Maker
Sigma
2 lenses catalogued . 2 have a full write-up.
Lens Focal Aperture Format Article
Sigma 50mm f/1.4 EX DG HSM (Nikon F) 50mm f/1.4 35mm Read article Sigma 85mm f/1.4 EX DG HSM (Nikon F) 85mm f/1.4 35mm Read article Maker
2 lenses catalogued . 2 have a full write-up.