Ernst Leitz Wetzlar Summicron 50 mm f/ 2 Lens
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|Format: 35mm rangefinder|
Type: Prime lens
Focusing: Manual Focus (MF)
Lens mounts: Leica M, M39 Leica screw-mount (LSM)
First year of production: 1951
Last year of production: 1969
Optical design: 7 elements in 4-х groups, 4 elements in 4-х groups.
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The Ernst Leitz Wetzlar Summicron 50 mm f/ 2 is a wide-angle prime lens for 35 mm Leica rangefinder cameras.
photos 1 and 4 - Collapsible version, Type 1 - 1953-1956 (or 1953-1960)
photos 2 and 5 - Rigid version, Type 2- 1956-1968 (or 1957-1968)
photos 3 and 6 - Dual Range version, Type 2 - 1956-1968 (or 1957-1968)
Version 3 6/5 - 1969-1979
Version 4 and 5 6/4 - 1979-1994 and 1994-2012
АРО version 8/5 - 2012- Present
With the same 7/4 optical formula, the optical design of Type 1 is different from that of Type 2.
Links to online resources:
Posted by: Ugin242 Date of publication: 03.03.2013