Fight for the Ball 3
Two girls fight for the ball in this soccer action shot. Even with a 2x extender attached, the lens still delivers a wide f/4 aperture.
400mm f/4.0 1/1600s ISO 400
Golden Retriever Looking Intently
A Golden Retriever peers intently into the distance. Combine a long focal length and wide aperture with a subject sufficiently separated from the background and the results is an isolated subject in focus.
400mm f/4.0 1/320s ISO 100