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's 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