Abstract: The purpose of this paper is to analysis the laser protective eyeglasses performance and the factors effecting the laser protective performance,such as the laser wavelength,the laser emitting way,the irradiance or exposure,selection of the glass materials,the structure types and the application environment.According to this analysis,the 28 items of the technical specification of laser eyeglass,including the general requirements,optical characteristics,structure parameters and using environment,are determined.