Specifications
Type: Super-telephoto
Construction: 15 elements in 11 groups (UD glass in G2, G5)
View of Angle: 8 degrees 15'
Aperture Range: f/4-f/32
Closest Focusing Distance: 4.9 ft. (1.5 m)
Shooting Distance Range: 4.9/11.5 ft. (1.5 m/3.5 m) to infinity
Filter Size: 77mm
Function: AF, AE operation, Auto Aperture, Full Aperture Metering, Manual Focus also possible
IS Max Correctable Angle: +/-0.5 degrees (at infinity)
IS Function: Stabilizer Mode 1 (bidirectional image stabilization); Stabilizer Mode 2 (unidirectional image stabilization)
AF System: Rear-group focusing, with Ultrasonic Motor (USM)
Diaphragm: Pulse control system using Electromagnetic Diaphragm (EMD)
Coating: Super Spectra
Dimensions: 3.5" diameter x 8.7" length (90mm x 221mm)
Weight: 42.3 oz (1.2 kg) Lens Hood: Built-in (Locks when pulled out) Compact L-series telephoto lens with an Image Stabilizer which compensates for camera shake with the equivalent effect of a shutter speed two stops faster. Two Image Stabilizer modes are provided: Stabilizer Mode 1 (the same mode featured on the EF 75-300mm f/4-5.6 IS USM) and the new Stabilizer Mode 2 which steadies the image during horizontal or vertical panning. Mode 2 detects the panning direction automatically. The closest focusing distance is 4.9 feet (1.5 m).
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