1990年9月对我园383名幼儿进行了视力调查,其中大班(5～6岁)148名;中班(4～5岁)127名;小班(3～4岁)108名。结果视力在0.8以下者大班占33％;中班占55％;小班占66％。表明不同年龄组正常视力的比例不同,视力与年龄成正比, In September 1990, a visual survey was conducted on 383 children in our park, of whom 148 were in the upper class (5 to 6 years old), 127 in the middle class (4 to 5 years old), and 108 in the small class (3 to 4 years old). Results visual acuity 0.8 in 33% of the large classes; class accounted for 55%; small class accounted for 66%. Indicating that different age groups normal vision of different proportions, visual acuity and age is proportional to,