Lens
Llens
Summicron-M 28/2 ASPH (Close-Focus, 11618)
46mm filter · 275g
Focal length
28mm
Max Aperture
f/2
Weight
275g
Filter Thread
46mm
Min Focus Distance
40cm
Produced 2023–2026 · medium confidenceBlue Moon Codexin production (2026 bound)
Date this from its serial number →Mount: Leica M — compatible with all Leica M-mount bodies.
Mount
Leica M
Notes
Min focus 0.4m in Live View; rangefinder coupling to 0.7m.
Groups
6
Elements
9
Weight
275g
Filter Thread
46mm
Length mm
55
Diameter mm
58
Max Aperture
f/2
Min Aperture
f/16
Min Focus Distance
40cm
Production End
2026
Aperture Blades
10
Introduced
2023
Focal Length (Max)
28mm
Focal Length (Min)
28mm
Production Start
2023