Generally I only use this lens for macro, and I find AF to be somewhat useless. AF is especially useless on semi-transparent objects. Since DOF is short, the ...
Being a macro lens, I use it in manual focus mode most of the time anyway, especially for 1:1 (one-to-one) magnification. I managed to continue using it for ...
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 ...
Personal review of the Sigma 70-200 f/2.8 EX APO HSM zoom lens.
A solid-built ultra wide-angle lens.
The Sigma 20mm f/1.8 D EX DG Aspherical Lens has a clutch-like system for switch between AF and MF modes. The system is very similar to the Sigma 105mm f/2.8 EX ...
Nov 19, 2019 · Sigma 105mm EX DG Macro - anyone know how to update the firmware and where can I get a copy of the firmware ? I cant stop the lens down ...
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 ...
Sigma 105mm f/2.8 EX DG OS Macro Lens for Nikon AF Cameras ...
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The Sigma 105mm f/2.8 EX DG OS Macro Lens for Nikon AF Cameras delivers superb, distortion-free images throughout its broad focus range, from infinity telephoto ...
Some thoughts on the Sigma 28-105mm f/2.8-4 zoom lens ... The Sigma 28-105 is good for the money. It is a bit soft. I like using it for portrait and B&W photos. I ...