Leica Summarit-M 75 mm f/2.5 specs

Angle of view(diagonal, horizontal, vertical) - For 35 mm (24 x 36 mm) : 32°, 27°, 18°, for LEICA M8 (18 x 27 mm) : 24.4°, 20.4°, 13.7°,corresponds to a focal length of approx. 100 mm with 35 mm-format

Optical design:
Number of lenses/groups: 6 / 4
Focal length: 75.0 mm
Position of entrance pupil: 29.9 mm (related to the first lens surface in light direction)

Distance setting:
Focusing range: 0.9 to endless
Scales: Combined meter/feet graduation

Smallest object field/Largest reproduction ratio:
For 35 mm, approx. 238 x 357 mm /1:9.9;
for LEICA M8, approx. 178 x 268 mm /1:9.9

Aperture:
Setting/Function: Preset, with click-stops, half values available
Lowest value: 16

Bayonet - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models

Filter mount/Lens hood - Non-rotating, internal thread for screw-on filters size E46, external thread with stop for lens hood, protection ring for external thread included in delivery, lens hood available as accessory

Dimensions and weight:
Length: approx. 60.5 mm
Largest diameter: approx. 55 mm
Weight: approx. 345 g