Thread: [SOLD] Orion Field flattener
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Old 01-03-2023, 06:59 PM
Martin_S
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Join Date: Jul 2017
Location: Brisbane
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Orion Field flattener
Orion Field flattener for use with 400mm to 660mm focal length refractors with f/5 to f/7.5 focal ratios.

$200 posted Australia wide
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Last edited by Martin_S; 03-03-2023 at 10:09 PM.