Lens Type: Telephoto zoom lens
Mount: EF mount (compatible with Canon full-frame and APS-C sensor DSLR cameras)
Focal Length: 70-200mm
Aperture: Maximum aperture of f/2.8 (constant aperture throughout the zoom range)
Minimum Aperture: f/32
Autofocus: Ultrasonic Motor (USM) for fast and accurate autofocus
Image Stabilization: Yes (up to 3 stops of image stabilization)
Minimum Focus Distance: 1.2m (3.9 ft)
Construction: 19 elements in 15 groups
Filter Size: 77mm
Dimensions: 88.8 x 199.5mm (3.5 x 7.9 inches)
Weight: 1,430g (50.5 oz)
