Brief Introduction of the Author of Sharpening Digital Imaging Specialty

Liu Kuanxin, a famous photographer and digital imaging expert, was born in 1952. 1968 has been studying photography since he joined the army. Vice President and Tutor of Beijing Photography Correspondence College of China Photographers Association, photo book expert consultant of China Photographers Association People's Posts and Telecommunications Publishing House, visiting professor of graduate students of China Renmin University, expert member of Digital Appraisal Center of China Photographers Association (in preparation), member of theoretical professional committee of China Photographers Association, and awarded the title of "excellent photographer" by China Photographers Association. Canon company invited the expert of digital technology lecture on commercial photography and the editorial board of digital photography magazine.