张艳龙，讲师，眼视光学硕士。从事眼视光学教学工作近10年，擅长眼屈光与验光学，眼科应用光学，眼镜光学的教学工作。科研方向：高分子药物载体在眼部的应用。

Yanlong Zhang, lecturer,master of optometry. Engaged in the teaching of optometry for nearly 10 years, specializing in optometry, Ophthalmic Optics,Ophthalmic Applied Optics teaching.Research direction: the application of polymer drug carriers in the eye.