The Opteka mirror lens is incredibly compact and lightweight. Using an advanced reflex design, this is a mirror lens that is ideally suited for wildlife and sports photography. It has a fixed aperture of f8. It comes complete with a soft pouch and three (3) rear mounted, 30.5mm filters, (ND-2X, ND-4X & Skylight). Opteka mirror lenses incorporates advanced computer designed optics and the latest in multi-coating techniques.á The process of multi-coating assures virtually flare free (more…)

Technorati Tags: 500mm, D300, D40X, D700, D70s, Lens, Mirror, Nikon, Opteka, Telephoto

Cameras fitted with normal lenses do not permit us to move closer than a certain minimum distance from the object being photographed. The Close-Up lens, which is simply mounted in the front of our normal taking lens, permits the taking of close-ups and also makes possible the photography of details which would be quite impossible without using the Close-Up lens.
The easy to use solution for getting extra close. These lenses enable you to get much closer than the minimum focus of th (more…)

Technorati Tags: 67mm, CloseUp, D40X, D700, D70s, Lens, Macro, Nikon, Opteka, with

Exclusively designed to suit the characteristics of digital SLR cameras. The image circle was designed to match the size of the image sensors of most digitalSLR cameras and this has resulted in a compact lightweight lens. Sigma has incorporated an HSM Hyper Sonic Motor into the 18-50mm F3.5-5.6 DC HSM, that now allows quite and high-speed autofocusing with all Nikon DSLR cameras. Aspherical lens and Super Multi Layer Coating are used for excellent lens performance. High image quali (more…)

Technorati Tags: 1850mm, Angle, D40X, D5000, f/3.55.6, Lens, Nikon, Sigma, Wide, Zoom