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Hello cannot find data of Rollei Heidosmat lenses nowhere. heidi-photo as an overview pdfs about all kind of projectors incl. rollei but no specifications. threads are important:
above all tube-thread of 200/3.5. its x0.75 pitch diameter outside 72.86mm so M73 x 0.75 most probably.
inner: cannot tell now since lens taped to adapter for bellows.
there are adapters also for Copal 3. adapter mounted with tape on lens.
above all tube-thread of 200/3.5. its x0.75 pitch diameter outside 72.86mm so M73 x 0.75 most probably.
inner: cannot tell now since lens taped to adapter for bellows.
there are adapters also for Copal 3. adapter mounted with tape on lens.
