The authors also found that along with the increase of age, the respond rate of the stercoscopic acuity was decreased. The time used to recognize stereoscopic chart by people over 40 years old is longer considerably than those below 40 years old.

• 同时,在调查中还发现随着年龄的增加,立体视觉响应速度有所下降,年龄在40岁以上者立体图识别时间较40岁以下者明显延长。