Redcat 71 specs

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August undefined, 2024

WebAug 27, 2024 · Like the smaller RedCat 51, the William Optics RedCat 71 is a high-quality imaging refractor that combines the best aspects of telephoto lenses and traditional astronomical refracting telescopes into a high-quality, well-arranged, and easy-to-use package.The RedCat 71 is a little more expensive and demands more work to use than … WebApart from the tight focus ring, there are also almost one mm of focus backlash. Turning the focus also moves the ring about a mm back and forth in the scope length direction. To me …

William Optics RedCat 71 APO Telescope - Red OPT …

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. 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. horseshoes restaurant lexington ky

Apochromatic refractor AP 71/350 RedCat 71 OTA - Astroshop

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 … WebDiameter: 71mm Aperture: f/4.9 Flattener Petzval Flat Field Focuser: Helical Focuser with 2GT Gear Ring Color: Red Lens Material: FPL-53 Strehl Ratio: 0.95+ Camera Format: Full Frame DSLR / Mirrorless / CMOS / CCD T-Mounts Supported: Canon EF, RF Nikon F, Z Sony E Pentax K Micro Four Thirds (M4/3) FUJI X Tube Length: 435mm OTA Weight: 2.8kg psp investments office

William Optics RedCat 71 APO Apochromatic Quadruplet

William Optics RedCat 71 f/4.9 Petzval Apo Refractor Telescope

WebNov 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. 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 … psp investments headquartersWebThe 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. horseshoes riding school maidstone

"WebHigh-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. " - Redcat 71 specs

Redcat 71 specs

$William Optics RedCat 51 Gen 2 f/4.9 APO Refractor Telescope$

WebThe 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 … 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 …

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WebFeb 8, 2024 · RedCat 51 Specifications: Optical Design: Petzval Apochromatic Refractor (4 elements in 3 groups) Lens Type: Prime Diameter: 51mm Focal Length: 250mm F-Ratio: F/4.9 Weight: 3.2 lbs Focuser: Calibrated Helical Mounting Style: Vixen/Arca-Swiss The RedCat 51 mounted to an iOptron SkyGuider Pro. Focal Length: 250mm WebRedCat 71 APO 350mm f/4.9 Key Features 71mm f/4.9 Astrograph. FPL-53 glass for colour free apochromatic performance. 4 elements in 3 groups (2-1-1- configuration; new, unique, patented design - not a conventional objective/flattener/reducer design). Covers 45mm full frame imaging circle.

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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 ... 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. …

WebWilliam Optics RedCat 71 APO 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, William Optics RedCat 71 APO provides a flat image plane without any additional flattener and the image circle is over 45mm.

WebApr 13, 2024 · lens design Quadruplet Focuser Tilting Adaptor yes Type of build Helical Connecting threaded socket (camera-side) M48 Backfocus (mm) 59,7 Free aperture (mm) 44 Adjustment range (mm) 33 Rotating yes Mount Type of build OTA Mounting type no mount Included accessories Dew Shield yes Carrying bag yes Miscellaneous Bahtinov … horseshoes rules pdfWeb2061A Lincoln Hwy. St Charles, IL 60174-1580. +1 630-587-1256. [email protected]. View Store Inventory View All Stores. Repair Services. psp investments infrastructureWebJan 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. … psp investments stock11 rows · psp investments london office addressWebAug 30, 2009 · RED CAT 71 - Refractors - Cloudy Nights. Cloudy Nights. → Equipment Discussions. → Refractors. CNers have asked about a donation box for Cloudy Nights … psp investments cioWebFeb 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 … psp investments singaporeWebSep 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 … psp investments wso