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swoptical:但是像阿貝數(shù)這樣的參數(shù),分等級的意義不是特別大吧,成都光明的玻璃阿貝數(shù)一般是0.8%,公差分析上你沒得選,只能0.8%, )2}{fFa% 而折射率公差又能保證在50個單位以內(nèi),因此更寬松的折射率公差也是沒有意義的 aG?ko*A; (2015-05-06 09:04) Wy%q9x]}
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