N°106702 · Family detail
Carl ZeissWide·LEICA M mount·2006
Carl Zeiss C Biogon T* 21mm F/4.5 ZM
Specifications01
MountLEICA M
Focal length21mm
Max aperturef/4.5
TypeWide · Prime
Release year2006
Weight190 g
Filter size46 mm
Min focus distance0.5 m
Max magnification0.05
Aperture blades10
Optical elements8
Groups6
AutofocusNo
StabilizationNo
Aperture controlAperture ring
Lens hood1365-665 - Bayonet-type rectangular
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeUltra-wide angle prime lens
Field Notes02
Carl Zeiss Biogon T* 21mm f/4.5 prime lens for Leica M rangefinders, designed for wide-angle photography such as landscape and street shooting.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.