Amazon.com

The Sigma 70-300mm f4-5.6 DG Macro Lens for Pentax Digital SLR Cameras is a telephoto lens that offers excellent cost performance and is optimized for use with digital SLR cameras. Capable of macro photography, this lens has a 1:2 maximum close-up magnification at the 300 millimeter focal length. It’s the ideal high performance lens for portraits, sports photography, nature photography, and other types of photography that frequently use the telephoto range. The lens f (more…)

Technorati Tags: 70300mm, Cameras, f/45.6, Lens, Macro, Pentax, Samsung, Sigma, Telephoto, Zoom

Amazon.com

Designed for exclusive use with Pentax digital SLR cameras, the Pentax DA series 50-135mm telephoto zoom lens makes it easy to capture close-in sports shots or intimate wildlife photography. The lens is distinguished by its aspherical elements, special optical-glass elements, and original glass coatings, which help produce a high contrast, unmatched clarity, and edge-to-edge sharpness. The lens also boasts a tightly sealed weather- and dust-resistant housing that stan (more…)

Technorati Tags: 50135mm, Cameras, Digital, f/2.8, Lens, Pentax, Series, Telephoto, Zoom