50mm f/2 APO-Summicron-M ASPH.
From Leica Wiki (English)
Jump to navigationJump to search
- Production era - August 2012-current
- Angle of view (diagonal, horizontal, vertical) - 47° / 40° / 27° (with M8 + M8.2 : 36° / 30° / 20°)
- Optical design
- Number of lenses/groups - 8 / 5
- Position of entrance pupil (from bayonet flange) - 24.4 mm
- Focus range - 0.7 m to ∞
- Distance setting Scales - Combined meter / graduation
- Smallest object field - approx. 271 mm x 407 mm - (with M8 + M8.2 : 203 mm x 305 mm)
- Largest reproduction ratio - approx. 1:11.3
- Aperture Setting / Function - 11-blade prefix with click-stops, half steps
- Range - f/16-f/2
- Mount - Leica M quick-change bayonet
- Lens hood - Built-in, extendable by rotating
- Filter mount - Female thread for screw-on E39 filters, non-rotating
- Dimensions and weight
- Length - approx. 47 mm
- Largest diameter - approx. 53 mm
- Weight - approx. 300 g
- Manufacturer's technical data - Leica
- From manufacturer's data as of May 2012