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aplanatic points |
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aplanatic points [¦a·plə¦nad·ik ′pȯins] (optics) Two points on the axis of an optical system which are located so that all the rays emanating from one converge to, or appear to diverge from, the other. 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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