Leica SUMMARIT-S 1:2.5/35mm ASPH, Instructions Manual, Page: 14 / 82

Technical Data
High-speed wide angle lens with 2 aspherical lens surfaces for outstanding reproduction on
Leica S cameras .
Compatible cameras
All Leica S models
Image angle Approx . 75°, 65°, 46°, corresponds to approx . 28mm
(diagonal, horizontal, vertical) focal length in 35mm format
Optical design
Number of lenses/groups 11/9
Aspherical surfaces 2
Position of entrance pupil 33,4mm
(from apex of 1st lens element)
Distance setting
Focusing range 0 .55m to ∞
Scales Combined meter/feet graduation
Smallest object field/ Approx.: 311x466mm/1:11
Largest reproduction ratio
Aperture
Setting/Function Electronically controlled diaphragm, set using setting/
selection dial on camera, including half values
Lowest value 22
Bayonet Leica S quick-change bayonet with contact strip for Leica S
models
Filter mount/Lens hood External bayonet for lens hood (included), internal thread for
E82 filter, filter mount does not rotate
Surface finish Black anodized
Dimensions and weight
Length to bayonet mount approx . 122/156mm (without/with lens hood)
Largest diameter approx . 88/132mm (without/with lens hood)
Weight approx . 930/1080g (without/with central shutter)
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