Originally Posted by
Ole Tjugen
Two of my cameras compress to below 30mm. The others don't, but since I rarely use a 47mm lens on anything larger than 4x5" it's not a problem. If I need REALLY wide, I'd have to look for a Hypergon to use on the 9.5x12" camera - which incidentally also compresses down to less than 30mm from lens board to GG.
Of course it does. If the rear element of a lens is pressed against the ground glass / film when focussed at infinity, then that's the way the maker has designed it. There are even lenses (rare photogrammetry ones, mostly) which are designed for the film to be in contact with the rear element.
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