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dfbb07:应该是45度滤光片位置也有问题,另外,你PD接收面积是多大 (2013-05-24 08:14) yw$er?
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exkey:你的45度分光片是否进行了应力释放?分光片有没有装反?你的透射光功率合格吗? (2014-05-06 12:36) W _j`'WN/