The lens uses a rear focusing system, high-speed CPU, and a powerful ring-type USM with revised electronics for faster, more responsive AF. This lens continues the proud tradition of superior clarity optics found in L-series Canon lenses.
AF actuator
USM
Auto focus
Y
Closest focusing distance
0.2m
Compatible products
Canon DSLR
Diagonal angle of view (max)
114°
Fixed focal length
1.4 cm
Lens structure (elements/groups)
14/11
Manual focus
Y
Maximum aperture number
22
Number of diaphragm blades
6
Weight & dimensions
Diameter
8 cm
Length
9.4 cm
Weight
645g
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