N°409333 · Family detail
SigmaWide·SIGMA Y-S mount·1972
Sigma MF 18mm F/3.2 Spiratone
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 manual-focus wide-angle prime lens for Sigma Y-S mount, with a maximum aperture of f/3.2. Intended for wide scenes and general use on compatible APS-C/crop bodies.
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Other Mounts03
No alternate mounts are indexed for this family yet.