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.
Lens Mount
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.
Sensor Coverage
Max sensor coverage of Canon EF 11-24mm F4L USM is
35mm FF.
Focal Range
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).
Body Colour
Canon EF 11-24mm F4L USM is available in Black color.
Zoom Method
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.
Aperture
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 .
Optical Formula
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
-
air sphere
- super spectra
- fluorine coatings.