To evaluate the rotational stability difference among different intraocular lens. The rotational stability is evaluated by measurement of rotation of the IOL after surgery.

Inclusion Criteria:

• Age ≥ 18 years
• Patients who had received Femtosecond laser-assisted phacoemulsification surgery with IntelliAxis-L capsular mark.
• The operation was smooth and there were no surgical complications.

Exclusion Criteria:

• Corneal and other ocular diseases (such as corneal opacity, keratitis, glaucoma, uveitis, lens dislocation or subluxation, lens capsule relaxation, retinopathy, etc.);
• History of ocular trauma or surgery before this cataract surgery;
• intraoperative and postoperative complications, such as posterior capsule rupture, corneal endothelium decompensation;
• Patients with severe or unstable heart, liver, kidney, lung, endocrine (including thyroid dysfunction), blood, mental dysfunction and other diseases affect the results of this study;

Patients who received Femtosecond laser-assisted phacoemulsification surgery in The Eye Hospital of Wenzhou Medical University