21mm f3.4 Super-Angulon
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- Leica Order No. - 11 103 LLC - 138
- Production era - 1963-1980
- Variants - Chrome until 1967 then all black
- Lens mount - Leica M-bayonet
- Number of lenses /groups - 8 /4
- F stop range - f/3.4 > f/22
- Closest focusing distance - 0.4 m /1.31 ft
- Smallest object field -
- Diaphragm setting /type -
- Angle of view diagonal - 92 degrees
- Filter type -
- Accessories -
- Materials -
- Dimensions (length x diameter) -
- Weight - 300 g /10.58 oz
- Inscription - LEITZ WETZLAR SUPER-ANGULON 1:3.4/21 2XXXXXX
- Designer -