Lens Type	Digital SLR Lenses \| Mirrorless Lenses
Focal Length	135mm
Maximum Aperture	f/1.8
Aperture (Max. & Min.)	Max: f/1.8; Min: f/16
Camera Mount Type	Canon EF \| L-Mount (Mirrorless) \| Nikon F \| SIGMA SA \| Sony E (Mirrorless)
Camera Format	Full-Frame
Angle of View	18.2°
Minimum Focus Distance	87.5 cm / 34.4 in
Maximum Close-Up Magnification	0.23x
Groups/Elements	10 Groups ; 13 Elements
Diaphragm Blades	9

Lens Features

Lens Physical

Filter Thread	82mm
Dimensions (DxL)	Canon EF: 91.4 x 114.9 mm / 3.6 x 4.5 in \| L-Mount (Mirrorless): 91.4 x 138.9 mm / 3.6 x 5.4 in \| Nikon F: 91.4 x 114.9 mm / 3.6 x 4.5 in \| SIGMA SA: 91.4 x 114.9 mm / 3.6 x 4.5 in \| Sony E (Mirrorless): 91.4 x 140.9 mm / 3.6 x 5.5 in
Weight	Canon EF: 1130 g / 40.9 oz \| L-Mount (Mirrorless): 1220 g / 43 oz \| Nikon F: 1130 g / 40.9 oz \| SIGMA SA: 1130 g / 40.9 oz \| Sony E (Mirrorless): 1200 g / 42.3 oz