Focal Length & Maximum Aperture
28-135mm 1:3.5-5.6
Lens Construction
16 elements in 12 groups
Diagonal Angle of View
75° - 18°
Focus Adjustment
Inner focusing system with USM
Closest Focusing Distance
0.5m / 1.6 ft.
Zoom System
Rotating Type
Filter Size
72mm
Max. Diameter x Length, Weight
3.1 x 3.8, 18.9 oz. / 78.4mm x 96.8mm, 540g