Intra-capsular (ICCE) surgery involves removing the entire lens of the eye, including the lens capsule, but it is rarely performed in modern practice.

• 出现在视轴上的混浊对视力的影响较大，例如后囊下的混浊，由于其处于眼球这个光学系统的节点处，所以即便是较小的混浊也对视力有较大的影响。