Chenguang Liu

Title: Innovations of Chenguang Liu in Optical Measurement Technologies

Introduction

Chenguang Liu is a prominent inventor based in Harbin, China, known for his significant contributions to the field of optical measurement technologies. With a total of nine patents to his name, Liu has developed innovative solutions that enhance the precision and effectiveness of confocal microscopy.

Latest Patents

One of Liu's latest patents is the "Dark-field confocal microscopy measurement apparatus based on vortex interference." This invention relates to optical precision measurement and introduces a dark-field confocal microscopy measurement apparatus that utilizes vortex interference. The apparatus includes a vortex light generation module that produces vortex light with a predetermined order. Additionally, a vortex light interference module divides the vortex light into reference light and imaging light, allowing for the measurement of sample reflection light and the characterization of defects through interference light analysis.

Another notable patent is the "Dark-field confocal microscopy measurement apparatus and method based on multi-fractional angular momentum demodulation." This invention provides a method for obtaining high signal-to-noise ratio (SNR) data through the use of vortex light with different fractional orders. The modulated illumination module scans the sample, while the signal collection and demodulation module generates dark-field images and processes them to enhance measurement accuracy.

Career Highlights

Chenguang Liu has worked with esteemed organizations such as Harbin Institute of Technology and Glory Light Technology Co., Ltd. His work in these institutions has allowed him to push the boundaries of optical measurement technologies and contribute to advancements in the field.

Collaborations

Liu has collaborated with notable colleagues, including Jian Liu and Zijie Hua, who have contributed to his research and development efforts. Their teamwork has fostered an environment of innovation and creativity in the projects they have undertaken.

Conclusion

Chenguang Liu's innovative patents and career achievements highlight his significant role in advancing optical measurement technologies. His work continues to influence the field and pave the way for future developments in precision measurement.