Leica LTM HU: Mega Rare Zeiss Biogon 3.5 in LTM???

Leica M39 screw mount bodies/lenses
for a WW 2 era lens , the aperture number progression should be the older european series ie: f 3.2 , f4.5 , f f6.3 etc.
 
Er, I thought Zeiss Jena was only listed Post WW2?

Also, T coated, not T*.
 
xayraa33 said:
for a WW 2 era lens , the aperture number progression should be the older european series ie: f 3.2 , f4.5 , f f6.3 etc.


I don't know whether this is a definitive criterion... I have a number of pre-war Zeiss Contax lenses that do not follow this progression, and also have a circa 1940 T-coated 35/2.8 Biogon that follows the "normal" progression of 2.8, 4, 5.6, 8, etc.

dexdog (a.k.a. Mark)
 
My oldest Contax lens is from 1936 and has the normal f/stop sequence. Actually, even my 1925 Voigtlander AVUS 9x12 plate camera also had the usual sequence.
 
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