In recent years, with the phacoemulsification equipment constantly updating and improving of surgical techniques, micro-incision cataract surgery with its small surgical trauma, small surgically induced astigmatism after surgery, and fast early postoperative recovery of visual function and other advantages, it has gradually and widely used in clinical practice. While ultrathin intraocular lens that fits micro-incision implantation is constantly developing and improving, the quality of cataract surgery has been greatly improved. This review focuses on the advancement of ultrathin intraocular lens researches in recent years.