Wang Hong, Wei Yun-long, Zheng Xiao-lin
Biological Engineering College, Chongqing Institute of Technology.
Zhongguo Yi Liao Qi Xie Za Zhi. 2005 Jan;29(1):38-40.
Photo refractive keratectomy (PRK) and laser Situ Keratomileusis (LASIK) have been used for over a decade and become popular in China. Principles and characteristics of eye trackers made by several famous foreign manufacturers are introduced in this paper and their developing direction in the future is pointed out too.