Close focusing distance
0.2 m
Objective structure (elements/groups)
11/8
Lens type
Wide-angle fisheye lens
Number of aperture blades
7
Viewing angle (vertical)
144 °
Viewing angle of the lens, diagonal
144 °
Viewing angle (horizontal)
144 °
Lens back cap included
Yes
Camera brand compatibility
Canon
Maximum zoom factor
0.03 x
Features of the lens coating
Luftkugel-Beschichtung (ASC)
Number of ultra-low dispersion (UD) elements
2