Tamron now offers a lightweight, compact image-quality telephoto zoom lens with macro function of 1: 2, which can be used with digital cameras. This goal is a new type of lens with an optical system with improved multi-coating for use with digital SLR cameras and film cameras function. This 70-300mm telephoto zoom and macro shots of a switch in the focal length of 180mm to 300mm one obtains a maximum magnification ratio 1: 2 with a minimum focusing distance as short as 37th 4 ", allows for close-ups of flowers, insects and other objects that normally require the use of a specially designed macro lens. Furthermore, it is a zoom lens offers casually, that the distant capture and shortening effect of reasons 
Posts Tagged ‘Pentax’
Tamron AF 70-300mm f/4.0-5.6 Di LD Macro Zoom Lens for Pentax Digital SLR Cameras
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Sigma 70-300mm f/4-5.6 DG APO Macro Telephoto Zoom Lens for Pentax and Samsung SLR Cameras
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The high performance telephoto zoom lens is ideal for digital SLR cameras. This lens has two SLD glass elements in the front lens group and one in the rear lens group. You can shoot with maximum magnification 1:2 at the focal length of 300 mm. E 'the ideal lens for portraits, sports photography, nature photography, and other types of photography that frequently use the telephoto range.
Sigma 70-300mm f/4-5.6 DG Macro Telephoto Zoom Lens for Pentax and Samsung SLR Cameras
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The Sigma 70-300mm F4-5. 6 DG Macro for Pentax Digital SLR Cameras is a telephoto lens that offers excellent performance and cost, is optimized for use with digital SLR cameras. Capable of macro photography, this lens has a 1:2 maximum magnification in the vicinity of 300 mm focal length.
E 'is the ideal high performance lens for portraits, sports photography, nature photography, and other types of photography that frequently use the telephoto range.
The lens has a switch for switching to photography at focal lengths between 200 millimeters and 300 millimeters macro, with a maximum close-up magnification of 1:2. 9 to 1:2. The multi-layer lens coating reduces design and lens flare and ghosting, which