Thread: NOT a Bahtinov Mask
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Old 30-05-2019, 07:09 PM
Huey (Michael)
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Join Date: Mar 2009
Location: Cobar
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Mask
Jeremy,
Try to search for Scheiner mask. There are different designs. They are easy to make out of cardboard or for a more permanent design use plywood or similar.

Huey
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