Welcome Cat71 to join WO Cat family!!!
The 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. WO Cat71 is designed primarily for imaging, making it an astrograph.
This scope provides an excellent colour correction and pinpoint stars at the very edge of a 45mm image circle.
If you want to take images with the best quality, this beautiful and powerful telescope is what you want.
The premium quality of Anodizing finish and calibrated helical focuser with 2GT gear ring which is much more precise than those on typical camera lenses, and it is lockable, making it easy to nail and maintain focus.
KEY Features
What's in the Box?
[A] M48 Dust Cap/Thread
[B] Tilt Adapter
[C] Camera Angle Rotator
[D] Rotator Tension Knob
[E] Saddle Handlebar (with two M4 thumb screws)
[F] Helical Focuser with 2GT Gear Ring
[G] Arca Swiss/Vixen Plate
[H] Mounting Rings
[I] Due Shield with Focus Tension Ring
[J] Super Bright Bahtinov Mask
[K] Soft Carry Bag
TECHNICAL DATA | |
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 |
Test Report | Not Available |
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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STARTRACKER [ India ]
EXPLORE SCIENTIFIC [ USA ]
G.S.O. [ Taiwan ]
Goto Mounts / Tripods [ U.S.A ]
BRESSER [ Germany ]
William Optics [ Taiwan ]
Founder Optics [ Taiwan ]