Lei Cai

Title: Innovations by Lei Cai in Optical and Medical Laser Technologies

Introduction

Lei Cai is an accomplished inventor based in Xi'an, China, known for his contributions to optical modules and medical laser devices. With a total of four patents to his name, Cai has made significant strides in the field of noninvasive medical treatment through innovative laser technologies.

Latest Patents

Cai's latest patents include an optical module and a medical laser device. The optical module comprises a first lens, a second lens, and an array lens arranged sequentially along the main optical axis. This design allows the first lens to shape a beam along the first direction, while the second lens shapes it along the second direction. The array lens then emits the laser beam after it has been diffused and converted from a Gaussian distribution to a flat-top distribution.

Another notable patent is the semiconductor laser module and method for application in noninvasive medical treatment. This invention features a direct-output type semiconductor laser light source and a beam shaping device that includes a light reflection component. The design ensures that the laser beams are uniform, allowing for effective extracorporeal irradiation without harming the human body, while also being cost-effective.

Career Highlights

Throughout his career, Lei Cai has worked with reputable companies such as Focuslight Technologies Inc. and Xi'an Focuslight Technologies Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced laser technologies.

Collaborations

Cai has collaborated with notable colleagues, including Xingsheng Liu and Ye Dai, who have contributed to his innovative projects and research endeavors.

Conclusion

Lei Cai's work in optical and medical laser technologies showcases his commitment to advancing noninvasive medical treatments. His patents reflect a deep understanding of laser applications, making significant contributions to the field.