Video: How To Use the SIGMA USB Dock to Calibrate and Update Your Lens

Learn how to keep your Sigma lens up-to-date and properly calibrated with the Sigma USB Dock and Sigma Optimization Pro software.

3 Questions I get asked the Most at Trade Shows

Here are some of the most popular questions I hear as a Sigma Tech Rep at Photo Events.

Sigma 120-300mm F2.8 DG OS HSM | Sports: Hands-On

There’s so much to love about the new Sigma 120-300mm F2.8 DG OS HSM | Sports lens, the third iteration of this unique fast-aperture telephoto zoom lens that pairs the performance of a 300mm F2.8 with the versatility of a constant-aperture zoom for quickly adjusting the composition.

Sigma Optimization Pro and USB Dock: Screencast Demo

The Sigma USB Dock paired with Sigma Optimization Pro software brings lens customization to an entirely new level. Photographers can now personally update the firmware of Sigma’s new Global Vision lenses and make performance enhancements including multi-zone microfocus adjustments of +/-20 from the factory default settings.