et une ingénierie de précision, pour fournir :\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Netteté et contraste d'image exceptionnels\u003c\/li\u003e\n\n\u003cli\u003e Aberration chromatique et distorsion réduites\u003c\/li\u003e\n\n\u003cli\u003e Transmission lumineuse accrue pour des images plus lumineuses \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-2.webp?v=1717695854\" style=\"margin-bottom: 16px; float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-2.webp?v=1717695854\"\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"backgroundcolor: #0a0001; border-radius: 5px;\" data-mce-style=\"backgroundcolor: #0a0001; border-radius: 5px;\"\u003e\n\n\u003ch3 style=\"color: white!important;\"\u003e Pratique et portable \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" data-mcesrc=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-1.webp?v=1717695854\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/William-Optics-Fluorostar-156-A-F156-RP37-1__28723.1596133273.1280.1280.jpg?v=1684339197\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n \u003cp style=\"color: white!important;\"\u003eLe William Optics Fluorostar 156 est conçu pour être portable et polyvalent, ce qui le rend facile à emporter avec vous dans vos aventures astrophotographiques. Sa taille compacte et sa conception légère permettent une installation et un transport faciles, tandis que sa construction robuste garantit durabilité et stabilité.\u003c\/p\u003e\n\n\u003cul style=\"color: white!important;\"\u003e\n\n\u003cli\u003e Plaque en queue d'aronde pour une fixation sécurisée aux montures équatoriales\u003c\/li\u003e\n\n\u003cli\u003e Barre de selle polyvalente pour un guidage et une manipulation et une configuration faciles \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003ctable class=\"specifications\" style=\"width: 100%; height: 213.563px;\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 27.4894%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eType d'objectif\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 68.963%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e Lentille apochromatique en fluorite principale \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 27.4894%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eDistance focale\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 68.963%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e 1217mm \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 27.4894%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eDiamètre\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 68.963%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e 156mm \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 27.4894%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eOuverture\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 68.963%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e f\/7.8 \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 27.4894%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eCouleur\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 68.963%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e Rouge Gris sidéral \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 35.5938px;\"\u003e\n\n\u003ctd style=\"width: 27.4894%; height: 35.5938px;\"\u003e\n\n\u003cp\u003eMatériau de la lentille\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 68.963%; height: 35.5938px;\"\u003e\n\n\u003cp\u003e Fluorine \u003c\/p\u003e\n\n\n\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\u003cli\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Télescope réfracteur William Optics Fluorostar 156\u003c\/li\u003e\n\n\u003cli\u003e Manuel d'instructions \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"William Optics","offers":[{"title":"Rouge","offer_id":44967228080413,"sku":"WO-A-F156RD-RP37","price":10653.0,"currency_code":"CAD","in_stock":true},{"title":"Or","offer_id":44967228014877,"sku":"WO-A-F156GD-RP37","price":12417.0,"currency_code":"CAD","in_stock":true},{"title":"Bleu","offer_id":44967228047645,"sku":"WO-A-F156TG-RP37","price":12417.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/William-Optics-FLT156-1.jpg?v=1722277379"},{"product_id":"william-optics-fluorostar-91","title":"William Optics Fluorostar 91","description":"\u003cul\u003e\n\n\u003cli\u003e APO de 91 mm utilisant du verre FPL-53\u003c\/li\u003e\n\n\u003cli\u003e Rapport focale rapide F\/5.9\u003c\/li\u003e\n\n\u003cli\u003e Portable et polyvalent\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 boite\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\n\u003cli class=\"active\"\u003e\n\n \u003cp\u003eAmenez votre astrophotographie vers de nouveaux sommets avec le William Optics Fluorostar 91, un télescope réfracteur APO haut de gamme conçu pour capturer la beauté du ciel nocturne avec une précision inégalée. Avec son rapport focal rapide f\/5,9 et sa conception optique avancée, cet instrument est parfait pour les astrophotographes et les astronomes cherchant à explorer les profondeurs de l'univers. \u003c\/p\u003e\n\n\u003cdiv class=\"warning\"\u003e\n\n\u003cimg alt=\"Clause de non-responsabilité\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/warning-logo.svg?v=1714663206\" width=\"25px\"\u003e\n\u003cp\u003e \u003cb\u003eÉvitez de regarder directement le soleil :\u003c\/b\u003e\u003cbr\u003e Utiliser uniquement avec un filtre solaire approprié, tel qu'un \u003ca href=\"https:\/\/davidastro.com\/products\/baader-astrosolar-telescope-filter-od-5-0-80-280mm\" target=\"_blank\"\u003efiltre monté à l'avant\u003c\/a\u003e .\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003e Rotolock \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n\u003cp\u003e L'adaptateur Rotolock 2 pouces permet une connexion solide et efficace pour une diagonale WO 2 pouces et d'autres accessoires. \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-2.webp?v=1717695854\" style=\"margin-bottom: 16px; float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-2.webp?v=1717695854\"\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003ch3\u003e Nouveau bouton de mise au point \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n\u003cp\u003e Le Fluorostar 91 dispose d'un porte-oculaire plus grand, conçu pour une mise au point fluide et précise, vous permettant de capturer des images avec facilité et précision. \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-detail-1.webp?v=1717695854\" style=\"margin-bottom: 16px; float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-detail-1.webp?v=1717695854\"\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"backgroundcolor: #0a0001; border-radius: 5px;\" data-mce-style=\"backgroundcolor: #0a0001; border-radius: 5px;\"\u003e\n\n\u003ch3 style=\"color: white!important;\"\u003e Pratique et portable \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" data-mcesrc=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-1.webp?v=1717695854\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/William-Optics-FLT91-Preview__13862.1614270039.1280.1280.jpg?v=1684345859\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n\u003cp style=\"color: white!important;\"\u003e Le Fluorostar 91 est livré avec un étui de transport souple pour rendre votre voyage astrophotographique fluide :\u003c\/p\u003e\n\n\u003cul style=\"color: white!important;\"\u003e\n\n \u003cli\u003ePlaque en queue d'aronde pour une fixation sécurisée aux montures équatoriales\u003c\/li\u003e\n\n\u003cli\u003e Barre de selle polyvalente pour un guidage et une manipulation et une configuration faciles \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003ctable class=\"specifications\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Type d'objectif\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Objectif triplet apochromatique\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Distance focale\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 540mm\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Diamètre\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 91mm\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Ouverture\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e f\/5.9\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Focuseur\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Porte-oculaire R\u0026amp;P 3,3\" à double vitesse\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Couleur\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Rouge Gris sidéral\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Matériau de la lentille\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e FPL-53\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Rapport de Strehl\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 0,95\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Format de l'appareil photo\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Reflex plein format \/ Sans miroir \/ CMOS \/ CCD\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Rapport d'essai\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Rapport de test Zygo disponible moyennant des frais supplémentaires\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Supports en T pris en charge\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Canon EF, RF Nikon F, Z Sony E Pentax K Micro quatre tiers (M4\/3) FUJI X\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Longueur rétractée\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 441mm\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Longueur prolongée\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 510 mm\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Longueur du tube d'extension\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 40mm\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Poids OTA\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 4,165Kg\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Poids total\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 5,575Kg\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Poids du tube d'extension\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 0,105 kg \u003c\/p\u003e\n\n\n\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\u003cli\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Télescope réfracteur William Optics Fluorostar 91 APO\u003c\/li\u003e\n\n\u003cli\u003e Adaptateur Rotolock 2\"\u003c\/li\u003e\n\n\u003cli\u003e Adaptateur 2\" à 1,25\"\u003c\/li\u003e\n\n\u003cli\u003e Étui de transport souple\u003c\/li\u003e\n\n\u003cli\u003e Manuel d'instructions \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"William Optics","offers":[{"title":"Gris","offer_id":44967782088989,"sku":"WO-T-FLT-91SG-RP33","price":3033.0,"currency_code":"CAD","in_stock":true},{"title":"Or","offer_id":44967782023453,"sku":"WO-T-FLT-91GD-RP33","price":2877.0,"currency_code":"CAD","in_stock":true},{"title":"Rouge","offer_id":44967782056221,"sku":"WO-T-FLT-91RD-RP33","price":2877.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Williamo-Optics-FLT91-1.jpg?v=1722276083"},{"product_id":"william-optics-adjustable-flat6aiii-for-flt91","title":"William Optics Ajustable Flat6AIII pour FLT91 ","description":"\u003cul\u003e\n\n\u003cli\u003e Réducteur 0,8x\u003c\/li\u003e\n\n\u003cli\u003e Pour réfracteur William Optics FLT91\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\n\u003c\/ul\u003e\n\n\n\u003cul class=\"tabs-content\"\u003e\n\n\u003cli class=\"active\"\u003e\n\n\u003cp\u003e \nLe William Optics Adjustable Flat6AIII pour FLT91 est un aplatisseur et un réducteur en édition spéciale conçu pour optimiser les performances d'imagerie à champ plat du réfracteur William Optics FLT91, qui a un rapport F\/6 à F\/7,5. \n\u003c\/p\u003e\n\n\u003cdiv class=\"warning\"\u003e\n\n\u003cimg alt=\"Clause de non-responsabilité\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/warning-logo.svg?v=1714663206\" width=\"25px\"\u003e\n\u003cp\u003e\n \u003cb\u003eSpécialement conçu le réfracteur William Optics FLT91.\u003c\/b\u003e\u003cbr\u003e\n\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003cdiv\u003e\n\n\u003ch3\u003e Avantages et fonctionnalités \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n\u003cp\u003e\n Voici quelques avantages et fonctionnalités clés de cet adaptateur :\n\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Réducteur 0,8x\u003c\/li\u003e\n\n\u003cli\u003e Aplatisseur de champ 2\"\u003c\/li\u003e\n\n\u003cli\u003e Filetage M63 côté télescope\u003c\/li\u003e\n\n\u003cli\u003e Filetage 2\" du côté opposé\u003c\/li\u003e\n\n\u003cli\u003e Fente derrière les filetages 2\" pour accepter un filtre M48\u003c\/li\u003e\n\n\u003cli\u003e Compatible avec une variété de formats de caméra et de montures en T\u003c\/li\u003e\n\n\u003cli\u003e Réglable pour aider à obtenir une bonne mise au point arrière \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"image-side-2\" data-mce-style=\"text-align: start;\" style=\"text-align: start;\"\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/William-Optics-Adjustable-Flat6AIII-P-FLAT6AIII-1__21819.1596133240.1280.1280__76625.1614355641.1280.1280.jpg?v=1684345861\" style=\"margin-bottom: 16px; float: none;\"\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"William Optics","offers":[{"title":"Default Title","offer_id":44967782187293,"sku":"WO-P-FLAT6AIII-M92","price":480.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/William-Optics-Adjustable-Flat6AIII-P-FLAT6AIII-1__21819.1596133240.1280.1280__76625.1614355641.1280.1280.jpg?v=1684345861"},{"product_id":"william-optics-fluorostar-120","title":"William Optics Fluorostar 120 ","description":"\u003cul\u003e\n\n\u003cli\u003e120 mm APO\u003c\/li\u003e\n\n\u003cli\u003e Rapport focal rapide F\/6\u003c\/li\u003e\n\n\u003cli\u003e Portable et polyvalent\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\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 boite\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\n\u003cli class=\"active\"\u003e\n\n\u003cp\u003e Libérez votre passion pour l'astrophotographie avec le William Optics Fluorostar 120, un télescope réfracteur haut de gamme conçu pour offrir une qualité d'image et une polyvalence exceptionnelles. Cet instrument hautes performances est parfait pour les astrophotographes et les astronomes qui cherchent à capturer la beauté du ciel nocturne avec précision et clarté. \u003c\/p\u003e\n\n\u003cdiv class=\"warning\"\u003e\n\n\u003cimg alt=\"Clause de non-responsabilité\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/warning-logo.svg?v=1714663206\" width=\"25px\"\u003e\n\u003cp\u003e \u003cb\u003eÉvitez de regarder directement le soleil :\u003c\/b\u003e\u003cbr\u003e Utiliser uniquement avec un filtre solaire approprié, tel qu'un \u003ca href=\"https:\/\/davidastro.com\/products\/baader-astrosolar-telescope-filter-od-5-0-80-280mm\" target=\"_blank\"\u003efiltre monté à l'avant\u003c\/a\u003e .\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003e Excellence optique \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n\u003cp\u003e Le William Optics Fluorostar 120 présente une conception optique avancée, fabriquée avec du verre de la plus haute qualité et une ingénierie de précision, pour fournir :\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Netteté et contraste d'image exceptionnels\u003c\/li\u003e\n\n\u003cli\u003e Aberration chromatique et distorsion réduites\u003c\/li\u003e\n\n\u003cli\u003e Transmission lumineuse accrue pour des images plus lumineuses \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-2.webp?v=1717695854\" style=\"margin-bottom: 16px; float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-2.webp?v=1717695854\"\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"backgroundcolor: #0a0001; border-radius: 5px;\" data-mce-style=\"backgroundcolor: #0a0001; border-radius: 5px;\"\u003e\n\n\u003ch3 style=\"color: white!important;\"\u003e Pratique et portable \u003c\/h3\u003e\n\n\u003chr\u003e\n\n\u003cdiv class=\"two-columns-section\"\u003e\n\n\u003cdiv class=\"image-side-2\" style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Télescope d'astrophotographie William Optics Fluorostar 91\" data-mcesrc=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/FLT-180-pers-1.webp?v=1717695854\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/William-Optics-Fluorostar-156-A-F156-RP37-1__28723.1596133273.1280.1280.jpg?v=1684339197\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"text-side-2\"\u003e\n\n\u003cp style=\"color: white!important;\"\u003e Le William Optics Fluorostar 120 est conçu pour être portable et polyvalent, ce qui le rend facile à emporter avec vous lors de vos aventures d'astrophotographie. Sa taille compacte et sa conception légère permettent une installation et un transport faciles, tandis que sa construction robuste assure durabilité et stabilité.\u003c\/p\u003e\n\n\u003cul style=\"color: white!important;\"\u003e\n\n\u003cli\u003e Plaque à queue d'aronde pour une fixation sûre aux montures équatoriales\u003c\/li\u003e\n\n\u003cli\u003e Barre de selle polyvalente pour un guidage et une manipulation et une installation faciles \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003ctable class=\"specifications\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Type de lentille\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Objectif principal apochromatique FPL-53\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Distance focale\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 720 mm\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Diamètre\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 120 mm\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Ouverture\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e f\/6\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Couleur\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Espace rouge gris\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Matériau de la lentille\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e 3 éléments, espace aérien, FPL-53\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Focuseur\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Tout nouveau RP Focuser 3\" ajusteur de caméra gradué rotatif à 360°\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Cas\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd\u003e\n\n\u003cp\u003e Étui souple de haute qualité \u003c\/p\u003e\n\n\n\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\u003cli\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Télescope réfracteur William Optics Fluorostar 120\u003c\/li\u003e\n\n\u003cli\u003e Étui souple de haute qualité\u003c\/li\u003e\n\n\u003cli\u003e Manuel d'instructions\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"William Optics","offers":[{"title":"Rouge","offer_id":44967917682973,"sku":"WO-A-F120RD-RP33","price":4965.0,"currency_code":"CAD","in_stock":true},{"title":"Or","offer_id":44967917650205,"sku":"WO-A-F120GD-RP33","price":4965.0,"currency_code":"CAD","in_stock":true},{"title":"Zone grise","offer_id":44967917715741,"sku":"WO-A-F120TG-RP33","price":4965.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/William-Optics-FLT120-1.jpg?v=1722276874"},{"product_id":"william-optics-p-flat-132","title":"William Optics Ultra Flat 132 (0.79x Reducer)","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eReduces focal ratio by a factor of 0.79x\u003c\/li\u003e\n\u003cli\u003eProvides a flat field for Full Frame, APS-C, and M4\/3 sensors\u003c\/li\u003e\n\u003cli\u003e3-element, 3-group optical design\u003c\/li\u003e\n\u003cli\u003eConnects to telescope via M92 thread\u003c\/li\u003e\n\u003cli\u003eConnects to camera train via M54 thread\u003c\/li\u003e\n\u003cli\u003eWeighs 2.42 lbs (1096 g)\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\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\u003eUltra Flat 132 (0.79x Reducer)\u003c\/h2\u003e\n\u003cp\u003eThe Ultra Flat 132 (0.79x Reducer) is the dedicated optical corrector for the William Optics Fluorostar 132, transforming the telescope into a faster, wider astrograph. This corrector provides a 0.79x focal reduction and flattens the image field for sensors up to full-frame format. Its 3-element, 3-group lens design ensures sharp stars across the entire frame, while the robust M92 telescope-side thread and 2.42 lb weight guarantee a rigid, flex-free imaging train.\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\u003e0.79x Reduction: Transform Your FLT132 into an f\/5.45 Astrograph\u003c\/h3\u003e\n\u003cp\u003eBy applying a 0.79x reduction factor, this flattener-reducer converts the FLT132's native f\/6.9 focal ratio to a significantly faster f\/5.45. This speed increase allows you to capture the same amount of signal in nearly half the time, dramatically improving efficiency during short imaging nights. The corresponding wider field of view lets you frame large celestial targets, such as the Andromeda Galaxy (M31) or the Veil Nebula complex, in a single shot.\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\u003e3-Element, 3-Group Design: A Flat Field for Full-Frame Sensors\u003c\/h3\u003e\n\u003cp\u003eEngineered to correct for field curvature, this unit ensures your images have pinpoint stars from the center to the corners of the sensor. The 3-element, 3-group optical formula is optimized to provide a corrected image circle large enough for full-frame cameras, as well as smaller APS-C and M4\/3 formats. This eliminates the frustration of elongated stars at the edge of the field, a critical requirement for producing high-quality astrophotographs.\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\u003eM92 \u0026amp; M54 Threads: 137.5mm of Precisely Corrected Optical Path\u003c\/h3\u003e\n\u003cp\u003eThe Ultra Flat 132 ensures a secure, perfectly aligned connection to your imaging train. It attaches directly to the FLT132 focuser via a male M92 x 1 thread, preventing tilt or sag. The camera side features a standard M54 x 0.75 female thread, providing a solid interface for filter wheels, off-axis guiders, and cameras. For optimal optical correction, the total distance from the reducer's M54 shoulder to the camera sensor must be precisely set, accounting for the unit's 137.5 mm optical 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\u003eNative f\/6.9 vs. Reduced f\/5.45: Choosing the Right Focal Length\u003c\/h3\u003e\n\u003cp\u003eDeciding whether to image with the Ultra Flat 132 reducer depends entirely on your target. While the reducer offers significant advantages in speed and field of view, the native focal length of the telescope retains its own utility.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNative f\/6.9 Imaging:\u003c\/strong\u003e The telescope's native focal length provides higher magnification and resolution. This is ideal for smaller targets like the Whirlpool Galaxy (M51), the Ring Nebula (M57), or planetary details where image scale is more important than field of view.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced f\/5.45 Imaging:\u003c\/strong\u003e The 0.79x reducer provides a wider field and cuts exposure times nearly in half. This is the clear choice for large emission nebulae like the North American Nebula (NGC 7000) or for creating mosaics of the Milky Way's core.\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 back focus is required for the Ultra Flat 132 reducer?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Ultra Flat 132 reducer has a specified \u003cstrong\u003eoptical length of 137.5 mm\u003c\/strong\u003e. This is the total distance required from the reducer's M54 thread shoulder to the camera sensor for optimal field correction. You must account for the optical path length of any filters, adapters, and the camera's own internal back focus to achieve this precise spacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Ultra Flat 132 compatible with telescopes other than the William Optics Fluorostar 132?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. This reducer is optically designed and mechanically threaded specifically for the William Optics Fluorostar 132 telescope. Its \u003cstrong\u003eM92 x 1 telescope thread\u003c\/strong\u003e and corrective optics are matched to that telescope's specific focal length and optical characteristics. Using it on other telescopes will not produce a corrected image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the 0.79x reduction of the Ultra Flat 132 affect my exposure times?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e0.79x\u003c\/strong\u003e reduction makes the telescope optically faster, reducing the required exposure time for a given signal level. An f\/6.9 system becomes f\/5.45, which gathers light approximately 1.6 times faster. This means an 8-minute sub-exposure at the native focal length can be achieved in about 5 minutes with the reducer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Ultra Flat 132 reducer fully illuminate my full-frame camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Ultra Flat 132 is designed to provide a corrected and illuminated image circle that covers \u003cstrong\u003eFull Frame, APS-C, and M4\/3\u003c\/strong\u003e sensors. You can use it with large-format astronomy cameras or full-frame DSLRs\/mirrorless cameras without significant vignetting or distorted stars in the corners.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Ultra Flat 132 reducer help when imaging the Andromeda Galaxy (M31) with an FLT132?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Andromeda Galaxy is a very large target. At the native focal length of the FLT132, you can only capture its bright core. The \u003cstrong\u003e0.79x reducer\u003c\/strong\u003e widens the field of view enough to frame the entire galaxy, including its faint outer arms and companion galaxies M32 and M110, in a single shot with a full-frame sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI'm using an M54 filter wheel with the Ultra Flat 132 reducer. How do I achieve the correct spacing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eM54 x 0.75\u003c\/strong\u003e camera-side thread is your starting point. You need to calculate the total length of your imaging train (filter wheel thickness, camera sensor depth, any off-axis guider) and add M54 spacers as needed to reach the total required \u003cstrong\u003e137.5 mm optical length\u003c\/strong\u003e. Remember to account for the 1\/3 optical path addition for any glass filters in the light path.\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\u003eFlattener Power\u003c\/td\u003e\n\u003ctd\u003e0.79x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Format\u003c\/td\u003e\n\u003ctd\u003eFull Frame, APS-C, M4\/3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Design\u003c\/td\u003e\n\u003ctd\u003e3 Elements in 3 Groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Length\u003c\/td\u003e\n\u003ctd\u003e137.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Thread\u003c\/td\u003e\n\u003ctd\u003eM92 x 1 x 6.5 mm (Male)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Thread\u003c\/td\u003e\n\u003ctd\u003eM54 x 0.75 x 4 mm (Female)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1096 g \/ 2.42 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\"\u003eUltra Flat 132 (0.79x Reducer)\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\u003ca href=\"https:\/\/davidastro.com\/pages\/william-optics-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eWilliam Optics 2-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"William Optics","offers":[{"title":"Default Title","offer_id":52853690695965,"sku":"WO-P-FLAT-132","price":1474.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/WilliamOptics-Ultra-Flat-132-0-79x-Reducer-1_ffef41c7-3bfa-4948-8ce7-5113ff2d4fa0.jpg?v=1788457808"},{"product_id":"william-optics-p-flat-156","title":"William Optics Ultra Flat 156 (0.79x Reducer)","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eReduces focal ratio by a factor of 0.79x\u003c\/li\u003e\n\u003cli\u003eDesigned for Medium Format, Full Frame, and APS-C sensors\u003c\/li\u003e\n\u003cli\u003e3-element, 3-group optical design\u003c\/li\u003e\n\u003cli\u003eRequires 75.5mm of optical length (back focus)\u003c\/li\u003e\n\u003cli\u003eConnects to focusers via an M92 x 1 thread\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\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\u003eUltra Flat 156 (0.79x Reducer)\u003c\/h2\u003e\n\u003cp\u003eThe Ultra Flat 156 reducer shortens your telescope's focal length by a factor of 0.79x, using a 3-element, 3-group optical design to deliver wider fields of view for sensors up to Medium Format. It establishes a precise 75.5mm optical length from its M54 camera-side thread and connects to the focuser via a robust M92 x 1 thread. Weighing 1202 g (2.65 lbs), this reducer is built to support large, modern CMOS and CCD cameras without flexure.\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\u003e0.79x Reduction: Faster Imaging and Wider Fields of View\u003c\/h3\u003e\n\u003cp\u003eThis reducer transforms your telescope's imaging characteristics by reducing its effective focal length. A 0.79x reduction factor not only expands your field of view to capture larger celestial objects but also accelerates your imaging sessions. By concentrating the same amount of light onto a smaller area, it effectively makes your telescope faster, allowing you to gather more signal in less 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\u003e3-Element Design: A Flat Field for Medium Format and Larger Sensors\u003c\/h3\u003e\n\u003cp\u003eEngineered with a 3-element optical formula arranged in 3 distinct groups, the Ultra Flat 156 is designed to deliver a flat, well-corrected image plane across very large sensors. It provides full illumination for Medium Format, Full Frame, APS-C, and M4\/3 camera formats. This ensures that you can utilize the full potential of modern, large-format astronomy cameras, achieving sharp, pinpoint stars from the center to the corners of your frame.\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\u003eMechanical Integration: M92 Threads and 75.5mm Optical Length\u003c\/h3\u003e\n\u003cp\u003eThe Ultra Flat 156 is designed for robust, threaded connections within the imaging train. It features an M92 x 1 male thread for attachment to a compatible focuser and an M54 x 0.75 male thread on the camera side. Achieving critical focus requires a precise optical length of 75.5mm from the reducer's shoulder to the camera sensor. At 2.65 lbs (1202 g), its substantial build demands a high-capacity focuser and careful attention to mount balancing.\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 primary function of the Ultra Flat 156 reducer?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Ultra Flat 156 serves two main purposes: it reduces your telescope's focal length by a factor of \u003cstrong\u003e0.79x\u003c\/strong\u003e, which provides a wider field of view, and it flattens the image plane to ensure sharp stars across large camera sensors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat cameras are compatible with the Ultra Flat 156 reducer?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis reducer is designed to illuminate a wide range of sensor sizes, including \u003cstrong\u003eMedium Format, Full Frame, APS-C, and M4\/3\u003c\/strong\u003e. It connects to the camera or filter wheel via a standard \u003cstrong\u003eM54 x 0.75\u003c\/strong\u003e male thread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I achieve the correct 75.5mm spacing for the Ultra Flat 156?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe required \u003cstrong\u003e75.5mm optical length\u003c\/strong\u003e, or back focus, is measured from the shoulder of the reducer's M54 thread to your camera's sensor. You will need to use a combination of M54 extension rings and adapters to precisely match this distance for your specific camera setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of telescope focuser does the Ultra Flat 156 connect to?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Ultra Flat 156 features an \u003cstrong\u003eM92 x 1\u003c\/strong\u003e male thread on the telescope side. It is designed to thread directly into a focuser drawtube with a matching M92 female thread for a secure, tilt-free connection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI have a full-frame camera like a ZWO ASI6200MM. Will the Ultra Flat 156 fully illuminate its sensor?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Ultra Flat 156 is specified to cover sensors up to \u003cstrong\u003eMedium Format\u003c\/strong\u003e, which is larger than the sensor in a full-frame camera. It will provide a flat, well-corrected, and fully illuminated field for your full-frame camera, ensuring no vignetting or distorted stars at the edges.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eGiven its 2.65 lbs weight, what should I consider when adding the Ultra Flat 156 to my setup?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe significant weight of \u003cstrong\u003e1202 g (2.65 lbs)\u003c\/strong\u003e requires careful consideration. First, ensure your focuser can handle the load without slipping or tilting. Second, you will need to re-balance your telescope on the mount after installing the reducer and camera to prevent tracking errors and strain on the motors.\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\u003eFlattener Power\u003c\/td\u003e\n\u003ctd\u003e0.79 x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Type\u003c\/td\u003e\n\u003ctd\u003e3 Groups 3 Elements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Format Compatibility\u003c\/td\u003e\n\u003ctd\u003eMedium Format, Full Frame, APS-C, M4\/3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Length (Back Focus)\u003c\/td\u003e\n\u003ctd\u003e75.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Side Thread\u003c\/td\u003e\n\u003ctd\u003eM92 x 1 x 6.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Side Thread\u003c\/td\u003e\n\u003ctd\u003eM54 x 0.75 x 4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1202 g \/ 2.65 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\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWarranty information for this product is not available.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"William Optics","offers":[{"title":"Default Title","offer_id":52853690761501,"sku":"WO-P-FLAT-156","price":1474.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/WilliamOptics-Ultra-Flat-156-0-79x-Reducer-1_3261d2a8-0892-45a4-b3d2-bc9c9e63c550.jpg?v=1788457819"}],"url":"https:\/\/davidastro.com\/fr\/collections\/william-optics-fluorostar-flt-apo-refractors.oembed","provider":"David Astro","version":"1.0","type":"link"}