Overview
Focus
Focal Length
18mm
Autofocus
No
Manual Focus Ring
?
Minimum Focus
0.5 m
Max Magnification
0.043 x
Aperture
Maximum
F4 (4 stops from F1.0)
Minimum
F22
Step Size
?
Blades
?
Aperture Ring
Yes
Dimension
Length
71 mm
Diameter
65 mm
Filter Diameter ø
58 mm
Weight
350 g
Hood?
?
Tripod Collar?
?
Optics
Elements
10
Groups
8
Description
?
Links