135 (35mm) film cassete-to-cassete rewinder/loader/reloader
thingiverse
Simple device to reload 35mm films. For example you need to test new camera/lens/film and don't want to shoot all 36 exposures. You can make 3 rolls of 11 exposures each, out of 36mm cassete. It's especially usable if your film is not available in bulk spools or if you don't want to buy whole spool.
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