Canon EF 11-24mm F4L USM is an Auto Focus (AF) Wideangle Zoom
lens with 35mm FF max sensor coverage and it is designed to be used with Canon EF mount cameras.
Canon EF 11-24mm F4L USM is compatible with cameras that have Canon EF
lens mount. Some of the latest released cameras with Canon EF lens mount are Canon 1D X III
, Canon 6D MII
and Canon 5D MIV
Max sensor coverage of Canon EF 11-24mm F4L USM is 35mm FF
Canon EF 11-24mm F4L USM has a focal range of 11-24mm and 2.2X zoom ratio. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 17.6 - 38.4mm.
Optical Image Stabilization
Canon EF 11-24mm F4L USM doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Canon EF 11-24mm F4L USM is available in Black color.
Canon EF 11-24mm F4L USM features Rotary (internal)
zoom method where the length of the lens doesn't change while you are zooming in or out. Even though this design has a size disadvantage in general compare to extending designs, it has the benefits of better sealing against dust and moisture, no zoom creep and no weight balance shift while zooming.
Maximum Magnification Ratio
Canon EF 11-24mm F4L USM has a Max Magnification Ratio of 0.16x
and has a minimum focusing distance of 0.28m
Canon EF 11-24mm F4L USM is a fixed aperture lens with a constant max aperture of f4 from 11mm all the way to the 24mm .
Canon EF 11-24mm F4L USM's optical formula consists of 16 elements in 11 groups. Following special elements are used in this design:
- Four aspherical
- one Super UD
- one ED elements. Sub-wavelength structure
- super spectra
- fluorine coatings.