Leica 11081 User Manual (en)

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Lens
Leica Summicron-T 23 mm f/2 ASPH.
Order no.
11 081
Compatible cameras
All Leica T models.
Field angle
(diagonal, horizontal, 
vertical)
Approx. 64°, 53°, 35°, corresponding to around 35 mm focal length in 35 mm format.
Optical design
Number of lenses/groups: 9/6.
Aspherical surfaces: 2.
Position of entrance pupil at infi nity: -22.7 mm.
Distance setting
Setting/Function: Electronically controlled.
Mode selectable using camera menu: Automatic (AF) or manual (M), in AF mode manual override possible at any times 
with setting dial.
Focusing range: 0.35 m to
 ∞
.
Smallest object fi eld/largest scale: approx. 295 x 196 mm/1:12.6.
Aperture
Setting/Function: Electronically controlled, adjustment using dial on camera, third values also available.
Lowest value: 16.
Bajonet fi tting
Leica T quick-change bayonet with contact strip for Leica T models.
Filter mount/ 
Lens hood
External bayonet fi tting for lens hood (included), internal thread for E52 fi lters, fi lter mount does not rotate.
Finish
Black anodized.
Dimensions and Weight
Length to bayonet mount: approx. 37/69 mm (without/with lens hood).
Largest diameter: approx. 63/73 mm (without/with lens hood).
Weight: approx. 154/186 g (without/with lens hood).
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I
 As at July 2014 
I
 Specifi cations are subject to change without notice
Leica Camera AG 
I
 Am Leitz-Park 5 
I
 35578 WETZLAR 
I
 GERMANY 
I
 Telephone +49(0)6441-2080-0 
I
 Fax +49(0)6441-2080-333 
I
 www.leica-camera.com
 
LEICA
 
SUMMICRON-T 
23 mm f/2 ASPH.
Technical data.
Illustration 1:1