{"product_id":"orion-optics-uk-ag20-ag-wynne-corrector-3-0-95","title":"Orion Optics UK Wynne Corrector 3″ for AG Series Astrographs","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eCorrects coma in fast parabolic (Newtonian) mirrors\u003c\/li\u003e\n\u003cli\u003eDelivers a wide, flat, and apochromatic (false-color-free) focal plane\u003c\/li\u003e\n\u003cli\u003eAdvanced optical design incorporates four elements with special glass types\u003c\/li\u003e\n\u003cli\u003eEngineered for Orion Optics UK AG astrographs and other Newtonian systems\u003c\/li\u003e\n\u003cli\u003eProvides pinpoint stars across a large imaging field\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\u003eWynne Corrector 3″ for AG Series Astrographs\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK 3-inch Wynne Corrector is engineered to eliminate coma in fast Newtonian astrographs, transforming the native curved focal plane of a parabolic mirror into a wide, flat, and exceptionally well-corrected field for large-format imaging sensors. Its advanced optical formula, comprising four lenses made from special rare earth glass types, delivers sharp, apochromatic stars from edge to edge. This corrector is the key to unlocking the full imaging potential of high-accuracy parabolic mirrors, ensuring that the final image is limited only by the primary optic and the seeing conditions, not the corrector.\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\u003eAdvanced Wynne Corrector: A Wide, Flat, Apochromatic Field\u003c\/h3\u003e\n\u003cp\u003eThis corrector's primary function is to create a professional-grade imaging platform from a fast Newtonian optical system. The design was computer-optimized to produce a very wide, flat, and false-color-free focal plane, enabling the use of cameras with large sensors without compromise. By employing special glass types, the optical system maintains high light throughput and neutral color balance while correcting for the severe off-axis coma inherent in fast paraboloids.\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\u003eBeyond Standard Correction: An Advanced Design for Demanding Imagers\u003c\/h3\u003e\n\u003cp\u003eWhile many correctors use a standard three-element design, Orion Optics UK found that a fourth lens was necessary to achieve the highest level of correction demanded by their precision-figured mirrors. This additional cemented doublet enhances the optical performance, ensuring that even the most subtle details are not degraded by residual aberrations. The result is a corrector designed to be a world leader, providing images so clean that even expert astrophotographers are unable to find fault.\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 makes the Orion Optics UK 3\" Wynne Corrector different from other correctors?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis corrector uses an advanced four-element optical design, which includes a cemented doublet and special rare earth glass. This goes beyond more common three-element designs to provide a higher level of correction, resulting in a wider, flatter, and false-color-free field suitable for the most accurate primary mirrors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use this Wynne Corrector on a telescope other than an Orion Optics UK AG?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. While it is the standard corrector for all Orion Optics UK AG models, it was designed for versatility. It performs exceptionally well on a wide range of other manufacturers' telescopes, mirror sizes, and focal ratios. For custom systems, Orion Optics UK can provide specific spot diagrams to confirm its performance with your mirror.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of imaging results can I expect with this Wynne Corrector on my AG12 astrograph?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eOn an AG12 or similar fast Newtonian, you can expect pinpoint stars across the entire imaging circle. The corrector is designed to eliminate off-axis coma, allowing you to take full advantage of large-format sensors without having to crop away distorted stars at the edges of the frame.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes this corrector introduce false color (chromatic aberration)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the corrector is engineered to be apochromatic. The choice of four special glass elements, including rare earth types, ensures that the focal plane is free of false color, preserving the natural hues of stars and celestial objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does this Wynne Corrector help when imaging large targets like the Andromeda Galaxy (M31) with a fast Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor expansive targets like the Andromeda Galaxy (M31) or the North American Nebula (NGC 7000), a wide, flat field is critical. This corrector ensures that stars remain tight and round from the galaxy's bright core all the way to the faint, outer spiral arms, allowing you to capture the entire object in a single, perfectly corrected frame.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this corrector suitable for the most demanding imaging applications?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. It was designed and field-tested to be a world leader in imaging performance. It is intended for serious astrophotographers who use very accurate mirrors and cannot tolerate any degradation in image quality from their optical train.\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\u003eCorrector Type\u003c\/td\u003e\n\u003ctd\u003e4-Element Wynne Coma Corrector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Telescopes\u003c\/td\u003e\n\u003ctd\u003eOrion Optics UK AG Series and other fast Newtonian\/parabolic astrographs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eTwo single lenses and one cemented doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlass Types\u003c\/td\u003e\n\u003ctd\u003eSpecialty and rare earth glasses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThis product is an optical accessory. The contents of the box are not specified by the manufacturer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942364803357,"sku":"OOUK-AG20-AG-WYNNE-CORRECTOR-3","price":1893.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/OrionOpticsUK-Wynne-Corrector-3-used-on-AG-series-1_6be2d89e-e76e-4a97-8a7d-7c421d9ba3d8.jpg?v=1789606879","url":"https:\/\/davidastro.com\/products\/orion-optics-uk-ag20-ag-wynne-corrector-3-0-95","provider":"David Astro","version":"1.0","type":"link"}