title: [A comparison between the eye trackers of laser cornea correction systems made by foreign manufacturers].
abstract: 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.
authors.affiliation: Biological Engineering College, Chongqing Institute of Technology.
authors.forename: Hong
authors.initials: H
authors.lastname: Wang
authors.forename: Yun-long
authors.initials: YL
authors.lastname: Wei
authors.forename: Xiao-lin
authors.initials: XL
authors.lastname: Zheng
mesh_terms: D003315:Cornea / Q000601:surgery*; D005133:Eye Movements; D006801:Humans; D020731:Keratomileusis, Laser In Situ / Q000295:instrumentation*; D054018:Lasers, Excimer; D009216:Myopia / Q000601:surgery; D010781:Photography / Q000295:instrumentation / Q000379:methods; D018903:Photorefractive Keratectomy / Q000295:instrumentation*; D054140:Refractive Surgical Procedures; D014741:Video Recording