Leica 11141, 11145 manual Engineering drawing, Technical Data

LEICA APO-SUMMIC ON-M 50 mm f/2	.	2
SUPER ELMAR-M 21mm f/3.4 ASPH.

Engineering drawing

Technical Data

Angle of view (diagonal, horizontal, vertical)	47° / 40° / 27° (With Leica M8 models: 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 Leica M8 models: 203 mm x 305 mm)
	Largest reproduction ratio: approx. 1:11.3
Aperture	Setting / Function: prefix with click-stops, half steps
	Lowest value: 16
Bayonet	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