Quick Summary
The Sigma USB Dock Canon is for use with Sigma Global Vision lenses and lets you update lens firmware, adjust focus position for precise auto focusing, and customise selected features on Sigma Sport lenses. It also works with the free Sigma Optimization Pro software for Windows and Mac computers.
Who It Is Best For
This is a practical choice for Sigma lens owners who want to keep compatible lenses current and make fine adjustments to focusing behaviour. It will suit users who prefer to manage lens settings from a computer rather than leave them unchanged.
What To Know Before You Buy
It is intended for Sigma Global Vision lenses, so compatibility should be checked before ordering. The product is also described as working with Sigma Sport lenses for selected customisation features.
Pros: Helps update lens firmware and adjust focus related settings from a computer.
Cons: Only suitable for compatible Sigma lenses, so buyers should confirm their lens range before choosing.
Common Buyer Questions
What does the USB Dock do?
It lets you update lens firmware and make focus related adjustments on compatible Sigma lenses.
Is it only for Canon lenses?
The title names Canon, but compatibility should be checked against the lens and camera combination before ordering.
Can I use it with a computer?
Yes. Sigma Optimization Pro is available as a free download for Windows and Mac computers.
Does it work with all Sigma lenses?
No. It is described for Sigma Global Vision lenses, with additional feature customisation noted for Sigma Sport lenses.
What can I customise?
Selected features include autofocus speed and focus limiter distances on Sigma Sport lenses.
Key Details
| Detail | What it means in use |
|---|---|
| Compatible range | For use with Sigma Global Vision lenses |
| Firmware updates | Lets you update lens firmware |
| Focus adjustment | Allows focus position adjustment for more precise auto focusing |
| Customisation | Includes autofocus speed and focus limiter distance adjustments on Sigma Sport lenses |
| Software | Free Sigma Optimization Pro download for Windows and Mac computers |
Final Buying View
If you own compatible Sigma lenses and want a simple way to manage firmware and focusing settings, the Sigma USB Dock Canon is a useful accessory to consider. It is best suited to buyers who need the control and flexibility it offers for supported lenses.
