Compatible with select Canon cameras
For Canon EOS DSLR cameras with APS-C sized sensors and an EF mount.
f/4 maximum aperture
Functions well in shade and in daylight but does not perform as well on overcast days or indoors.
17–40mm focal length
This short-range zoom lens is very useful for everyday photography.
UD (Ultra-low Dispersion) lens element for superior image quality
Effectively corrects chromatic aberration for optimum lens performance.
Ultrasonic Autofocus Motor
Provides fluid, quiet and swift focusing.
0.9' minimum focusing distance
Accommodates 77mm filters
Comes with lens cap, lens dust cap, lens hood and lens case.