sigma 500mm f4 - kapan game sigma bisa login
$800.00
Autofocus performance. green belt lean six sigma The autofocus on the Sigma 500mm F4 DG HSM OS Sport lens is flawless First, you can turn the annoying autofocus beep off with a simple switch right on the barrel of the lens Turning the autofocus beep off is essential when photographing wildlife since the noise can make your subjects anxious