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PostPosted: Wed Feb 22, 2023 8:50 am    Post subject: ???? Reply with quote

Does anyone have any idea what device this is?







PostPosted: Wed Feb 22, 2023 9:41 am    Post subject: Reply with quote

Looks like a crude shutter on a home made lens to me, but it might be a waterhouse stop, if there is an aperture drilled in it (not visible in the photos).