Lens Type	Digital SLR Lenses \| Mirrorless Lenses
Focal Length	20mm
Maximum Aperture	f/1.4
Aperture (Max. & Min.)	Max: f/1.4; 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	94.5°
Minimum Focus Distance	27.6 cm / 10.9 in
Maximum Close-Up Magnification	0.14x
Groups/Elements	11 Groups; 15 Elements
Diaphragm Blades	9

Lens Features

Lens Physical

Dimensions (DxL)	Canon EF: 90.7 x 129.8 mm / 3.6 x 5.1 in \| L-Mount (Mirrorless): 90.7 x 153.75 mm / 3.6 x 6 in \| Nikon F: 90.7 x 129.8 mm / 3.6 x 5.1 in \| SIGMA SA: 90.7 x 129.8 mm / 3.6 x 5.1 in \| Sony E (Mirrorless): 90.7 x 155.8 mm / 3.6 x 6.1 in
Weight	Canon EF: 950 g / 33.5 oz \| L-Mount (Mirrorless): 1035 g / 36.5 oz \| Nikon F: 950 g / 33.5 oz \| SIGMA SA: 950 g / 33.5 oz \| Sony E (Mirrorless): 1015 g / 35.8 oz

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