The 70-200mm market is crowded, but serious photographers looking for a good telephoto zoom lens should seriously consider Sigma's high-end but relatively affordable telephoto zoom. Stephen Shankland ...

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, ...

I highly recommend the Nikon 85mm F/1.8 lens, which is one of the best portrait lenses available for under $1,000. Its ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Sigma 70-200mm F2.8 DG DN OS Sports. The Sigma 70-200mm F2.8 DG DN OS Sports has a tough act to follow. We’ve always been big fans ...

Reviews / Sigma 18-250mm f/3.5-6.3 DC Macro OS HSM Lens Hands-On Have a look at the new Sigma 18-250mm f/3.5-6.3 DC Macro OS HSM Lens. 15 Jun 2012 9:00AM by Gary Wolstenholme | Sigma 18-250mm ...

The Sigma 150mm F2.8 EX DG OS HSM APO Macro lens is sharp wide open, and it improves dramatically as you close its aperture. It is capable of 1:1 magnification and produces minimal distortion.

To be completely honest, 600mm is not a focal length with which I feel intimately familiar. But, when I got the chance to spend a few days with Sigma’s new 150-600mm F/5-6.3 super-telephoto zoom lens, ...

John Riley puts the 100-400mm Contemporary telephoto zoom lens from Sigma to the test to find out how good its reach really is.

The Sigma 105mm F2.8 EX DG OS HSM Macro is an f/2.8 lens with a classic macro focal length. It's not the sharpest lens wide open, but it does a good job from f/4 onward.

The Sigma 150mm F2.8 EX DG OS HSM APO Macro lens is sharp wide open, and it improves dramatically as you close its aperture. It is capable of 1:1 magnification and produces minimal distortion.