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Canon EF 70-200mm f/4L USM Telephoto Zoom Lens
EF mount; telephoto zoom lens
Ultra-low Dispersion glass with Fluorite elements; inner focusing ring; full-time manual focus
70-200mm focal length
f/4 constant maximum aperture
Ring-type UltraSonic Motor (USM)
This high performance L-series telephoto zoom lens ensures excellent image quality for every photographic situation and milieu. Filter Diameter - 67mm Lens Construction - 16 elements in 13 groups Minimum Aperture - f/32 Focus Drive - Ultrasonic 76mm x 172mm 705g
Angle of view (Horizontal, Vertical, Diagonal): 29 to 10 degrees, 19 to 7 degrees, 34 to 12 degrees
Lens construction: 16 elements in 13 groups
Number of diaphragm blades: 8
Minimum aperture: 32
Closest focusing distance: 4.9 feet
Maximum magnification: 0.26x (at 200mm)
AF actuator: Micro USM
Filter diameter: 67 millimeters
Maximum diameter by length: 3 x 6.8 inches (76 by 172 millimeters)
Weight: 25 ounces (705 grams)
Magnification with Extension Tube EF 12 II: 0.21 to 0.04
Magnification with Extension Tube EF 25 II: 0.39 to 0.09
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