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William Optics Redcat 51 WIFD

SKU WO-L-RC51RDIII
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Original price $898.00 USD
Original price $898.00 USD - Original price $898.00 USD
Original price $898.00 USD
Current price $853.10 USD
$853.10 USD - $853.10 USD
Current price $853.10 USD

Description

  • 51mm 4-elements Petzval refractor
  • 250mm focal length - f/4.9 focal ratio
  • 48mm image circle - No field flattener required!
  • WIFD focuser design
Availability:
4 in stock

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More information

  • Description
  • Specifications
  • In the Box
  • Downloads
  • Discover the universe with unparalleled precision using the William Optics Redcat 51 WIFD, a top-tier apochromatic astrograph designed for both astrophotographers and wildlife photographers. This portable yet powerful instrument combines innovative features with superior craftsmanship, making it an essential tool for capturing stunning celestial and terrestrial images.

    Disclaimer

    Please note that the RedCat 51 WIFD is specifically designed for imaging purposes and is not suitable for visual observation with a standard diagonal. To use it for visual purposes, you must employ the 1.25" 90° erect prism designed specifically for the RedCat 51 WIFD.

    Precision Optics

    The Redcat 51 WIFD boasts a 51mm aperture and a fast f/4.9 focal ratio, delivering sharp, high-contrast images with minimal chromatic aberration. The Petzval design ensures pinpoint stars across the entire field of view, making it perfect for wide-field astrophotography.

    Wide-Field Imaging

    With a 250mm focal length, the Redcat 51 WIFD provides a generous field of view, allowing you to capture expansive night sky vistas, including nebulae, star clusters, and the Milky Way in breathtaking detail.

    Advanced Focusing System

    The innovative WIFD (William Optics Integrated Focuser Design) enables precise internal sliding of fixed optics, eliminating image shift. The focuser includes a built-in position viewing window for quick verification of the numerical display. Its smooth rack and pinion mechanism allows for extremely fine adjustments, crucial for achieving critical focus. The internal movement of the optical elements is protected from environmental factors, ensuring they remain perfectly aligned. Additionally, the redesigned weight distribution improves balance during imaging sessions.

    Super Smooth Field Rotator

    The William Optics RedCat telescope features an integrated rotator, offering astrophotographers unparalleled control and precision. This rotator allows for effortless 360-degree rotation of the imaging device, enabling perfect framing of celestial objects without disturbing the setup. Its robust construction ensures stability and smooth operation, while the finely graduated scale allows for precise angular adjustments.

    Robust Build Quality

    Crafted from high-quality materials, the Redcat 51 WIFD features a lightweight, durable aluminum body. Its compact design makes it highly portable, ideal for on-the-go astrophotographers and wildlife enthusiasts.

    Versatile Mounting Options

    The Redcat 51 WIFD includes a Vixen-style dovetail plate and a built-in Arca-Swiss compatible base, providing versatile mounting solutions for various tripods and mounts.

    Compatibility and Accessories

    The Redcat 51 WIFD is compatible with a wide range of cameras, including DSLRs, mirrorless, and dedicated astrophotography cameras. It comes with a variety of accessories, including a dedicated Bahtinov mask for precise focusing and a soft carrying case for easy transportation.

  • Lens Type 4 Elements Petzval Design
    Focal Length 250 mm
    Diameter 51 mm
    Aperture f/4.9
    Image circle 48 mm
    Focuser WIFD (WO INTERNAL FOCUS DESIGN)
    Compatible with EAF
    Focus travel 0-23mm (Ruler to 30mm)
    Optional Flattener No Flattener Required
    Adapters N/A
    Lens Material FPL-53
    Camera Format > Full Frame
    T-Mounts Supported Canon EF/RF
    Nikon F, Z
    Sony E
    Pentax K
    MFT (M4/3)
    FUJI X
    Tube Length 346 mm - 298 mm
    OTA Weight 1.77 g / 3.9 lbs
    Total Weight 2.38 kg / 5.25 lbs
    • RedCat 51 WIFD
    • Case
  • RedCat 51 WIFD Manual

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