Lens
Llens
Elmarit-M 21/2.8 ASPH (11135)
55mm filter · 300g
Focal length
21mm
Max Aperture
f/2.8
Weight
300g
Filter Thread
55mm
Min Focus Distance
70cm
Produced 1997–2011 · medium confidenceBlue Moon Codexsuperseded by 21 Super-Elmar
Date this from its serial number →Mount: Leica M — compatible with all Leica M-mount bodies.
Mount
Leica M
Notes
Weight 300g Leica-stated; Ken Rockwell measured 317g lens-only.
Groups
7
Elements
9
Weight
300g
Filter Thread
55mm
Length mm
46
Diameter mm
58
Max Aperture
f/2.8
Min Aperture
f/16
Min Focus Distance
70cm
Production End
2011
Aperture Blades
8
Introduced
1997
Focal Length (Max)
21mm
Focal Length (Min)
21mm
Production Start
1997