Available mounts
Canon EF / Nikon F / Pentax K
Groups
11
Elements
15
Weight
830g
Autofocus
No
Length mm
101
Diameter mm
95
Max Aperture
f/1.4
Min Aperture
f/16
Image Circle
Full Frame
Min Aperture
22
Min Focus Distance
30cm
Aperture Blades
11
Focal Length (Max)
21mm
Focal Length (Min)
21mm