WebThis includes most larger (100mm+) refractors and all RC and ACF telescopes. The "S" version is for telescopes with focal lengths from 300-500mm, including most 60-80mm apo refractors. Backfocus. The … WebDec 7, 2016 · This superb 0.5x focal reducer has been designed to be used with a wide range of modern CCD cameras and eyepieces. The lens has a female 1.25" eyepiece filter thread and can be attached to camera and eyepiece nose barrels to achieve a 40% increase in field of view. Basically the lens has the effect of reducing the focal length of the …
GSO 6" RC with APCCD67 reducer - Stargazers Lounge
WebMar 19, 2024 · The GSO 6” f/12 Classical Cassegrain on the author’s AVX mount, with red dot reflex sight, TeleVue 2” Everbrite diagonal, and 27mm Panoptic eyepiece. Credit: Ed Ting. Classical Cassegrains usually cause seasoned astronomers’ ears to perk up, but they may be disappointed here – but in a good way. The optical tube is a perfectly ... WebFeb 27, 2024 · I have a GSO 0.75 x reducer and the CCD47 (which I think is a clone of the AP CCDT67) . I used rhe 0.75x reducer with a back focus of 80mm and the CCD47 a the recommeded back focus distance of 85mm for the full 0.67x compression. When i was imagjng with my ASI1600MM Pro, things images looked more-or-less fine. pros and cons of grow bags
GSO 1.25" 0.5x Focal Reducer AstronomyConnect
WebEntdecke GSO 2 Zoll 0,5x Brennweitenreduzierer für Teleskop in großer Auswahl Vergleichen Angebote und Preise Online kaufen bei eBay Kostenlose Lieferung für viele Artikel! WebGSO 2" 0.5x Focal Reducer . Our Price: $52.00. In Stock. Add to Cart. Free US Shipping. GSO 2" Photo-Visual Coma Corrector for Newtonian Telescopes . Our Price: $120.00. In Stock. Add to Cart. Free US Shipping. New. GSO 2" Photo-Visual Coma Corrector for Newtonian Telescopes with 20mm M48-Threaded Spacer . Our Price: $140.00. WebJul 25, 2024 · The 0.67 focal reducer seems quite popular with F/8 RCs. Check if you are considering one, that it is large enough to fully illuminate the sensor you are using. The other obvious "issue" with using a focal reducer is that the object you are targeting will be much smaller in the final image. The decreased imaging time doesn't come for free! pros and cons of gui