- 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, and Improved Durability Even in Harsh Conditions.
Inner Focusing System with Ring Ultrasonic Motor.
Full-time Manual Focus.
One Fluorite Element and Five UD Elements for High Image Quality.
Minimum Focusing Distance of 3.9 ft./1.2m.
With the addition of our Air Sphere Coating (ASC) for reduced ghosting and flaring, the EF 70-200mm f/2.8L IS III USM provides the outstanding clarity and performance you need to create your upcoming masterpiece.