1. F Mount Lens/FX Format 2. Aperture Range: f/4 to 32 3. Four Extra-Low Dispersion Glass Elements 4. Nano Crystal & Super Integrated Coating 5. Silent Wave Motor AF System 6. VR II Vibration Reduction 7. Internal Focus; Manual Focus Override 8. Integrated Rotating Tripod Collar 9. Weather Sealed; Meniscus Front Lens 10. Rounded 9-Blade Diaphragm