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visuangle:牛人,请教下激光扩束可以倒过来用作激光缩束吗? (2013-11-08 13:31) !6UtwCVR
唐千永:确保全程全孔径出射光线与光轴夹角小于0.03度 ,是怎样确保的呢? 视场角设为0.03度 (2013-11-08 14:33) U#I8Rd I,
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hhao100:[表情]第二张,第三张的曲线怎么画的啊 (2013-11-09 22:44) !olvP*c"
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visuangle:牛人,请教下激光扩束可以倒过来用作激光缩束吗? (2013-11-08 13:31) -a`EL]NX
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