Sigma 8-16mm F4.5-5.6 DC HSM is an Auto Focus (AF) Wideangle Zoom
lens with APS-C / DX max sensor coverage and it is designed to be used with Canon EF mount cameras.
Sigma 8-16mm F4.5-5.6 DC HSM is compatible with cameras that have Canon EF
lens mount. Some of the latest released cameras with Canon EF lens mount are
Max sensor coverage of Sigma 8-16mm F4.5-5.6 DC HSM is APS-C / DX
Sigma 8-16mm F4.5-5.6 DC HSM has a focal range of 8-16mm and 2.0X zoom ratio.
Optical Image Stabilization
Sigma 8-16mm F4.5-5.6 DC HSM 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).
Sigma 8-16mm F4.5-5.6 DC HSM 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
Sigma 8-16mm F4.5-5.6 DC HSM has a Max Magnification Ratio of 0.13x
and has a minimum focusing distance of 0.24m
Sigma 8-16mm F4.5-5.6 DC HSM is a variable aperture lens with a max aperture of f4.5 and a minimum aperture of f22 at 8mm, and a max aperture of f5.6 and minimum aperture of f22 at 16mm .
Sigma 8-16mm F4.5-5.6 DC HSM's optical formula consists of 15 elements in 11 groups.
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