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Lens (optics) - Wikipedia
A lens is a transmissive optical device that focuses or disperses a light beam by means of refraction.A simple lens consists of a single piece of transparent material, while a compound lens consists of several simple lenses (elements), usually arranged along a common axis.Lenses are made from materials such as glass or plastic, and are ground and polished or molded to a desired shape.
Lens | Definition of Lens at Dictionary.com
Lens definition, a piece of transparent substance, usually glass, having two opposite surfaces either both curved or one curved and one plane, used in an optical device in changing the convergence of light rays, as for magnification, or in correcting defects of vision. See more.
Lens | Definition of Lens by Merriam-Webster
Lens definition is - a piece of transparent material (such as glass) that has two opposite regular surfaces either both curved or one curved and the other plane and that is used either singly or combined in an optical instrument for forming an image by focusing rays of light. How to use lens in a sentence.
Lens - definition of lens by The Free Dictionary
lens Light rays converge when passing through a biconvex lens (top) and diverge when passing through a biconcave lens (bottom).f indicates the focus. lens (lĕnz) n. pl. lens·es 1. A ground or molded piece of glass, plastic, or other transparent material with opposite surfaces either or both of which are curved, by means of which light rays are ...
New York DMV | License Event Notification Service (LENS)
[insert:server-name-change][insert:lens-log-in-vpass]I forgot my LENS password.The License Event Notification Service (LENS) can supply important information about the driving qualifications of drivers that you employ or regulate. Organizations that use LENS can quickly identify their problem drivers, and focus efforts to improve safety and decrease vulnerability.
Lens - The New York Times
lens Documenting Climate Change by Air, Land and Sea. The New York Times photographer Josh Haner has spent the past four years capturing the effects of climate change around the world and under water.
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The Lens - Free & Open Patent and Scholarly Search
The Lens serves almost all the patents and scholarly work in the world as a free, open and secure digital public good, with user privacy a paramount focus.
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