fbpx

Topic » Sigma 24-70mm f/2.8 DG OS HSM Art

Geek Articles

Stopping Down Some Bargain Primes and Zooms

By

In my last post, we looked at how the field curvature of some really excellent 35mm f/1.4 primes affected what happens when we stop down the lens. The takeaway message is that as you stop down, things change a bit differently with the different lenses, but by f/5.6 they were similar. Still slightly different, but […]

Sigma Art Series 14-24mm

Equipment

MTF Tests for the Sigma 14-24mm f2.8 Art Series Lens

By

Most of you know I’m a big fan of Sigma’s Art prime lenses. They give superior optics at excellent prices just about every damn time. I’ve been more mixed in my opinions of Sigma’s Art zoom lenses. I thought the Sigma 24-105mm f/4 Art was the best 24-105mm I’ve ever tested (and I hate testing 24-105s). The […]

Sigma 24-70mm Art Series Review

Lenses and Optics

Sigma 24-70mm f/2.8 DG OS HSM Art Sharpness Tests

By

Sigma has been on an incredible run these last 5 years, releasing one amazingly sharp lens after another. They’ve made lenses no one has ever tried before and not only succeeded, they made them amazingly good on the first try. Their quality control has become as good as anyone’s, better than most. And their repair […]

Follow on Feedly