Sigma
Sigma 20mm f/1.4 DG HSM Art
Camera Lens
0100
84
✦
▋
General Info
Lens type
prime
Lens mount
nikon f
Release date
20190226
Is weather-sealed (splashproof)
✖ No
Has a metal mount
✔ Yes
Weight
950 g
Optics
Maximum focal length
20 mm
Minimum focal length
20 mm
Has built-in optical image stabilization
✖ No
Maximum angle of view
94.5 °
Minimum angle of view
94.5 °
Magnification
0.14 x
Aperture
Wide aperture (main camera)
1.4 f
Widest aperture at maximum focal length
1.4 f
Aperture blades
9
Has rounded aperture blades
✔ Yes
Smallest aperture at maximum focal length
16 f
Smallest aperture at minimum focal length
16 f
Focus
Can focus to infinity
✔ Yes
Has focus motor
✔ Yes
Has full-time manual focus
✔ Yes
Has a silent focus motor built into the lens
✔ Yes
Minimum focus distance
0.3 m
Benchmarks
Sharpness result
31 P-MPix
Chromatic aberration
10 µm
DxOMark score
41
Distortion
0.7%
Transmission
1.7 TStop
Vignetting
-2.1