Shengyi Li

Title: Innovations of Shengyi Li in Aspheric Surface Measurement

Introduction

Shengyi Li is a notable inventor based in Changsha, China. He has made significant contributions to the field of optical engineering, particularly in the measurement of aspheric surfaces. His innovative work has led to the development of advanced technologies that enhance precision in optical measurements.

Latest Patents

Shengyi Li holds a patent for a "Near-null compensator and figure metrology apparatus for measuring aspheric surfaces by subaperture stitching and measuring method thereof." This invention features a variable near-null compensator that utilizes a pair of counter-rotating CGH phase plates. Each phase plate incorporates two terms, Z5 and Z7, of Zernike polynomials. The design allows for precise measurements of aspheric surfaces through a sophisticated method involving subaperture stitching.

Career Highlights

Li is affiliated with the National University of Defense Technology, where he continues to advance research in optical measurement technologies. His work has garnered attention for its innovative approach to solving complex problems in the field.

Collaborations

Shengyi Li collaborates with esteemed colleagues, including Yifan Dai and Xiaoqiang Peng. Their combined expertise contributes to the advancement of optical engineering and the development of new measurement techniques.

Conclusion

Shengyi Li's contributions to the field of optical engineering, particularly through his patent on aspheric surface measurement, highlight his role as an influential inventor. His work continues to pave the way for advancements in precision measurement technologies.