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引用第5樓nwl2000于2007-02-07 21:52發(fā)表的: v|XEC[F 我們課程設(shè)計(jì)只是設(shè)計(jì)了個(gè)簡單的望遠(yuǎn)系統(tǒng),拿著計(jì)算器算了兩周,每個(gè)結(jié)果至少保留9個(gè)有效數(shù)字,最后使用一個(gè)doc程序優(yōu)化,得到滿足像差要求的結(jié)構(gòu)參數(shù),當(dāng)時(shí)想想:光學(xué)也真夠精密,9個(gè)有效數(shù)字的微小變化就會(huì)導(dǎo)致像差無法滿足要求
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