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Special Order
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This product is non-returnable and non-refundable
Your order will be confirmed once availability is verified by our team
Because this product is sourced specifically for you (e.g. high-value, limited run, or custom spec), all sales are final.
This product is currently backordered. It remains available to purchase online and will be shipped to you as soon as it becomes available.This product is currently backordered. It remains available to purchase online and will be ready for store pickup as soon as it becomes available.
Special order - extended backorder
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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 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.
