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This high zoom ratio lens is exclusively designed for digital SLR cameras and capable of covering a wide range of focal lengths from wide-angle to telephoto. Lens Construction 15 Elements in 13 Groups Angle of View 69.3 - 7.1 degrees Number of Diaphragm Blades 7 Blades Minimum Aperture F22 Minimum Focusing Distance 45cm Maximum Magnification 1:4.4 Filter Size 62mm Dimensions Diameter 70mm X Length 78.1mm Weight 405g This extended range super zoom lens is housed in a compact and lightweight construction of 70mm in diameter and 78.1mm in length, and weighing just 405g.
SLD an Aspherical lenses Two Special Low Dispersion (SLD) glass elements and two hybrid aspherical lenses offer the utmost correction for distortion and all types of aberrations. This lens uses a special coating which reduces flare and ghosting, a common problem with digital cameras and also creates an optimum colour balance.
Minimum Focusing Distance of 45cm This lens has a minimum focusing distance of 45cm at all focal lengths and has maximum magnification of 1:4.4.
Inner Focus and Zoom Lock The lens design incorporates an inner focusing system, which prevents the front of the lens from rotating, making it particularly suitable for using circular polarising filters and petal shaped lens hoods. The overall length of the lens does not change during focusing, ensuring convenient handling and ease of use. A zoom lock switch eliminates ‘zoom creep' during transportation, a convenient addition when travelling.
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