Compact, lightweight design with a 5x zoom ratio -- 28 to 135mm equivalent

Excellent optical quality: Aspheric element with two Aspherical surfaces utilized

Close-focusing to 1.15 feet -- at 135mm, fills the frame with subject 3 x 4.4 inches

Ring-type Ultrasonic motor for superior AF performance; allows full-time MF

Image Stabilization extends the lens' usefulness in low-light levels

Circular aperture design -- natural highlights, even stopped down two stops

Non-rotating front element; lens length does not change during focusing

EF-S lens mount -- exclusively for EOS 20D and Digital Rebel bodies