Sigma 120-300mm F/2.8 DG OS HSM Sports For Canon

The Sigma 120-300mm f/2.8 DG OS HSM A1 for Canon is the update to the popular Sigma 120-300mm f/2.8 OS telephoto zoom lens. Key features include:

• Excellent for fast-action sports and outdoor photography

• Built-in four-step image stabilization

• Fast, smooth, nearly silent autofocus

• Sigma USB Dock compatible

Perfect for Sports Shooters. One of the first Sigma lenses geared toward sports shooting, the 120-300mm f/2.8 is well-suited for fast-moving subjects that often require a mix of longer range and wide-aperture control. This lens’s dust- and splashproof construction makes it excellent for shooting in outdoor and adverse conditions.

Build. The design features rubber focus and zoom rings and conveniently located mode switches to enhance usability with the lens. A built-in Optical Stabilizer provides a four-stop equivalent reduction in the appearance of camera shake, while the Hyper Sonic AF Motor provides fast, smooth, and quiet autofocusing for faster performance that benefits photographers and videographers.

Dock Compatible. As part of Sigma’s Global Vision series, this lens is compatible with the , which allows you to use the Sigma Pro Optimization software to tailor certain lens settings to your shooting needs.

Sigma TC-Compatible. This lens is officially supported by Sigma’s own and .

The new version of the Sigma 120-300 f/2.8 OS lens is optically identical to the old version. You do get several improvements that may be worthwhile. The first doesn’t sound like much, but it is: a…

The new version of the Sigma 120-300 f/2.8 OS lens is optically identical to the old version. You do get several improvements that may be worthwhile. The first doesn’t sound like much, but it is: an improved tripod collar that really helps you handhold the lens if you choose to do that. The second is adjustability on the which allows you to microfocus adjust for 4 different focusing distances at each of 4 zoom ranges. It also lets you adjust AF speed (faster, but perhaps less accurate or slower and perhaps more accurate) and the OS system (I still haven’t figured out exactly what the 3 different OS settings do, but they do change things).

June, 2013