Sigma 135mm F1.8 DG HSM is an Auto Focus (AF)
Telephoto Prime lens with 35mm FF max sensor coverage and it is designed to be used with Sigma SA mount cameras.
Lens Mount
Sigma 135mm F1.8 DG HSM is compatible with cameras that have Sigma SA lens mount.Some of the latest released cameras with Sigma SA lens mount are
Sigma Quattro,
Sigma Quattro H and
Sigma SD1 Merrill.
Sensor Coverage
Max sensor coverage of Sigma 135mm F1.8 DG HSM is 35mm FF.
Focal Range
Sigma 135mm F1.8 DG HSM has a fixed focal lenght of 135mm. When mounted on a 35mm FF format camera, it provides an 35mm (FF) equivalent of 135mm.
Body Colour
Black
Aperture
Sigma 135mm F1.8 DG HSM has a max aperture of F1.8 and a minimum aperture of F16.