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一般认为,人进入老年时期,生理功能和新陈代谢都较低下.暗适应是视觉生理功能的一部分,到老年期是否也低下,目前尚未见到报告.为了解这一问题,我们作了一些调查研究,现将所得结果报告如下:一、材料和方法对象:我们在进行老年人体检时,对60～79岁的200人作了暗适应检查,为进行对照,又对18～59岁的144人作了相应检查.两年龄组共344例(男性300,女性44).对每个人检查的条件、步骤和方法均相同.方法:所用仪器为国产YLS-1型夜间视觉检查仪,该仪器检查速度快,结果准确,便于群体检查.令被检查者在一般室内休息10～15分钟,进入暗室后先在2000asb亮度下明适应2分钟,然后转入暗适应(暗光亮度0.002
It is generally believed that when people enter the old age, their physiological functions and metabolism are relatively low, dark adaptation is part of the physiological function of the eye, and whether or not they are still in their pre-senile period has not been reported yet.To find out about this problem, we made some investigations Research, the results will now be reported as follows: First, the material and method of the object: we are in the elderly medical examination, 60 to 79 years old, 200 people made a dark adaptation check, for the control, but also 18 to 59-year-old 144 (344 males and 44 females) in the two age groups.The conditions, procedures and methods of examination for each person were the same.Methods: The instrument used was a domestic YLS-1 Night Vision Tester, Check the speed, accurate results, easy to check the group so that the inspected in the general indoor rest for 10 to 15 minutes into the darkroom at 2000asb brightness next adapt to 2 minutes, and then transferred to the dark adaptation (darkness 0.002