- Constant f/2.8 Maximum Aperture throughout Entire Zoom Range.
- Canon's Air Sphere Coating (ASC) Minimizes Ghosting and Flare.
- Optical Image Stabilization at up to 3.5 Stops of Shake Correction.
- Fluorine Coating on Front and Rear Elements to Help Reduce Smears and Fingerprints.
- Highly Resistant to Dust and Water — Improved Durability Even in Harsh Conditions.