Sigma 85mm F1.4 EX DG HSM is an Auto Focus (AF) Telephoto Prime
lens with 35mm FF max sensor coverage and it is designed to be used with Pentax KAF3 mount cameras.
Lenses in Pentax KAF3 Mount with Same Focal and Aperture Range
Sigma 85mm F1.4 EX DG HSM is compatible with cameras that have Pentax KAF3
lens mount. Some of the latest released cameras with Pentax KAF3 lens mount are Pentax K-3 III
, Pentax K-1 II
and Pentax KP
Max sensor coverage of Sigma 85mm F1.4 EX DG HSM is 35mm FF
Sigma 85mm F1.4 EX DG HSM has a fixed focal lenght of 85mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 127.5mm.
Optical Image Stabilization
Sigma 85mm F1.4 EX DG 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).
Maximum Magnification Ratio
Sigma 85mm F1.4 EX DG HSM has a Max Magnification Ratio of 0.12x
and has a minimum focusing distance of 0.85m
Sigma 85mm F1.4 EX DG HSM has a max aperture of F1.4 and a minimum aperture of F16.0.
Sigma 85mm F1.4 EX DG HSM's optical formula consists of 11 elements in 8 groups.
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