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cylindrical lens |
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cylindrical lens [si′lin·drə·kəl ′lenz] (optics) A lens one or both of whose surfaces are a portion of a circular cylinder. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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This optical rectangle is then collimated by a cylindrical lens, such that the rectangle illuminates objects of interest at various distances from the source. |
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