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Huygens' eyepiece |
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Huygens' eyepiece n (Physics / General Physics) Physics a telescope eyepiece consisting of two planoconvex lenses separated by a distance equal to half the sum of their focal lengths, which are in the ratio of three to one, and oriented so that their curved surfaces face the incident light [named after Christiaan Huygens (1629-95), Dutch physicist] 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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