Lens Leica Super-Elmar 21 f/3.4 ASPH.
Order number 11145
Viewing angle (diagonal/horizontal/vertical)
Full-frame (24 × 36 mm)
91°/80°/59°
   
Lens arrangement  
Number of lenses/assemblies 8/7
Number of aspherical surfaces 2
Position of the entrance pupil before the bayonet 15.6 mm
Focus range 0.7 m to ∞ (2.3 ft to ∞)
Focusing  
Scale Combined scale meter (m)/feet (ft)
Smallest object field Full-frame: 706 × 1059 mm
Largest scale 1:29.8
Diaphragm  
Setting/Function Click-stop diaphragm with half-increment lock settings
Smallest aperture 16
Bayonet Leica M bayonet with 6-bit encoding
Filter (type) E46
Lens hood Separate, screw-on
Dimensions  
Length Approx. 1.7 in
Diameter Approx. 2.1 in
Weight Approx. 10.5 oz

Technical Data Files

Leica Super Elmar M 21 mm f/3.4 ASPH. - Technical data
English
pdf 378.33 KB
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