Specification

LEICA SUMMILUX-M 50 mm f/1.4 ASPH.
2
Engineering drawing
Technical Data
Angle of view (diagonal, horizontal, vertical)
Optical design
Distance setting
Diaphragm
Bayonet
Filter (type)
Lens hood
Dimensions and weight
47°, 40°, 27°
Number of elements / groups: 8 / 5
Focal length: 51.6 mm
Entrance pupil: 25.7 mm (related to the first lens surface in light direction)
Focusing range: 0.7 m to Infinity
Scale: combined meter/feet-increments
Smallest object field: 271 x 407 mm
Highest reproduction ratio: 1:11.3
Setting / Type: Preset, with click-stops, half values available
Smallest aperture: f/16
Leica M quick-change bayonet
Internal thread for screw-on filters size E46, non-rotating
Built-in, telescopic, lockable
Length: 52.5 mm
Largest diameter: 53.5 mm
Weight: approx. 335 g