Personal review of the Sigma 105mm f/2.8 EX macro lens.

Personal review of the Sigma 70-200 f/2.8 EX APO HSM zoom lens.

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 ...

A solid-built ultra wide-angle lens.

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 ...

Finally, I decided to disassemble it and try to fix it. I have always wanted to see the inside of a Canon EF lens anyway. Step 1: Unscrew the three tiny screws ...

The value of this lens is exceptional. At $80 from B&H, it is one of the cheapest lenses available. In fact, I don't recall any lens cheaper than this lens ...

Include with this lens are front and rear lens caps, a flower-shaped lens hood, and a gray padded carrying pouch. The carrying pouch has built-in strap for your ...

Servicing the Sigma 105mm f/2.8 EX macro lens. Personally, I've encountered auto focus problems with my Sigma AF105mm macro lens ever since I've had it.

Have you always wanted a super telephoto len to take wildlife photographs? But a 300mm f/2.8 lens costs about $4000 the last time I checked. Well, you can ...