Leica 11645 manual Technical Data

LEICA SUMMARIT-M 75 mm f/2.5 2

Engineering drawing

Technical Data

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