4.单侧眼患病:单侧白内障术后眼镜、接触镜或人工晶状体的固定焦距均无法与对侧健眼在追随持续不断变化的物像时正常晶状体的快速调节功能相配合,微小的不聚焦几乎是持续存在的,再加上眼镜或接触镜度数不合适,接触镜丢失,依从性差、不坚持戴镜等原因,得不到适 4. Unilateral eye disease: Unilateral cataract surgery glasses, contact lenses or intraocular lens fixed focal length are not with the contralateral health eye to follow the ever-changing image of the normal lens rapid adjustment function to match the tiny Not focused almost continuous, coupled with the degree of glasses or contact lenses inappropriate contact lens loss, poor compliance, do not adhere to wear glasses and other reasons, not suitable