名詞 orthoptics:

1. treatment of defects of binocular vision (such as strabismus and amblyopia) by nonsurgical measures (especially by exercises to strengthen the eye muscles)

or.thop.tics

n.(used with a sing. verb)（名詞）（與單數(shù)動(dòng)詞連用）
The evaluation and nonsurgical treatment of visual disorders caused by imbalance of the eye muscles, such as strabismus.
矯正視軸術(shù)：檢驗(yàn)并施以非手術(shù)治療來改善如斜視等因眼部肌肉不平衡所產(chǎn)生的視覺障礙

【引伸】
orthop.tic
adj.（形容詞）
【引伸】
orthop.tist
n.（名詞）