Sigma Sigma Usb Dock For Canon Lenses Lens Accessories

The Sigma Usb Dock For Canon Lenses Works In Conjunction With Sigma Optimization Pro Software In Order To Connect A Photographers Lens To Their Personal Computer To Update Firmware And Other Parameters Such As Focus, And For The Sports Category: Autofocus Speeds, Focus Limiters, And Optical Stabilization Functionality. Updating The Firmware Can Be Done Via The Internet. Sigma Photo Pro Is Available For Mac And Pc Computers.

Focus Settings:
4 Categories Of Customization For Fixed Focal Length.
16 Categories Of Customization For Zoom Lenses (4 Options For Focal Length) X (4 Options For Shooting Distance).

Sports Line:
Af Speed: 3 Adjustment Modes.
Focus Limiter: Customize Auto Focus Range.
Os: 3 Adjustment Modes.

This Dock Is Only Compatible With The Sigma Art, Contemporary, And Sports Line Lenses Featuring A Canon Ef Lens Mount.