To achieve higher coupling efficiency between laser diode and fiber, the hyperbolic-end lensed fiber is used.A coupling efficiency of up to 86% has been demonstrated.

• 在光纤与雷射之间的耦合采用本实验室自行研制高耦合效率双曲线型光纤透镜，实验证明此双曲线光纤透镜耦光效率可达86%25。