the Digital Lens Optimizer

Real-time Tracking reliably maintains focus

Desk and tabletop stands are a fine option

the α7R IV can capture up to approx

fast autofocus

Canon EF 100-400mm f/4.5-5.6L IS II USM Lens (9524B002) CANON AUTHORIZED USA DEALER Canon EOS Lenses the Digital Lens OptimizerPROUDCT OVERVIEW The EF 100 400mm f 4. 5 5. 6L IS II USM lens delivers a superb combination of cutting edge performance, compact construction and brilliant resolving power that's great for sports and wildlife photography. The lens features one fluorite and one super UD element to help provide impressive contrast and resolution with reduced chromatic aberration across the entire zoom range. Canon's new Air Sphere Coating (ASC) helps significantly