Focal Length : 16-35mm
Maximum Aperture : 2.8
Minimum aperture : 22
Lens Construction : 16 elements in 12 groups
Diagonal Angle of View : 108o10'-63o
Focus Adjustment : AF with full-time manual
Closest Focusing Distance : 0.92 ft./0.28m
Filter Size : 82mm, P=0.75mm/1 filter
Dimensions (D x L) : 88.5mm x 111.6mm (3.5 in. x 4.4 in.)
Weight : 640g (1.4 lb)

Dust cap
Lens cap