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Redcat 71 specs

WebWith premium apochromatic optics in a Petzval design, the RedCat 51 is sharper and better corrected than many brand-name camera lenses of similar focal length. The superb optical design and a fast focal ratio of f/4.9 make this little scope a powerful imaging tool. 2. Fast, Razor-Sharp Optics and Flat Field with Big Image Circle. WebThe unique optical design includes the highest quality FPL-53 synthetic fluorite glass for the best possible colour correction and a flat field across a full-frame sensor with an image circle over 45mm. The RedCat 71 includes a precision helical focuser that can be locked to maintain focus position.

RedCat 71 APO 350mm f/4.9 – Mile High Astronomy

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RedCat 71 APO 350mm f/4.9 - William Optics

WebFeb 12, 2024 · The William Optics RedCat 51 APO is a 51mm f/4.9 Petzval refractor that features synthetic fluoride (FPL53 and FPL51) glass elements for a full-frame, flat field image. Provides high-resolution images when used for … WebThe WO Cat71 is a 71-mm f/4.9 refractor using a Petzval design with a doublet front element incorporating FPL-53 glass, plus a single central element and a single rear lens. By this design, our WO Cat71 provides a flat image plane without any additional flattener and the image circle is over 45mm. WebMar 12, 2024 · The William Optics RedCat 71 is a 71-mm f/4.9 refractor that features a 350mm focal length which is well suited for taking widefield images of the night sky. It offers a Petzval design with a doublet front element incorporating FPL-53 glass, plus a single central element and a single rear lens. dick ohm award

William Optics REDCAT 71 (first light!) - YouTube

Category:Redcat 71 - William Optics

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Redcat 71 specs

William Optics RedCat 71 APO Telescope - Red OPT …

11 rows · WebWelcome to the Cat family, RedCat 71! The William Optics RedCat 71 is a 71mm f/4.9 refractor with a Petzval design. Featuring a doublet front element with FPL-53 glass, plus a single central element and a single rear lens. Due to this design, the WO Cat71 offers a flat field of view without the need for an extra flattener and has an image ...

Redcat 71 specs

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WebThe new William Optics RedCat 71 is a fast apochromatic quadruplet petzval refractor optimized for widefield astrophotography with a new patented 2-1-1 lens configuration. … WebV8. 1971-79. Std Rotation. 2295. 700. We Will Custom Rebuild Your Engine! Prices Subject To Change. *Any Reverse Rotation Engines: Add $250.00. * We Carry A Full Line Of New …

WebThe REDCAT 71 is the perfect Apochromatic refractor for photographic astronomers demanding excellence in a small sized telescope. The petzval optical design features a 71mm aperture using FPL-53 glass, and provides a flat image plane without any additional … Key Features 71mm f/4.9 Astrograph. FPL-53 glass for colour free apochromatic … WebAug 30, 2009 · RED CAT 71 - Refractors - Cloudy Nights. Cloudy Nights. → Equipment Discussions. → Refractors. CNers have asked about a donation box for Cloudy Nights …

WebThis RedCat refractor has a 51 mm objective lens with 250 mm of focal length, resulting in a fast f/4.9 focal ratio. High-quality Ohara FPL53 glass comprise the lenses of this … Web71 Focal length (mm) 350 Aperture ratio (f/) 4,9 Resolving capacity 1,94 Limit value (mag) 12,3 Light gathering capacity 100 Max. useful magnification 142 Tube weight (kg) 2,8 …

WebThe brand new William Optics RedCat 71 telescope is a medium focal length refractor with 350mm of focal length. Helical focuser might seem intimidating at first sight, but it …

WebWilliam Optics RedCat 71mm Refractor Technical Features Telescope Series: William Optics RedCat Optical Design: Refractor Refractor Design: Apochromat (APO) Aperture: 2.8" (71 … citroen c4 grand picasso anhängelastWebSep 24, 2024 · William and James also revealed a prototype of their new RedCat 71 Petzval refractor. Expected in early 2024, this little gem is the big brother of the popular RedCat … dick oleary boston asia capitalWebSep 24, 2024 · William and James also revealed a prototype of their new RedCat 71 Petzval refractor. Expected in early 2024, this little gem is the big brother of the popular RedCat 51. The bigger scope will also have a focal ratio of f/4.9 and a big 45mm image circle. The first production models will be available in red. citroen c4 grand picasso battery removalWebHigh-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. dick olson auctionWebDec 24, 2024 · RedCat 71 APO Optical form Refracting telescope Effective caliber 71 mm Coating Comprehensive multilayer coating focal length 350 mm Focus ratio (F) F4.9 Dovetail plate type Vixen Type and Arca-Swiss compatible size 430mm long The outer diameter of the hood 105mm Weight 3.6 kg. dick olson clintonville wiWebThe RedCat 71 telescope comes with a 48mm thread on the back, meaning you can easily attach any dedicated astronomy camera with a standard M48x0.75 connection such as … citroen c4 grand picasso forum srbijaWebNov 16, 2024 · Differences Between RedCat 51 and the Cat 71 The new, larger RedCat 71 has a 71mm diameter objective, and a focal length of 350mm at F/4.9. This is enough to pull smaller nebulae in for a closer look, and medium-to-large targets are captured in detail. citroen c4 grand picasso bagagerumsmåtte