Laser is a new light source.Comparing with ordinary light the laser has good monochromaticity, directivity, coherency, high brightness, high power and high energy etc.
摘要激光是一种新型光源,激光与普通光比,具有很好的单色、方、干和高亮度以及高功率、高能量等特点。
Laser is a new light source.Comparing with ordinary light the laser has good monochromaticity, directivity, coherency, high brightness, high power and high energy etc.
摘要激光是一种新型光源,激光与普通光比,具有很好的单色、方、干和高亮度以及高功率、高能量等特点。
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