Focal Length & Maximum Aperture: 55-200mm 1:4.5-5.6
Lens Construction: 13 elements in 13 groups
Diagonal Angle of View: 43º - 12º
Focus Adjustment: Front group rotating extension system with USM
Closest Focusing Distance: 1.2m / 3.9 ft.
Zoom System: Rotating type
Filter Size: 52mm
Max. Diameter x Length, Weight: 2.8" x 3.8", 10.9 oz. / 70.4 x 97.3mm, 310g