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omnifocal lens |
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omnifocal lens [¦äm·nə‚fō·kəl ′lenz] (optics) A bifocal eyeglass lens that is shaped to allow a smooth transition from one focus to the other. Also known as progressive lens. 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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