N°98434 · Family detail
CanonZoom·CANON EF mount·2003
Canon EF 17-40mm F/4L USM
Specifications01
MountCANON EF
Focal length17-40mm
Max aperturef/4
TypeZoom
Release year2003
Weight500 g
Filter size77 mm
Min focus distance0.28 m
Max magnification0.2398
Aperture blades7
Optical elements12
Groups9
AutofocusYes
StabilizationNo
Aperture controlNone
The aperture is controlled from the camera
Lens hoodEW-83E - Bayonet-type petal-shaped
TeleconvertersNot compatible
EraDigital era
Production statusDiscontinued
Additional Info02
Lens TypeWide-angle zoom lens
Field Notes02
Canon EF 17-40mm f/4L USM is an EF-mount zoom lens for wide-angle to standard views. It uses a constant f/4 maximum aperture and is suited for landscapes and general photography.
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Other Mounts03
No alternate mounts are indexed for this family yet.