Tamron Camera Lenses for Nikon
Digital lenses are, without doubt, one of the most important weapons a photographer 's arsenal. They are also one of the most variable, reaching in all possible weight, size and focal length of 10 millimeters wider fish-eye lens to the longest telephoto 800mm. Whether your passion is to isolate architectural details fine, or you are a landscape photographer looking to capture sunsets dramatic, There are many options of lenses, but fall into four main categories.
Standard
Lenses Standard full-frame digital SLR cameras to be between 40mm and 55mm, 50mm is the accepted norm. The normal lens is closer to the normal field vision of the human eye, providing perspective not distorted. They are often used for portrait photography. Many digital SLRs need a short focal length a 35mm camera or full-frame digital camera because of its smaller APS sensor, and these cameras will need a 35mm lens to get the same field of view as a 50mm lens on a full picture.
Wide
The wide-angle lenses are well suited to landscape and reportage photography, with its wider viewing angle and focal length shorter than standard lenses. The need for shorter focal lengths to compensate for the APS sensor in many digital SLRs has led to an influx of new models. A typical digital model of wide-angle could be 17-35mm, equivalent to giving a field of view of 25-52 mm in a full-frame SLR.
Macro
If you 've never looked at a complete picture of a small object such as an insect or petals and wondered how it was achieved, the answer is, using a macro lens. The macro lenses focus at a distance of 2 inches and allow a 1:1 life size reproduction. These lenses are designed specifically for photo close-up and are generally available in focal lengths from 50mm to 180mm.
Telephoto
Any digital camera with lenses away length above 50mm is designated as telephoto. Portrait photography is ideal for short telephoto lens (70mm to 120 mm) and focal lengths (135mm to 300mm and beyond) are excellent for wildlife and sports photography. Most digital SLRs with APS-sized sensors smaller, the magnification of a lens is increased about 1.5 times, for a 200 mm lens digital equivalent to 300mm on a full-frame camera About the Author:
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Article Source: ArticlesBase.com – Digital Lenses
Tamron 28-75mm f2.8 DSLR Lens review by Dom Bower
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