{"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 Objective Lens Diameter\u003c\/li\u003e\n\u003cli\u003e600mm Focal Length (f\/7.5)\u003c\/li\u003e\n\u003cli\u003eDoublet APO (Ohara FPL-53 ED Glass)\u003c\/li\u003e\n\u003cli\u003eUpgraded 2.8\" Dual-Speed Crayford Focuser\u003c\/li\u003e\n\u003cli\u003eRetractable Dew Shield\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 represents the next generation of the legendary 80ED, blending proven apochromatic performance with significant mechanical refinements. While maintaining the high-contrast optics that made its predecessor a staple in the astronomy community, the EDX series introduces a modern, imaging-friendly design that eliminates the traditional bottlenecks of entry-level refractors.\u003c\/p\u003e\n\u003cp\u003eFeaturing a premium Ohara FPL-53 ED element, the EDX 80 delivers exceptional color correction and pinpoint stars. Whether you are capturing deep-sky nebulosity or observing the subtle banding on Jupiter, this telescope provides the high-fidelity performance expected from a professional-grade apochromat in a portable, 80mm format.\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\u003ePremium FPL-53 Glass and MHTC Coatings\u003c\/h3\u003e\n\u003cp\u003eThe heart of the Evostar EDX 80 is its doublet objective lens, which utilizes an extra-low dispersion (ED) element made from Japanese Ohara FPL-53 glass. This high-index fluoride glass is widely regarded as the gold standard for doublet refractors, virtually eliminating chromatic aberration (false color) on bright objects. Combined with Sky-Watcher’s proprietary Metallic High-Transmission Coatings (MHTC), light throughput approaches an impressive 99.5%.\u003c\/p\u003e\n\u003cp\u003eThe result is a \"textbook\" diffraction pattern: sharp, high-contrast images with a jet-black sky background. This optical integrity makes the EDX 80 a versatile tool, performing as a wide-field astrograph for photography or a high-power spotting scope for planetary 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\u003eMechanical Upgrades for the Modern Observer\u003c\/h3\u003e\n\u003cp\u003eThe most significant evolution in the EDX series is the overhauled mechanical suite. Replacing the standard 2-inch focuser found on older models, the EDX 80 features a robust 2.8-inch dual-speed Crayford focuser. This larger drawtube reduces vignetting for larger camera sensors and provides a more stable platform for heavy imaging trains.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Rotator:\u003c\/strong\u003e The focuser includes a built-in 360° camera rotator, allowing for effortless framing of targets without having to loosen the entire imaging assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetractable Dew Shield:\u003c\/strong\u003e For improved portability, the EDX 80 now features a sliding dew shield, significantly reducing the OTA’s storage length while providing excellent stray light protection and dew prevention in the field.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUtility Top Rail:\u003c\/strong\u003e The tube rings are joined by a top-mounted rail that serves as a convenient carrying handle and provides additional mounting space for guidescopes, Pegasus power boxes, or other accessories.\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\u003eCompact Performance for Travel and Home\u003c\/h3\u003e\n\u003cp\u003eAt just 4kg (8.8 lbs) and featuring a new retractable design, the EDX 80 is the ultimate \"grab-and-go\" apochromat. Its 600mm focal length hits the sweet spot for many iconic deep-sky targets like the Pleiades or the North American Nebula.\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\"\u003eHow does the EDX 80 differ from the older 80ED DS-Pro?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary differences are mechanical. The EDX 80 features a larger 2.8\" focuser (compared to 2\"), an integrated 360° camera rotator, a retractable dew shield for better portability, and a top rail\/handle. Optically, both use the high-quality FPL-53 doublet design, but the EDX offers a much more streamlined experience for modern astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this telescope suitable for full-frame cameras?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe new 2.8\" focuser provides a larger clear aperture than older 2\" models, reducing vignetting. However, to achieve a perfectly flat field for full-frame sensors, we highly recommend using the dedicated Sky-Watcher 0.85x Reducer\/Flattener designed specifically for this optical system.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the EDX 80 for visual observation?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. While many users buy this for photography, the FPL-53 glass provides stunning visual views. Its 80mm aperture and f\/7.5 ratio are excellent for the Moon, planets, and bright double stars. It is compatible with all standard 1.25\" and 2\" diagonals and eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat mount do you recommend for this telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eBecause of its light weight, the EDX 80 can be used on a wide variety of mounts. For visual use, a simple alt-azimuth mount like the AZ-GTi is perfect. For astrophotography, a mount in the HEQ5 or EQ6 class will provide the rock-solid stability needed for long-exposure 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\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eApochromatic Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e600 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eF\/Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eED Glass Element\u003c\/td\u003e\n\u003ctd\u003eOhara FPL-53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eMHTC (Metallic High-Transmission)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2.8\" Dual-Speed Crayford (11:1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDew Shield\u003c\/td\u003e\n\u003ctd\u003eRetractable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e4.0 kg (8.8 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e475mm (Retracted) \/ 557mm (Extended)\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=\"Sky-Watcher Evostar EDX 80 OTA\" src=\"URL_TO_IMAGE\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eEvostar EDX 80 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=\"Aluminum Carry Case\" src=\"URL_TO_IMAGE\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAluminum 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\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Tube Rings and Dovetail\" src=\"URL_TO_IMAGE\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTube Rings \u0026amp; V-style Dovetail\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=\"#\" 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\u003ca href=\"#\" 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","url":"https:\/\/davidastro.com\/fr\/products\/sky-watcher-evostar-edx-80-apo-f-7-5-doublet-telescope","provider":"David Astro","version":"1.0","type":"link"}