WebBuy Celestron EdgeHD CGE 8" f/10 Aplanatic Schmidt-Cassegrain Telescope (OTA Only) featuring 8" (203mm) Schmidt-Cassegrain OTA, 2032mm Focal Length, f/10 Focal Ratio, StarBright XLT Optical … WebThe EdgeHD .7x Focal Reducer Lens makes your EdgeHD 925 one full f-stop faster than f/10, doubling the equivalent exposure at f/10 4-element lens design Maintains similar flat-fi. This a customer return, it is like new in box. The optics are clean and the body is unmarked. It is in the original box with packing.
Celestron Edge HD 8 review – Wido
WebSpecifications. 8" EdgeHD Optical Tube Assembly. Includes dovetail rail compatible with CGE mount. Aluminum Optical Tube. Celestron's premium StarBright XLT coatings. 2032 mm focal length (f/10) 40 mm eyepiece included (51x) Visual back allows for use with 1.25" accessories. 9x50 finderscope to help accurately find objects. WebProvides and intermediate focal length between EdgeHD's native f/10 (or f/11) and the optional Hyperstar accessory at f/2, making the EdgeHD the most complete imaging system in its price range; Specifications. Lens Elements: 4-Element; Compression Factor:.7 x; Optical Coatings: Fully multi-coated; Optimal Back Focus: 105 mm (4.13 in) Weight: 0. ... is synaptol fda approved
Calculating effective focal length of an EdgeHD
WebMar 9, 2024 · This is the bigger brother of the Orion 50mm guide scope. It offers a longer focal length of 240mm and a larger aperture of 60mm. A longer focal length helps in detecting smaller movements of a guidestar, and with an aperture of 60mm you can detect fainter stars that could be used for autoguiding as compared to the Orion mini 50mm … WebApr 23, 2013 · The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 800 one full f-stop faster than f/10, doubling the equivalent exposure at f/10 ; 4-element lens design ; ... WebJul 13, 2024 · Barlow Lens vs Eyepiece for Better Quality Visual Planetary Observation - posted in Eyepieces: Hi, We are buying a Celestron 1400 Edge Edge HD (focal length 3910mm), which comes with a 23mm Eyepiece. The eyepiece will give us a magnification of 170x in viewing planets, but not good enough. I recently had an experience of Viewing … is synaptotagmin a snare protein