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Pictures
Optical design
| Format: 35mm rangefinder
Type: Prime lens
Focusing: Manual Focus (MF)
Lens mounts: M39 Leica screw-mount (LSM)
First year of production: 1939
Last year of production: 1955
| User reviews (0) Photos (33) Tests (0) Owners (1) Views (3072) Average price: $350 | Specifications:
Focal length | Max. aperture | Min. aperture | Blades | Min. Focus (m.) | Filter Ø (mm.) | Weight (gr/oz) | Length (mm/in) |
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50mm | f/2.0 | f/12 | 10 | 1 | 39 | 240/8,5 | 42.7/1,7 |
| Additional information:
Ernst Leitz Wetzlar Summitar f=5cm 1:2 LTM is normal prime lens for 35mm rangefinder cameras.
The aperture of the first lens was 2 - 2.2 - 3.2 - 4.5 - 6.3 - 9 - 12.5 with 10 blades. Later became usual marking up to f16 with 12 blades, but looks like 6.
Links to online resources: Posted by: takkub21 Date of publication: 30.04.2019
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Photos taken with this lens Ernst Leitz Wetzlar Summitar 50 mm f/ 2 LTM: