Product Overview
The cat with medium-format soul
An advanced apochromatic refractor tailored for full-frame and medium-format cameras. This latest addition to the RedCat series combines portability with superior optical performance, making it a versatile tool for capturing breathtaking detail in deep-sky objects.
Advanced Petzval
Researched and developed by WO, the innovative 5-element Petzval design redefines telescope optics. This advanced system achieves a flawless spot diagram across a medium-format image circle.
Extra-low Dispersion (ED) glasses
Contains 2 Super ED, 1 ED glasses and lanthanum lenses with advanced fully multi-coated, delivering sharp, vibrant images with true-to-life colors, significantly reducing chromatic aberration.
Needs NO Flattener
The Petzval design inherently flattens the field, eliminating the need for an external field flattener.
Never easier to capture deep sky objects
Compatible with Electronic Motorized Devices
Hassle Free Installation
( No Mounting Bracket Kit required )
Leading the market
Wo patented design
The Cat 91 holds three unique patents, ensuring easy and perfect focusing along with precise coaxial image quality, preventing draw tube tilt issues caused by optical misalignment.
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Internal Focuser
The WIFD focusing Design relocates the focuser to the center of the telescope, addresses the issue of tube tilt caused by the weight of accessories and cameras.
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Integrated Bahtinov mask
Laser engraved on high-definition and stable optical PMMA. Enhances astrophotography experience with quick and accurate adjustments.
CAT Handle Bar
Crafts for enhanced portability and versatility.
Mounting Ring
Designed for seamless functionality without compromising on stability. Engineered with wide surface contacts, this innovative ring ensures a secure fit while enabling fast, easy detachment.
comprehensive configuration
Precision Imaging Adjustment
Tilt Adjuster
The built-in tilt adjuster makes it easy to correct camera sensor tilt issues.
Camera Angle Rotator
Correct any angular discrepancies, and get the perfect angle on your images.
â–² M45 (Full-Frame)
Cat 91 + ZWO ASI 6200MC Pro
Courtesy of Dear Bear
- Stacked ( After Process )
- Original Single Shot Corner Grid
