WebAug 27, 2024 · The RedCat 71 focuses with a helical design that works much like a telephoto lens, moving the optics up and down the tube without affecting the placement of your camera sensor or anything else attached to the back. WebDec 6, 2024 · The RedCat is intended for very wide field astronomical imaging: it has a field of nearly 10 degrees across a 43mm image circle that fills a full-frame camera sensor. ... Both series of guide scopes have only 6.2mm of back-focus available, so they can only be used with 1.25" cylinder-type or "Mini" cameras from QHY, ZWO, SBIG, and so forth. It ...
How to Set the Correct Back Focus for Your Telescope …
WebDec 11, 2024 · CHICAGO – Northwestern Medicine (NM) and Blue Cross and Blue Shield of Illinois (BCBSIL) are offering consumers expanded access to affordable, high-quality … WebJan 19, 2024 · The Redcat 71 can work with the Astro-Physics 2" Advanced Convertible Photo-Visual Barlow (BARADV) to reach ~700mm focal length.. The barlow has both M42 and M48 threads. This allows the use of a ZWO M54M-M48F-2mm Adapter to mount the barlow into the body cavity of the Redcat 71, which is critical for the optics to reach focus. … little and greene
William Optics RedCat 51 II f/4.9 Petzval Apo Refractor Telescope
WebOct 12, 2024 · Ride Chicago is a highly recommended motorcycle school in the state of IL. This video is the IL Skills test narrated by one of your instructors.Want more inf... WebOct 30, 2024 · Back focus, in its simplest definition, is the measurement between the last optical component, such as a corrector or reducer, of your telescope and the focal plane. … WebMay 27, 2024 · Remove the cat logo lens cap first, unscrew the hood from the body then reinstalling it outward firmly. Camera adapter Remove part [E] M48 Dust Cap from the Redcat, make sure the [A] rotator tension knob is tightened then attach the T-Mount that is compatiable for your Camera or CCD. Rotator little and grim