n. emmetropia
方法：对2 0例正常儿童及34例屈光不正性弱视儿童(分有、无立体视两组)进行全视野刺激视觉诱发电位的研究。
Method: 20 normal and 34 ametropic amblyopia children with or without stereopsis were selected, and their VEP was examined by full vision stimulation.
方法在正常眼前放置正、负球镜，人工诱导单纯性远视、近视性屈光参差。
Methods Hypermetropia and myopia were induced by playing concave and convex lens in front of eyes of 32 subjects.
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