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Orion Field Flattener for Short Refractors
For refractors with focal length of 400mm to 660mm and focal ratio of f/5 to f/7.5 Fully multi-coated and 38mm clear aperture. Compatible with 2" focuser and threaded for a 2" filters. Backfocus of 55mm
The original caps are missing, but 3D printed replacements provided.
$190 including postage.
Last edited by ChrisD; 17-04-2023 at 03:13 PM.
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