Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 14 years, which has given me a front row seat for the changeover from DSLRs to mirrorless cameras, ...

Sigma is a company that makes aftermarket lenses for DSLR cameras and just about every manufacturer out there. The company also makes a number of other accessories such as flashes and lots more. Sigma ...

The newest zoom from Sigma doesn't feature an overly-ambitious aperture, but promises to make up for it with sharpness. Images, and the devices that capture them, are my focus. I've covered cameras at ...

If you've been unsatisfied with Sigma's development in Optical Stabilizer lenses, here's some good news for you. They've drop three new zoom lens at PMA 2008, with OS ability of 4 stops of light ...