Zoom Lens

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Zoom Lens

A lens that allows a photographer to focus so that it appears that a picture is closer to or farther away from the viewer. The first zoom lens was developed by Frank Back and was introduced in 1959.
References in periodicals archive ?
8 ZA SSM II (model SAL1635Z2) wide angle zoom lenses will be available this June for about $2100 and $2250, respectively.
Zoom lenses have always been a boon to people who use slide film.
2B portable HD lens is the newest member of Canon's cost-effective HDgc Series of portable HD zoom lenses.
Combining the wide-angle and telephoto zoom lenses as a set enables users to cover a wide focal length range, from 15.
Employing anomalous dispersion glass, effective in eliminating chromatic aberration, and large-diameter aspherical lenses, the zoom lenses achieve high-resolution imaging from the center of the frame to the outer edges.
Zoom lenses, with their inherent multi-magnification design, enable flexibility to be designed into new automation equipment.
Canon's new ZR100 (estimated selling price of $349*) and ZR200 (estimated selling price of $399*), camcorders now feature 20x optical zoom lenses.
Particularly among advanced amateur and professional photographers, there has been a growing need for affordable zoom lenses that support true wide-angle and ultra-wide-angle photography.
6 USM Zoom Lenses Offer Wide Angles of View for Small Sensor Digital SLRs
With the XL2 camcorder's XL mounting system, users can choose from an array of wide angle, manual and auto focus zoom lenses as well as fixed-focal length and telephoto lenses.