我们通常所指的弱视主要是功能性弱视，即用目前常用的检查方法，未能发现眼底存在明显的器质性病变，而视力不能矫正者。一般认为矫正视力低于08或双眼视力相差2行以上者。它是由于失用、屈光不正或斜视等原因引起，眼底发育正常，这种弱视如能及早发现、及时治疗，大部分视力 We usually refer to amblyopia is mainly functional amblyopia, that is currently used in the inspection method, failed to find the presence of significant organic retinal lesions, and vision can not be corrected. Generally believed that the corrected visual acuity less than 08 or binocular vision difference of more than 2 lines. It is due to loss, refractive errors or strabismus and other causes, normal retinal development, such as early detection of such amblyopia, timely treatment, most of the visual acuity