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Step up your stargazing game with the William Optics Cat71 WIFD, a superior apochromatic refractor telescope designed for those who demand more from their astronomical pursuits. Building on the foundation of the Redcat series, the Cat71 WIFD offers a larger aperture to enhance your viewing experience, capturing more light and revealing the finer details of the universe with astonishing clarity.
Highlights:
- Enhanced Optical Performance: The Cat71 WIFD features a larger aperture paired with a Petzval-like design and a swift f/4.9 focal ratio. This upgrade not only extends your field of view but also intensifies image brightness and detail, making it ideal for both deep sky observations and sophisticated astrophotography.
- Robust and Portable Design: Crafted from precision CNC-machined aluminum, this telescope guarantees durability while maintaining portability. Its larger size captures more light without compromising on ease of transportation, making it perfect for adventurers who explore far beyond their backyard.
- Precision Focusing System: Equipped with the advanced WIFD focuser, the Cat71 WIFD allows for meticulous focus adjustments, ensuring unparalleled image sharpness and enhancing both visual and photographic outputs.
- Adaptable Camera Integration: Ready to accommodate a diverse range of cameras and astrophotography gear, the Cat71 WIFD stands as a versatile choice for capturing expansive celestial phenomena.
For avid stargazers and astrophotographers looking to push the boundaries of their celestial explorations, the Cat71 WIFD opens up a new realm of possibilities. Experience the cosmos like never before with a telescope that brings the stars closer to you.
Current Promotion - limited 15 sets







Cat Eyes Binocular
Discover a New Way of Seeing
The Cat Eyes binoculars are designed for immersive wide-angle viewing like never before. With an ultra-wide 30° field of view, you can take in expansive scenes at a glance—perfect for concerts, theater, or stargazing.
Each lens features premium fully multi-coated ultra wide-band coatings, delivering crisp, high-contrast images even in low light. The individual focus system ensures precision for both eyes, complemented by a generous diopter adjustment range that accommodates a wide range of vision differences without the need for glasses.
Built with comfort and durability in mind, the soft anti-scratch rubber eyepiece rings provide added protection and a pleasant viewing experience, even during extended use.
Cat Eyes isn't just a pair of binoculars—it's a new visual experience.
- Lens Type
- 4-Element Petzval
- Focal Length
- 350 mm
- Diameter
- 71 mm
- Focal Ratio
- f/4.9
- Image circle
- 48 mm
- Focuser
- WIFD R&P Focuser Compatible with EAF
- Focus travel
- 0-35mm (Ruler to 40mm)
- Adapter Included
- Tilt Adjuster Rotator M68 → M54 Adapter M54 → M48 Adapter
- Optional Flattener
- No Flattener Required
- T-Mount Support
- Canon EF, RF Nikon F, Z Sony E Pentax K MFT (M4/3) FUJI X
- Camera Format
- Full Frame APS-C M4/3
- Tube Length
- 427 mm
- OTA Weight
- 3.22 kg / 7.1 lbs
- Total Weight
- 4.29 kg / 9.46 lbs
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What's in the box

RedCat 71 WIFD

Bahtinov Cap

M48 Adapter

Dual Plate

Mounting Rings Handle bar

Soft Carry Case

ALLEN KEY SET

showcase
RedCat 71 WIFD



