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zebra:1. 因?yàn)楣馊顽R面重合時(shí),主光線高度等於零。Seidel像差函數(shù) `shB[Lt 說(shuō)明,此時(shí)非球面對(duì)彗差,像散,畸變都不產(chǎn)生作用。2. 非球面不影響場(chǎng)曲,與光圈是否與和鏡面重合都無(wú)關(guān)。....... (2016-01-14 00:00) I uDk9<[b:
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