EF 70-200mm F2.8L USM

introduced 1995

Focal length and maximum aperture: 70-200mm 1:2.8
Lens construction: 18 elements in 15 groups
Diagonal angle-of-view: 34°-12°
Focus adjustment: ring-type USM, inner focusing system, full-time manual focus
Closest focusing distance: 1.5 m/ 5.0 ft., 0.16 x magnification
Zoom system: rotation type
Filter size: 77mm
Max. diameter x length, weight: 84.6 x 193.6mm, 1,310g