High power end-pumped intracavity frequency doubling Watt-level green laser
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摘要: 为实现大功率稳定的532nm绿色激光输出,通过采用 4镜Z型腔结构,激光二极管双端面泵浦Nd:YVO4晶体,LBO晶体Ⅰ类角度匹配、腔内倍频的方法,在双端总的抽运光功率约为26W时,成功地获得了4.2W稳定的基模绿光输出,光-光转换效率达到17.6%。更重要的是所使用的全部仪器均国产化,表明有能力将瓦级全固态绿光激光器进行商品化。Abstract: In order to realize the powerful and stable output of 532nm green laser,4.2W of CW TEM00 output at 532nm was successfully obtained by means of four-mirror Z-cavity resonant structure,LD end-pumped Nd∶YVO4 and LBO intracavity-doubling with Ⅰ-type angle-match.When the total pumping power of double ends LD is 26W,the optical-optical conversion efficiency is 17.6%.The most important thing is all instruments used are made in our country,which indicates that we have the ability of producing W-level all-solid-state green laser in commercial.
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Keywords:
- solid-state laser /
- green laser /
- frequency doubling /
- LBO
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