2023 3rd International Conference on Laser, Optics and Optoelectronic Technology (LOPET 2023) will be held during May 26-28, 2023 in Kunming, China. LOPET 2023 is a hybrid conference combing both in-person and virtual experiences. It dedicates to creating a platform for academic communications between specialists and scholars in the fields of Laser, Optics and Optoelectronic Technology. The conference will create a path to establish a research relationship for the authors and listeners with opportunities for collaboration and networking among the universities and institutions for promoting research and developing technologies.