The invention relates to an external cavity which allows a semiconductor laser array to output double wavelengths and belongs to the field of the semiconductor laser.
本发明是一种使半导体激光列阵输出双波长的外腔，属于半导体激光器领域。
2
As the experiment results, the output power of laser system with double ellipsoidal focus cavity is much higher than that of the laser system with single ellipsoidal focus cavities.