英语词汇“astigmatic difference”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	astigmatic difference
释义	astigmatic difference astigmatic difference [¦a·stig‚mad·ik ′dif·rəns] (optics) The distance between the primary and secondary foci of an astigmatic optical system. The difference between the reciprocals of the distances of the primary and secondary foci from an astigmatic thin lens or mirror.
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