Sigma USB Dock - Pentax Fit - Global Vision
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Product Information
Full details
The Sigma USB Dock is designed for Pentax-fit Sigma Global Vision lenses, enabling users to fine-tune autofocus speed, optical stabilization, and focus limits via Sigma's Optimization Pro software. This allows for personalized lens performance adjustments to match individual shooting styles. However, it is strictly compatible only with Sigma's new line of Art, Contemporary, and Sports lenses featuring a Pentax K mount, and will not work with older Sigma lenses.
All features
| Series | Global Vision |
|---|---|
| Model Part Number | 878961 |
| Brand | Sigma |
Extended Product Information
FAQs
Which Sigma lenses are compatible with the USB Dock?
The Sigma USB Dock is compatible only with Sigma's Global Vision line lenses (Art, Contemporary, Sports) that feature a Pentax K lens mount. It is not compatible with older Sigma lens models.
Do I need to buy the Sigma Optimization Pro software?
No, the Sigma Optimization Pro software is available as a free download from the official Sigma website for both Mac and PC operating systems.
Can I adjust focus settings for any Pentax lens?
No, this USB Dock is specifically designed for compatible Sigma Art, Contemporary, and Sports line lenses with a Pentax K mount. It will not work with other brands of lenses or older Sigma lenses.
How many AF speed modes are available?
There are three different AF speed modes available to modify how quickly the lens changes focus.
Can I adjust the OS on non-Sports line lenses?
Yes, the USB Dock includes three Optical Stabilizer (OS) modes that can be configured for compatible Art and Contemporary lenses, in addition to the Sports line.
What happens if I disconnect the USB cable during a firmware update?
Disconnecting the USB cable during a firmware update can corrupt the lens firmware, potentially rendering the lens unusable. Always ensure a stable connection and complete the update process.
Can I store custom profiles for different shooting scenarios?
Yes, the Sigma Optimization Pro software allows you to configure and save custom settings for focus and OS, which you can then load onto your lens as needed for different shooting situations.
Troubleshooting
Software does not recognize the USB Dock or lens
Ensure the USB cable is securely connected to both the dock and the computer. Try a different USB port or cable. Confirm you have the latest version of Sigma Optimization Pro installed and that your lens is compatible.
Firmware update fails
Ensure the lens is properly attached to the dock and the dock is securely connected to the computer. Do not disconnect the USB cable or turn off the computer during the update process. Try restarting the software and your computer, then attempt the update again.
Adjusted settings do not seem to take effect
Verify that you have saved the settings within the Sigma Optimization Pro software. Ensure the lens is properly mounted and recognized. Sometimes, a camera reboot may be necessary after making significant lens adjustments.
Pros and Cons
Pros
- Allows deep customization of lens behavior beyond camera settings.
- Enhances autofocus performance for specific shooting situations.
- Provides a convenient way to manage lens firmware updates.
- Tailors lens response to individual user preferences and shooting styles.
- Improves the versatility of compatible Sigma Art, Contemporary, and Sports lenses.
Cons
- Limited compatibility, only works with specific Sigma Global Vision lenses with a Pentax K mount.
- Requires a computer and the Sigma Optimization Pro software.
- Steeper learning curve for advanced customization options.
- Does not support older Sigma lens models.
- Requires careful calibration to achieve optimal results.
Setup, Compatibility & Care
Compatibility:
- Lens Mount: Pentax K
- Lens Series: Sigma Art, Contemporary, and Sports lines only.
- Software: Requires Sigma Optimization Pro, available for macOS and Windows.
- Note: This dock is not compatible with older Sigma lenses.
Setup:
- Download and install the Sigma Optimization Pro software from the official Sigma website.
- Connect the Sigma USB Dock to your computer using a USB cable.
- Attach your compatible Sigma lens securely to the USB Dock.
- Launch the Sigma Optimization Pro software; it should automatically detect the connected lens and dock.
- Follow the on-screen prompts to update firmware or adjust lens settings.
Care:
- Keep the USB Dock and lens contacts clean and free of dust and debris.
- Use a soft, dry microfiber cloth for cleaning. Avoid liquids or abrasive materials.
- Store the dock and lens in a dry, safe place when not in use.