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 ...

It features 100 to 300 mm focal length with the minimum focus of objects at a distance of 1.8 meters. This lens has been designed with a maximum aperture of f/4 ...

Sigma has been so proud to release the world's first ultra telephoto zoom lens, Sigma APO 200 to 500mm F2.8 EX DG, which gives the fastest aperture of F2.8 at ...

The lens is very solid and sturdy, yet not very heavy. Focus ring has full throw, rather than the very short throws on zoom lens, which may be why AF is slow.

High ratio Sigma APO 150-500mm F5-6.3 DG OS HSM lens. Sigma APO 150-500mm F5-6.3 DG OS HSM is an ultra telephoto, high ratio, moderately fast zoom lens with ...

An extremely fast ultra wide-angle lens.

The lens looks and feels extremely solid. Its length is almost as long as the Canon 300mm f/4 L lens. As with the Canon lens, the flower-shaped hood makes the ...

The Opteka High Definition 500mm f/8 Preset Telephoto Lens costs $89.95 on Amazon. But you'll also need a t-mount adapter for your SLR camera, which costs ...

Some thoughts on the Canon 75-300mm f/4-5.6 II USM lens. This lens is the second SLR lens I ever purchased. (The Sigma 28-80 is my first.) This lens is about ...

The Sigma 105mm f/2.8 EX macro has been my all-time favorite lens. It has the capability for me to explore tiny worlds around our environment, which we ...