Yes, its part of an auto aperture system. Not all Compur shutters have it. The parts are just screwed to the shutter and board..
Stare at it long enough, and removal will become apparent. Without seening the entire board fron & back, its hard to offer more information, but its also possible...
While you can make these modifications to use lenses longer than your bellows, my question is why? The perspective difference between 355 and 450 is miniscule in ULF. My “rule” is to jump up at least 50% when changing lenses in ULF.
Look at this [terrible] ipad image. The outer frame shows an...
i have changed my 12x20 holders in my jumbo tent. While I can do it, it is not something I like. Using my Ilford portable darkroom is easier, but of course, requires a table.
I suggest having more film holders and changing in a darkroom.
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