The EF 70-200mm f/4L IS USM is a lightweight, compact L Series telephoto zoom lens with Image Stabiliser. The optical Image Stabilisation in the new EF 70-200mm f/4L IS USM lens provides up to an incredible four stops of shake correction-a first for Canon IS lenses. The use of fluorite UD lens elements provides excellent optical performance in terms of resolution and contrast. These features, together with its water-and dust-proof construction, provide both the performance and portability to meet user demands.
Focal Length & Maximum Aperture: 70-200mm f/4
Lens Construction: 20 elements in 15 groups
Diagonal Angle of View: 34°- 12°(with full-frame cameras)
Focus Adjustment: AF with full-time manual
Closest Focusing Distance: 3.94 ft. / 1.2m
Filter Size: 67mm