Results: The normal value of middle long distance stereoscope of preschool children and the clinic character of intermittent exotropia stereocuity was badly as distance a...

• 结果:1得到学龄前儿童中、远距离立体视正常均值;2得到间歇性外斜视儿童立体视锐度随距离增加而下降的临床特征。