William Optics RedCat 71 APO 350mm f/4.9 - T-C-71RD

William OpticsSKU: T-C-71RD
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Sale price$2,149 CAD
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Description

The RedCat 71 is the perfect Apochromatic refractor for photographic astronomers demanding excellence in a small sized telescope.

Note that RedCat 71 is an imaging-only scope and cannot currently be used for visual observing.

The Petzval optical design features a 71mm aperture using FPL-53 glass, and provides a flat image plane without any additional flattener.

The STM-coatings and superb quality provide excellent optical performance and unmatched value.

Dew Heater straps should be at least 12.75" or longer in heated section length.  The Kendrick #2008 Dew Strap fits well.



IMAGING UNIT

The rear adapter ring features a M48 thread for mounting 48mm astrofilter, combined with tilt adjuster for any type of Imaging sensor, the imaging unit provides astroimager the solution to overcome any situation.


BAHTINOV MASK

The CAT dew shield features a removable lens cover, with our patented Bahtinov Mask revealed by unscrewing the face plate. The clear design allows for brighter star patterns, and precise focusing for astrophotography.

Versatile CAT Handlebar

The CAT Saddle Bar Handle, offers a solid handle with a built in dovetail chamber for use with the WO Uniguide scopes, or other Vixen style guiding/finder scopes.

Helical Focuser

Internal Helical focuser geared with 2GT belt drive ring able to be focused remotely.

Field Rotator

The super smooth field rotator includes markings for every degree, and a solid thumbscrew position lock.

Soft Carry Case

The standard package comes with a soft carry case.


Specifications

Lens Type Petzval Design Focal Length: 350mm

Diameter: 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

Total Weight: 3.7kg

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