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传统的视力检查法只是检查人眼分辨最小细节的能力,这对辨认功能的评价是很不够的。近年来国外有人采用不同对比的视力检查获得了一些有意义的结果。国内有关视形觉对比功能的检查方法和手段在体检和临床上尚未见报道,为此我们用自制的具有不同大小和对比的视力表对正常眼和病眼进行了检测,进一步探讨这种双功能信息指标的意义,以便为体检、特殊视觉作业能力
Traditional visual acuity examines only the ability of the human eye to detect the smallest details, which is not sufficient for the evaluation of cognitive functions. In recent years, some people use different contrast visual acuity obtained some meaningful results. Domestic visual acuity contrast function of the inspection methods and means in physical examination and clinical have not been reported, for which we use homemade with different size and contrast of the eye chart for the normal eye and eye examination, to further explore this double Functional information indicates the meaning of indicators in order to provide physical examination, special vision skills