From Sigma:
Thank you for purchasing and using our products.
Today, we are pleased to announce the availability of “SIGMA Optimization Pro 1.3 for Windows” and “SIGMA Optimization Pro 1.3 for Macintosh”, the dedicated software for the SIGMA USB DOCK and SIGMA MOUNT CONVERTER MC-11.
This download service is for SIGMA USB DOCK users and/or SIGMA MOUNT CONVERTER MC-11 users who are using our interchangeable lenses from our Art, Contemporary and Sports product lines.Please be sure to download SIGMA Optimization Pro 1.3 to use the SIGMA USB DOCK and SIGMA MOUNT CONVERTER MC-11 effectively.
Benefit of SIGMA Optimization Pro 1.3:
SIGMA Optimization Pro 1.3 for Windows
SIGMA Optimization Pro 1.3 for Macintosh
SIGMA Optimization Pro Download page
http://www.sigma-global.com/download/en/
Please ensure the SIGMA USB DOCK has the latest firmware installed.
B&H has the Sigma USB Dock in stock and the Mount Converter MC-11 available for preorder.