N°8652051 · Family detail
SigmaWide·SIGMA Y-S mount·1972
Sigma[-XQ] MF [Widerama] 18mm F/3.2 [Multi-Coated]
Specifications01
MountSIGMA Y-S
Focal length18mm
Max aperturef/3.2
TypeWide · Prime
Release year1972
Weight333 g
Filter size72 mm
Min focus distance0.17 m
Aperture blades6
Optical elements12
Groups10
AutofocusNo
StabilizationNo
Aperture controlAperture ring (with or without Auto Exposure setting)
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeUltra-wide angle prime lens
Field Notes02
18mm fixed wide-angle prime for SIGMA Y-S mount. Maximum aperture is f/3.2. Intended for wide scene coverage such as landscapes and general photography.
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Other Mounts03
No alternate mounts are indexed for this family yet.