{"product_id":"omegon-pro-apo-130-650-quintuplet-astrograph","title":"Omegon Apochromatic Refractor Pro APO 130\/650 ED3Q OTA","description":"\u003cdiv class=\"dcs-product-description\"\u003e\n\n\u003ch2\u003eOmegon Pro APO 130\/650 Quintuplet – Full-Frame f\/5 Astrograph\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eOmegon Pro APO 130\/650 Quintuplet\u003c\/strong\u003e is a high-performance \u003cstrong\u003e130mm f\/5 apochromatic astrograph\u003c\/strong\u003e designed for serious deep-sky astrophotography with modern large-format cameras. Its five-element optical system incorporates \u003cstrong\u003ethree ED glass elements\u003c\/strong\u003e and an integrated field correction system to deliver a flat, highly corrected imaging field across sensor diagonals of up to \u003cstrong\u003e55mm\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eWith a fast \u003cstrong\u003e650mm focal length and f\/5 focal ratio\u003c\/strong\u003e, the Omegon 130\/650 combines excellent light-gathering ability with relatively short exposure times, making it particularly well suited to nebulae, galaxies, star fields and large deep-sky mosaics.\u003c\/p\u003e\n\n\u003cdiv style=\"text-align:center;margin:28px 0;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/Omegon-Apochromatic-refractor-Pro-APO-130-650-ED3Q-OTA_5.jpg?v=1787642186\" alt=\"Omegon Pro APO 130\/650 ED3Q quintuplet astrophotography refractor\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eDesigned for Full-Frame and Large-Sensor Astrophotography\u003c\/h2\u003e\n\n\u003cp\u003eLarge imaging sensors place enormous demands on telescope optics. A telescope can produce excellent stars in the centre of the frame yet suffer from field curvature, chromatic aberration or distorted stars towards the corners.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eOmegon Pro APO 130\/650 ED3Q\u003c\/strong\u003e has been engineered specifically to overcome this problem. Its quintuplet optical system provides a \u003cstrong\u003efully corrected 55mm image diagonal\u003c\/strong\u003e, comfortably covering a full-frame sensor while providing additional room for larger imaging formats.\u003c\/p\u003e\n\n\u003cp\u003eThe result is a large usable field with sharp stellar profiles extending towards the edges of the image – ideal for demanding deep-sky imaging projects where optical performance across the entire sensor matters.\u003c\/p\u003e\n\n\u003ch2\u003eFive-Element Optics with Three ED Elements\u003c\/h2\u003e\n\n\u003cp\u003eAt the heart of the telescope is an advanced \u003cstrong\u003efive-element apochromatic optical system\u003c\/strong\u003e. Three elements use ED glass to minimise chromatic aberration and help maintain accurate colour reproduction around bright stars.\u003c\/p\u003e\n\n\u003cp\u003eThe quintuplet configuration also provides integrated field correction, reducing the need for a separate external field flattener and creating a cleaner, more streamlined imaging train.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e130mm aperture\u003c\/strong\u003e for excellent deep-sky light gathering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e650mm focal length\u003c\/strong\u003e for versatile wide-field imaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast f\/5 focal ratio\u003c\/strong\u003e for efficient image acquisition\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFive-element quintuplet design\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree ED glass elements\u003c\/strong\u003e for excellent colour correction\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e55mm fully corrected image field\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated field correction\u003c\/strong\u003e – no separate corrector required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align:center;margin:30px 0;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/Omegon-Apochromatic-refractor-Pro-APO-130-650-ED3Q-OTA_6.jpg?v=1787642185\" alt=\"Omegon 130 650 quintuplet APO telescope optical tube\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eFast f\/5 Performance for Deep-Sky Imaging\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003ef\/5 focal ratio\u003c\/strong\u003e makes the Omegon Pro APO 130\/650 particularly attractive for astrophotographers who want to gather deep-sky data efficiently. Compared with slower optical systems, the fast astrograph design helps achieve strong signal in shorter total exposure times.\u003c\/p\u003e\n\n\u003cp\u003eIts combination of 130mm aperture and 650mm focal length provides a versatile field of view suitable for many popular imaging targets, from expansive emission nebulae and star-forming regions to galaxies, clusters and detailed deep-sky mosaics.\u003c\/p\u003e\n\n\u003ch2\u003eIntegrated Camera Rotation and Tilt Adjustment\u003c\/h2\u003e\n\n\u003cp\u003eBuilding a high-performance imaging system requires more than excellent optics. Camera orientation and sensor alignment can have a significant effect on the finished image.\u003c\/p\u003e\n\n\u003cp\u003eThe Omegon 130\/650 therefore includes \u003cstrong\u003eintegrated rotation and tilt adjustment\u003c\/strong\u003e. Camera rotation makes framing your target easier without disturbing the mount, while the tilt mechanism provides additional adjustment when fine-tuning sensor alignment.\u003c\/p\u003e\n\n\u003cp\u003eThis is especially useful with large, high-resolution sensors where even small amounts of tilt can become visible towards the edges of the frame.\u003c\/p\u003e\n\n\u003cdiv style=\"text-align:center;margin:30px 0;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/Omegon-Apochromatic-refractor-Pro-APO-130-650-ED3Q-OTA_9.jpg?v=1787642185\" alt=\"Omegon Pro APO 130 650 ED3Q astrophotography telescope focuser and imaging connections\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eHeavy-Duty 3.7-Inch Rack-and-Pinion Focuser\u003c\/h2\u003e\n\n\u003cp\u003eModern astrophotography systems can become heavy once a cooled astronomy camera, filter wheel, off-axis guider and adapters are installed. The Omegon Pro APO 130\/650 uses a substantial \u003cstrong\u003e3.7-inch rack-and-pinion focuser\u003c\/strong\u003e designed to support imaging payloads of up to \u003cstrong\u003e5kg\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eA \u003cstrong\u003e1:10 fine-focus reduction\u003c\/strong\u003e provides the precision needed to achieve critical focus, while the focuser offers a 42mm adjustment range and 67mm clear aperture.\u003c\/p\u003e\n\n\u003cp\u003eThe camera side provides a choice of threaded connections, including \u003cstrong\u003eM48, M54 and M68\u003c\/strong\u003e, allowing the telescope to be incorporated into a wide variety of astrophotography configurations.\u003c\/p\u003e\n\n\u003ch2\u003eBuilt for Modern Imaging Rigs\u003c\/h2\u003e\n\n\u003cp\u003eThe telescope includes a robust mechanical mounting system with tube rings, a \u003cstrong\u003eLosmandy-style dovetail plate\u003c\/strong\u003e and a carrying handle. The handle incorporates an \u003cstrong\u003eArca-Swiss compatible rail\u003c\/strong\u003e, providing a convenient mounting position for compatible accessories.\u003c\/p\u003e\n\n\u003cp\u003eA Vixen\/Sky-Watcher style finder base is also provided, giving additional flexibility for guidescopes, finder systems and other accessories.\u003c\/p\u003e\n\n\u003cdiv style=\"text-align:center;margin:30px 0;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/Omegon-Apochromatic-refractor-Pro-APO-130-650-ED3Q-OTA_3.jpg?v=1787642185\" alt=\"Omegon Pro APO 130mm astrophotography refractor tube rings dovetail and carrying handle\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eInterferometrically Tested Optics\u003c\/h2\u003e\n\n\u003cp\u003eOptical quality is particularly important with a large, fast astrograph. Each instrument is \u003cstrong\u003einterferometrically tested\u003c\/strong\u003e as part of the quality-control process, helping ensure the telescope is capable of delivering the performance expected from its advanced optical design.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is the Omegon Pro APO 130\/650 For?\u003c\/h2\u003e\n\n\u003cp\u003eThis is primarily an \u003cstrong\u003eastrophotography telescope\u003c\/strong\u003e rather than a general-purpose beginner's refractor. It is particularly well suited to experienced imagers and observatory installations using demanding camera systems.\u003c\/p\u003e\n\n\u003cp\u003eIt is an excellent choice for astrophotographers looking for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eA fast \u003cstrong\u003e130mm APO astrograph\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eExcellent compatibility with \u003cstrong\u003efull-frame astronomy cameras\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eA corrected field substantially larger than standard full frame\u003c\/li\u003e\n\u003cli\u003eIntegrated field correction without a separate flattener\u003c\/li\u003e\n\u003cli\u003eED optics with excellent chromatic correction\u003c\/li\u003e\n\u003cli\u003eCamera rotation and tilt adjustment\u003c\/li\u003e\n\u003cli\u003eA substantial focuser capable of carrying heavy imaging equipment\u003c\/li\u003e\n\u003cli\u003eA premium platform for nebula and galaxy astrophotography\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align:center;margin:30px 0;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/Omegon-Apochromatic-refractor-Pro-APO-130-650-ED3Q-OTA_13.jpg?v=1787642185\" alt=\"Omegon Pro APO AP 130 650 quintuplet full frame deep sky astrograph\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eOmegon Pro APO 130\/650 Specifications\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTelescope type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPO refractor \/ astrograph\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAperture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e650mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical design\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQuintuplet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eED elements\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFully corrected field\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical coating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFMC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocuser\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.7-inch rack and pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFine focus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1:10 reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocuser adjustment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e42mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocuser load capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFree aperture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e67mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCamera connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM48, M54 and M68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBack focus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e65mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCamera rotation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTilt adjustment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTube material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTube length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e785mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDew shield diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e186mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOTA weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting rail\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLosmandy style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat's Included?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eOmegon Pro APO AP 130\/650 Quintuplet optical tube assembly\u003c\/li\u003e\n\u003cli\u003eTwo tube clamps\u003c\/li\u003e\n\u003cli\u003eLosmandy-style mounting plate\u003c\/li\u003e\n\u003cli\u003eCarrying handle with accessory mounting provision\u003c\/li\u003e\n\u003cli\u003eIntegrated corrector\u003c\/li\u003e\n\u003cli\u003eDew shield\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align:center;margin:30px 0;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/Omegon-Apochromatic-refractor-Pro-APO-130-650-ED3Q-OTA_4.jpg?v=1787642186\" alt=\"Omegon Pro APO 130 650 ED3Q OTA astrophotography telescope UK\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eA Serious 130mm Astrograph for Demanding Imaging\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eOmegon Pro APO 130\/650 Quintuplet\u003c\/strong\u003e brings together a fast f\/5 optical system, three ED elements, a large \u003cstrong\u003e55mm corrected image circle\u003c\/strong\u003e, integrated field correction and a heavy-duty imaging focuser in a telescope designed from the outset for astrophotography.\u003c\/p\u003e\n\n\u003cp\u003eFor imagers moving to full-frame cameras or building a permanent deep-sky imaging system, it provides the optical and mechanical features required for a sophisticated modern astrophotography rig.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAvailable from Dark Clear Skies – UK astronomy equipment specialists.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003c\/div\u003e\n","brand":"Omegon","offers":[{"title":"Default Title","offer_id":55639408968056,"sku":"86135","price":4020.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/Omegon-Apochromatic-refractor-Pro-APO-130-650-ED3Q-OTA_6.jpg?v=1787642185","url":"https:\/\/www.darkclearskies.co.uk\/products\/omegon-pro-apo-130-650-quintuplet-astrograph","provider":"Dark Clear Skies ","version":"1.0","type":"link"}