This new visual picture chart is used for the measurement of visual acuity of 2-3 years old children. Bird, fish, house, scissors, cup, apple, umbrella, flower and duck serve as the test optotype.

• 本视力表所用视标为:鸟、鱼、房子、剪子、茶杯、苹果、雨伞、花和鸭子。