More than 30% optical to optical conversion efficiency in the fundamental mode operation has been achieved experimentally.

实验得到了基模工作时大于30％的光光转换效率。

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Semiconductor laser marking Electrical and optical conversion efficiency, compact, low power consumption, using low-cost;

半导体激光打标机电光转换效率高，体积小，功耗低，使用费用低廉；

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Semiconductor laser marking Electrical and optical conversion efficiency, compact, low power consumption, using low-cost;

半导体激光打标机电光转换效率高，体积小，功耗低，使用费用低廉；

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