At present, with the intensification of China's population aging, more and more cataract patients choose surgical treatment, and the incidence of postoperative dry eye is also increasing. Therefore, in addition to paying attention to the postoperative vision recovery of the patient, we should pay close attention to the ocular surface. In order to improve the understanding of dry eyes after cataract surgery, this article reviews the influencing factors of dry eyes after cataract surgery in order to provide a reference for clinical prevention and treatment of dry eyes after cataract surgery.