Sony 70-400mm f/4-5.6 G SSM II Lens

A-Mount Lens/Full-Frame Format
Aperture Range: f/4-5.6 to f/22-32
Two Extra-Low Dispersion Elements
Nano AR Coating
Super Sonic Wave AF Motor
Three Focus Hold Buttons; Internal Focus
Electronic Focus Range Limiter
Dust and Moisture-Resistant Construction
Removable, Rotating Tripod Collar
Nine-Blade Circular Diaphragm