Focal Length : 82.3mm
Maximum aperture: 2.8
Minimum aperture: 32
Lens Construction : 6 elements in 6 groups
Closest Focusing Distance : 0.7m/2.3 ft.
Magnification at Close Range : 1:6:5
Coverage at Close Range : 36 x 27cm
Dimensions (D x L): 84mm x 70mm
Filter size : 67mm
Weight: 475 g (17 oz)