The Sigma USB dock works in conjunction with Sigma Optimization Pro software in order to connect a photographers lens to their personal computer to update firmware, calibrate the lens and other customizations such as the focus parameter. For the Sports category, changes can be made to: Autofocus speed, focus limiters, manual focus override and optical stabilization functionality. Updating the firmware can be done via the internet. Sigma Photo Pro is available for Mac and PC computers.
- 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).
For Sports Line:
- AF Speed: 3 adjustment modes.
- Focus Limiter: Customize auto focus range.
- OS: 3 adjustment modes.
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