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interval of Sturm |
Also found in: Encyclopedia | 0.01 sec. |
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Sturm, interval of The linear distance between the two focal lines of an astigmatic optical system. Syn. astigmatic interval; focal interval. See oblique astigmatism. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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