In the past 20 years, semiconductor lasers have been widely used in medical, industrial, and
communication applications, providing a revolutionary and powerful platform for the fifth …

For the fiber-coupled laser diodes, the high brightness and miniaturization have always
been our goals to pursuit. An effective method of achieving a high power and high …

Fiber coupling is difficult due to the uneven beam parameter product between the vertical
and horizontal axes of semiconductor lasers. A beam shaping technique based on the …

We demonstrate a laser beam combiner based on four photo-patterned Pancharatnam–
Berry (PB) phase gratings, which is compact and has high diffraction efficiency for incident …

A new beam-shaping technique is proposed to improve the beam quality of a high-power
diode laser area light source. It consists of two staggered prism arrays and a reflector array …

Improving the spot brightness and uniformity of arrangement of the array laser is conducive
to ensuring the beam quality of the fiber laser. Based on the light tracing principle, the optical …

The construction of a smart city puts forward new requirements for lighting systems, such as
variable color temperature adapting to environment and low energy consumption. We …

The beam quality mismatch in the fast and slow axes of laser diode stacks limits their
applications. An effective beam-shaping method was proposed based on a pair of step …

Due to the substantial contrast in the output beam quality between the two directions of the
semiconductor laser, efficiently coupling the beam directly into the fiber is difficult. In this …

摘要由于半导体激光器快慢轴方向的光束质量相差较大, 为完成半导体激光器堆栈的光纤耦合,
通常采用棱镜堆对光束进行整形. 提出一种先填充快轴方向暗区, 后旋转重排的光束整形技术 …