Summicron (I) f= 3.5 cm 1:2

• Leica Order No. - SAWOO 11008, SAWOM 11308 LLC - 151
• Production era - 1958-1963, 577 screw lenses; 1958-1969 21,492 bayonet lenses
• Variants - Black (rare) or silver, red or yellow scale (yellow after serial no. 219xxxx)
• Serial numbers - 163xxxx - 231xxxx
• Lens mount - Leica Screw-thread and M-bayonet
• Number of lenses /groups - 8 /6
• F stop range -
• Closest focusing distance - 1 m
• Smallest object field -
• Diaphragm setting /type -
• Angle of view diagonal - 64 degrees
• Filter type -
• Accessories - Finder: 12010 SBLOO
• Materials - Black or silver anodized aluminum
• Dimensions (length x diameter) -
• Weight - 150 g /5.29 oz
• Inscription - SUMMICRON 1:2/3.5 LEITZ (WETZLAR or CANADA) 1XXXXXX
• Designer - Walter Mandler
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