Sigma 14-24mm F2.8 DG HSM 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.
Sigma Art Lenses in Canon EF Mount
Check the link below to compare specs of the latest cameras in this series side by side:
Lens Mount
Sigma 14-24mm F2.8 DG HSM 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 Sigma 14-24mm F2.8 DG HSM is
35mm FF.
Focal Range
Sigma 14-24mm F2.8 DG HSM has a focal range of 14-24mm and 1.7X zoom ratio. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 22.4 - 38.4mm.
Body Colour
Sigma 14-24mm F2.8 DG HSM is available in Black color.
Zoom Method
Sigma 14-24mm F2.8 DG HSM features
Rotary (extending) zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.
Maximum Magnification Ratio
Sigma 14-24mm F2.8 DG HSM has a Max Magnification Ratio of
0.18x and has a minimum focusing distance of
0.24m.
Aperture
Sigma 14-24mm F2.8 DG HSM is a fixed aperture lens with a constant max aperture of f2.8 from 14mm all the way to the 24mm .
Optical Formula
Sigma 14-24mm F2.8 DG HSM's optical formula consists of 17 elements in 11 groups. Following special elements are used in this design:
- 1 aspherical
- 3 SLD
- 3 FLD elements