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alvons:昏,求指導(dǎo),沒一個提意見的。我來拋磚引玉吧,衍射面的色散=-λd/(λc-λf),然后根據(jù)色差平衡公式計算,分配透鏡和衍射面的光焦度。[表情] (2012-07-02 13:38) <*74t%AJ%