{"title":"Lunettes apochromatiques Sky-Watcher EvoStar","description":"\u003cp\u003eLes lunettes Sky-Watcher EvoStar sont des doublets apochromatiques ED qui conviennent au visuel comme à l'imagerie dans des tubes compacts. La gamme comprend les Evostar 72, 80ED, 100ED, 120ED et 150DX, ainsi que les plus récentes EDX 80 à f\/7.5 et EDX 100 à f\/7.\u003c\/p\u003e\u003cp\u003eDes réducteurs-correcteurs 0.85x dédiés aux 72, 80, 100 et 120, et un réducteur-aplanisseur 0.77x pour la 150DX, en font des instruments d'imagerie à champ plat, et un adaptateur rotatif facilite le cadrage.\u003c\/p\u003e","products":[{"product_id":"sky-watcher-evostar-edx-80-apo-f-7-5-doublet-telescope","title":"Sky-Watcher Evostar EDX 80 APO f\/7.5 Doublet Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e80mm Apochromatic Doublet\u003c\/li\u003e\n\u003cli\u003e600mm Focal Length (f\/7.5)\u003c\/li\u003e\n\u003cli\u003eFPL-53 Extra-Low Dispersion Glass\u003c\/li\u003e\n\u003cli\u003e2.8\" Dual-Speed (11:1) Crayford Focuser\u003c\/li\u003e\n\u003cli\u003e7.3 pound Optical Tube Weight\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\u003eSky-Watcher Evostar EDX 80 APO Doublet Refractor\u003c\/h2\u003e\n\u003cp\u003eThe Sky-Watcher Evostar EDX 80 APO Doublet delivers high-contrast, color-pure images by pairing an 80mm objective with premium FPL-53 ED glass in a 600mm (f\/7.5) optical system. This air-spaced doublet design achieves diffraction-limited (1\/4 wave) performance, all within a lightweight 7.3-pound optical tube assembly ready for both imaging and visual use. The robust 2.8-inch dual-speed Crayford focuser provides the precise 11:1 fine-focus control necessary for critical sharpness at its maximum useful magnification of 157x.\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\u003eFPL-53 Glass in a 600mm f\/7.5 Doublet Design\u003c\/h3\u003e\n\u003cp\u003eThe Evostar EDX 80 uses a matched air-spaced doublet lens system featuring one FPL-53 element to achieve its apochromatic rating. This design virtually eliminates chromatic aberration, rendering planetary details and stellar targets with sharp, high-contrast views against a dark sky background. The doublet configuration keeps the optical tube weight down to just 7.3 pounds, allowing for stable performance on lighter, more portable equatorial mounts.\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\u003eImaging-Ready with a 2.8\" Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eDesigned for astrophotography, the Evostar EDX 80 incorporates a heavy-duty 2.8-inch Crayford focuser with an 11:1 dual-speed mechanism for precise focus adjustments. A camera angle adjuster is included, allowing for easy image framing without disturbing focus.\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\u003e24% More Light Than a 72ED\u003c\/h3\u003e\n\u003cp\u003eThe 80mm aperture of the Evostar EDX 80 gathers 24% more light than a 72mm refractor. This increase in light-gathering ability directly translates to brighter images and the ability to resolve fainter details. This advantage is noticeable when observing faint galaxies or resolving the Cassini Division in Saturn's rings at the Dawes limit of 1.45 arcseconds.\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\u003eField-Ready at 7.3 Pounds\u003c\/h3\u003e\n\u003cp\u003eThe Evostar EDX 80 is built for portability without compromising stability. The aluminum optical tube weighs only 7.3 pounds and comes with essential mounting hardware, including tube rings and an 8-inch V-style dovetail. The entire package is protected during transport and storage by a foam-lined aluminum case, making it an ideal instrument for grab-and-go observing sessions or traveling to dark-sky sites.\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 kind of mount is best for the Evostar EDX 80?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith an optical tube weight of just 7.3 pounds, the Sky-Watcher Evostar EDX 80 is well-suited for a wide range of portable equatorial mounts. For visual use, a mount with a 15-20 pound capacity is sufficient. For astrophotography, a mount like the Sky-Watcher HEQ5-R or a similar class with a 30-pound payload capacity is recommended to ensure stable, precise tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Evostar EDX 80 good for viewing Jupiter and Saturn?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the apochromatic FPL-53 optics make the Evostar EDX 80 an excellent instrument for planetary observing. Its 600mm focal length and diffraction-limited quality will provide sharp, high-contrast views of Jupiter's cloud bands, the Great Red Spot, and the Cassini Division in Saturn's rings. For best results, pair it with a high-quality eyepiece to reach magnifications between 120x and its maximum of 157x.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat else do I need to start astrophotography with the Evostar EDX 80?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Evostar EDX 80 OTA comes ready to attach to a mount. To begin imaging, you will need a stable equatorial mount, a dedicated astronomy camera or DSLR\/mirrorless camera with the appropriate T-ring, and a guiding system (guidescope and guide camera) for long exposures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Evostar EDX 80 a good choice for imaging the Orion Nebula (M42)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. At its native 600mm focal length, the Evostar EDX 80 perfectly frames the core of the Orion Nebula (M42), including the Trapezium cluster.\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\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e810098970822\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eApochromatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Aperture\u003c\/td\u003e\n\u003ctd\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e600mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Design\u003c\/td\u003e\n\u003ctd\u003eAir-Spaced ED Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eED Glass\u003c\/td\u003e\n\u003ctd\u003eFPL-53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Coating\u003c\/td\u003e\n\u003ctd\u003eFully Multi-Coated (MHTC™)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Quality\u003c\/td\u003e\n\u003ctd\u003eDiffraction Limited (1\/4 wave)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollimatable Cell\u003c\/td\u003e\n\u003ctd\u003eNo (Self-Aligning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eObservational Info\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Magnification\u003c\/td\u003e\n\u003ctd\u003e11x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Magnification\u003c\/td\u003e\n\u003ctd\u003e157x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Magnitude\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDawes Limit\u003c\/td\u003e\n\u003ctd\u003e1.45 arcseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRayleigh Limit\u003c\/td\u003e\n\u003ctd\u003e1.75 arcseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering (vs. 72ED)\u003c\/td\u003e\n\u003ctd\u003e24% more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003eVisual \/ Imaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMechanical Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2.8\" Dual-Speed (11:1) Crayford\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Angle Adjuster\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Material\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e7.3 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length (Dew Shield Retracted)\u003c\/td\u003e\n\u003ctd\u003e18.7\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length (Dew Shield Extended)\u003c\/td\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDew Shield Diameter\u003c\/td\u003e\n\u003ctd\u003e4.84\" (123mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eMounting Rings \u0026amp; 8\" V-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eShipping Information\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e19.5 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e29.25\" x 15\" x 12\"\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\"\u003eEvostar 80EDX APO Refractor 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\"\u003e2.8\" Dual-Speed (11:1) Crayford 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\"\u003eCamera Angle Adjuster\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\"\u003eThread-on Dew Shield\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 set\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\" V-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\"\u003e1.25\" to 2\" Adapter\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\"\u003eFocuser Adapter 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\"\u003eSpacer\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\"\u003eFoam-Lined Aluminum Case\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\"\u003eManual\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\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/sky-watcher-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSky-Watcher 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sky-Watcher","offers":[{"title":"Default Title","offer_id":51132899918109,"sku":"SW-S11135","price":1040.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Evostar-80-EDX-Telescope-1.jpg?v=1775839455"},{"product_id":"sky-watcher-evostar-edx-100-apo-f-7-doublet-telescope","title":"Sky-Watcher Evostar EDX 100 APO f\/7 Doublet Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e100mm Aperture Apochromatic Doublet Refractor\u003c\/li\u003e\n\u003cli\u003eFPL-53 Extra-Low Dispersion Glass\u003c\/li\u003e\n\u003cli\u003e700mm Focal Length at f\/7\u003c\/li\u003e\n\u003cli\u003eLightweight 8.4-pound Optical Tube Assembly\u003c\/li\u003e\n\u003cli\u003e2.8-inch Dual-Speed (11:1) Crayford Focuser\u003c\/li\u003e\n\u003cli\u003eIncludes Mounting Rings, V-Style Dovetail, 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\u003eSky-Watcher Evostar EDX 100 APO Doublet\u003c\/h2\u003e\n\u003cp\u003eThe Sky-Watcher Evostar EDX 100 APO Doublet refractor delivers high-contrast, color-pure images by pairing a 100mm objective with premium FPL-53 ED glass. Its native 700mm focal length (f\/7) is ideal for detailed views of planets and deep-sky objects, while the entire optical tube assembly weighs just 8.4 pounds, making it compatible with a wide range of portable mounts. With diffraction-limited optics rated at 1\/4 wave, this telescope provides sharp, high-fidelity views for both demanding visual observers and astrophotographers.\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 FPL-53 ED Doublet Optics\u003c\/h3\u003e\n\u003cp\u003eAt the core of the Evostar EDX 100 is an air-spaced doublet objective lens featuring one element of FPL-53 extra-low dispersion glass. This apochromatic design virtually eliminates chromatic aberration, resulting in tack-sharp stars with no distracting purple fringing. The fully multi-coated lenses, combined with internal baffles, produce a high-contrast image against a jet-black sky, revealing subtle details in nebulae and galaxies.\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\u003eImaging-Ready 2.8-inch Focuser\u003c\/h3\u003e\n\u003cp\u003eDesigned for astrophotography, the Evostar EDX 100 is equipped with a robust 2.8-inch dual-speed Crayford focuser. The 11:1 fine-focus knob allows for precise adjustments critical for achieving sharp focus with high-resolution cameras. A built-in camera angle adjuster lets you frame your target perfectly without loosening the focuser, and a brass compression ring securely holds your accessories without marring the barrel.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Field Flattener:\u003c\/strong\u003e For imaging, the matched Esprit 70EDX \/ Evostar 100EDX Flattener (S20216) is a 1.0x flattener: it keeps the native 700mm focal length and f\/7 focal ratio and provides a 44mm image circle for full-frame sensors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread-On Connectivity:\u003c\/strong\u003e The focuser and thread-on dew shield ensure a rigid and secure imaging train, preventing flexure and off-axis tilt during long exposures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLightweight 8.4-pound Design\u003c\/h3\u003e\n\u003cp\u003eBy using a doublet lens assembly instead of a heavier triplet, the Evostar EDX 100 achieves its apochromatic correction in an optical tube weighing only 8.4 pounds. This reduced weight makes the telescope an excellent match for lighter, more affordable equatorial mounts without sacrificing stability or tracking accuracy. This design choice puts premium optical performance within reach, allowing you to build a capable imaging rig on a practical budget.\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\u003eEvostar 100EDX vs. 80EDX: 56% More Light\u003c\/h3\u003e\n\u003cp\u003eCompared to its smaller sibling, the Evostar 100EDX offers a significant step up in capability. The 100mm aperture gathers 56% more light than the 80mm model. This directly translates to brighter images, shorter exposure times for deep-sky objects, and the ability to resolve finer detail, with a Dawes' limit of 1.16 arcseconds. For imagers capturing faint nebulae or observers seeking to resolve globular clusters, this increase in light grasp is a critical advantage.\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 Sky-Watcher Evostar EDX 100's doublet design?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary advantage is its excellent performance-to-weight ratio. By using a high-end FPL-53 ED glass element in an air-spaced doublet, the Evostar EDX 100 achieves apochromatic color correction in a lightweight 8.4-pound package. This makes it easy to handle and allows it to be used on smaller, more affordable equatorial mounts compared to heavier triplet refractors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the Evostar EDX 100 perform on deep-sky targets like the Orion Nebula (M42)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Evostar EDX 100 is an excellent instrument for targets like the Orion Nebula (M42). Its 100mm aperture gathers 56% more light than an 80mm refractor, revealing fainter outer structures. The high-contrast, color-pure optics will clearly resolve the four main stars of the Trapezium at the nebula's core and show intricate detail in the surrounding gas clouds, especially when paired with the optional Esprit 70EDX \/ Evostar 100EDX Flattener (S20216) for astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Evostar EDX 100 a good choice for planetary viewing on a mount like the HEQ5-R?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. The 8.4-pound weight of the Evostar EDX 100 is well below the imaging payload capacity of a Sky-Watcher HEQ5-R mount, ensuring a very stable platform. The telescope's 700mm focal length and color-free optics are ideal for resolving details like Jupiter's cloud bands and Great Red Spot, or the Cassini Division in Saturn's rings at its maximum useful magnification of 197x.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need the optional flattener for the Evostar EDX 100?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor visual observing, a flattener is not necessary. For astrophotography with modern sensors (especially APS-C or full-frame), the optional \u003cstrong\u003eEsprit 70EDX \/ Evostar 100EDX Flattener (S20216)\u003c\/strong\u003e is highly recommended. It corrects for field curvature inherent in refractors, ensuring sharp, point-like stars across the entire frame.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the Sky-Watcher Evostar EDX 100?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThanks to its low 8.4-pound weight, the Evostar EDX 100 is very versatile. For visual use, a medium-duty alt-azimuth mount will suffice. For long-exposure astrophotography, an equatorial mount with a payload capacity of 20 pounds or more, such as the Sky-Watcher HEQ5-R or a similar class mount, will provide excellent stability and tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy choose this doublet over a triplet apochromatic refractor?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile premium triplets can offer a slight edge in color correction, the Evostar EDX 100's FPL-53 doublet provides outstanding apochromatic performance at a significantly lower weight and cost. For many observers and imagers, the trade-off is compelling: you get nearly all the performance of a triplet in a more portable and affordable package.\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\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e810098970839\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eApochromatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Aperture\u003c\/td\u003e\n\u003ctd\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e700mm\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\u003eLens Design\u003c\/td\u003e\n\u003ctd\u003eAir-Spaced ED Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eED Glass\u003c\/td\u003e\n\u003ctd\u003eFPL-53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Quality\u003c\/td\u003e\n\u003ctd\u003eDiffraction limited (1\/4 wave)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Coating\u003c\/td\u003e\n\u003ctd\u003eFully multi-coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollimatable Cell\u003c\/td\u003e\n\u003ctd\u003eNo (Self Aligning Cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptional Field Flattener\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector Name\u003c\/td\u003e\n\u003ctd\u003eEsprit 70EDX \/ Evostar 100EDX Flattener\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eS20216\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReduction\u003c\/td\u003e\n\u003ctd\u003e1.0x (flattener, no reduction)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrected Focal Length\u003c\/td\u003e\n\u003ctd\u003e700mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrected Focal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Circle\u003c\/td\u003e\n\u003ctd\u003e44mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack Focus\u003c\/td\u003e\n\u003ctd\u003e55mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003eM56x1 female \/ M48 male thread-on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMechanical Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2.8\" Dual-Speed (11:1) Crayford\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Angle Adjuster\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDew Shield\u003c\/td\u003e\n\u003ctd\u003eRemovable (thread-on)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Material\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e29.13\" \/ 25.2\" (Dew Shield Extended\/Retracted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e8.4 lbs (with accessories)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eMounting Rings \u0026amp; 8\" V-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eObservational Info\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e56% more than 80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Magnitude\u003c\/td\u003e\n\u003ctd\u003e12.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDawes Limit\u003c\/td\u003e\n\u003ctd\u003e1.16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRayleigh Limit\u003c\/td\u003e\n\u003ctd\u003e1.4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Magnification\u003c\/td\u003e\n\u003ctd\u003e197x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Magnification\u003c\/td\u003e\n\u003ctd\u003e14x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eShipping Information\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Case\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e21 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e33\" x 16\" x 16\"\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\"\u003eEvostar EDX 100 APO 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\"\u003eFoam-Lined Aluminum 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\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2.8-inch Dual-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\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMounting Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\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-inch V-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\"\u003eThread-On Dew Shield\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\"\u003eCamera Angle Adjuster\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-inch to 1.25-inch Adapter\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\"\u003eFocuser Adapter 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\"\u003eSpacer\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\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/sky-watcher-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSky-Watcher 2-Year Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sky-Watcher","offers":[{"title":"Default Title","offer_id":51132991111453,"sku":"SW-S11145","price":1240.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Evostar-80-EDX-Telescope-1_f8f234c0-7dde-45b6-b28c-1fe01dfb4ba5.jpg?v=1775839524"}],"url":"https:\/\/davidastro.com\/fr-int\/collections\/sky-watcher-evostar-apo-refractors.oembed","provider":"David Astro","version":"1.0","type":"link"}