Canon 16-35mm f4L IS 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 16-35mm f4L IS 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 16-35mm f4L IS USM is
35mm FF.
Focal Range
Canon 16-35mm f4L IS USM has a focal range of 16-35mm 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 25.6 - 56mm.
Optical Image Stabilization
Canon 16-35mm f4L IS USM features an optical image stabilization system which helps to reduce the blur that occurs due to shaking during hand-held shooting.
Zoom Method
Canon 16-35mm f4L IS 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 16-35mm f4L IS USM has a Max Magnification Ratio of
23x and has a minimum focusing distance of
28m.
Aperture
Canon 16-35mm f4L IS USM is a fixed aperture lens with a constant max aperture of f4 from 16mm all the way to the 35mm .
Optical Formula
Canon 16-35mm f4L IS USM's optical formula consists of 16 elements in 12 groups. Following special elements are used in this design:
- 3 aspheric
- 2 UD lens elements
- plus fluorine coating