“对数视力表”之我见四川省自贡市一医院眼科李爽乐卫校李观富对数视力表的设计，一改过去视标增（减）率（即行间比值）不等是十分正确的。从此，使其测视结果可以进行视力比较、平均、统计。但对于对数视力表进行深入讨论，还是应该的。眼科前辈徐广第氏指出：视力表是... “Logarithmic visual acuity chart,” I see a hospital in Zigong City, Sichuan Province Li Shuang Lok School Li Guofu visual acuity chart design, changed the past as the standard increase (decrease) rate (ie line ratio) is quite correct. Since then, the visual acuity can be compared with the results of their observations, the average, statistics. But for the logarithmic eye chart in-depth discussion, or should be. Xu Guangzhi ophthalmologist pointed out: eye chart is ...