The Sigma 24-60mm F2.8 EX DG Lense is one of sigma's latest professional lens creations. Although simple in design, the overall lens offers a stunning array of ...
Personal review of the Sigma 28-105mm f/2.8-4 zoom lens ... sigma lens: Sigma 28-105mm f/2.8-4.0 Aspherical ... It is a 72 mm thread. I find the build-in flash ...
Personally, I've encountered auto focus problems with my Sigma AF105mm macro lens ever since I've had it. I find that sometimes AF is completely redundant in ...
Sigma 20mm f/1.8 D EX DG Aspherical Lens. Sun, 13 May 2012 12:58:28 -0700. Sigma EX motor. Sun, 13 May 2012 04:43:47 -0700. Sigma teleconverter compatibility.