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qsj98:三種方法僅供參考: \kV|S=~@ 1. 考查系統(tǒng)出射光線平行性; AW\uE[kg 2. 加理想透鏡,其焦距等于系統(tǒng)焦距; C8v 3. 光路反向計算,即系統(tǒng)倒置,從無窮計算到焦平面。....... (2013-07-31 22:50) *ze/$vz-
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