Re: How different are Tessars from different companies?
Originally Posted by Dan Fromm
Over time the 4.5ers were recomputed and their coverage grew.
When did this happen, is there some way to distinguish the 4.5ers? I have a 1920 Tessar, a 150/4.5, that I have yet to actually test, but I hope it covers 4x5" (or at least 9x12 cm) straight-on.
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