Astronomy Specialist

FLAT73A 1x FLATTENER FOR ZENITHSTAR 73

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$369.00

Quantity
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The William Optics Flat73A is an apochromatic 1x field flattener for the Zenithstar 73. The 43mm image circle makes it a perfect match for full-frame sensors

The Flat73A features adjustable spacing for use with a range of cameras and imaging systems. The Flat73A includes an M48 filter thread which will hold any standard 2" mounted filter. It also includes a handy camera rotator for precise framing of targets.

Compatible with William Optics Z73 which has an M63 x 1 thread. On the camera side there is an M48 x 0.75 male thread, which will accept any wide T-ring (sold separately).

 

Reduction factor 1.0 x
Telescope connection M63 x 1
Camera connection M48 x 0.75
Image circle 43 mm
Backfocus distance 66.2 mm
SKU WO-P-FLAT73A

 

 

 Telescope total backfocus distance

Z73
66.4 mm

 

Distance adjustment needed for correct backfocus

Z73
11.4 mm
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