Cataract patients with 0.05 vision in the left eye and 0.3 vision in the right eye can have surgery on the left eye only to improve their vision, but whether to have surgery on the right eye should be chosen under the guidance of the physician, and it is generally not recommended to have surgery on both eyes at the same time. It is generally not recommended to operate on both eyes at the same time, because simultaneous surgery on both eyes can increase the risk of eye infections, and it is generally recommended that the patient do one side first, and then do the other side after the symptoms are eliminated and return to normal, which can reduce the trauma of the surgery and facilitate the recovery of the patient’s condition. According to the current data analysis, cataract visual acuity of 0.05 in the left eye is a serious low performance, the patient needs to consult the doctor in a timely manner, if the surgical criteria, the line as soon as possible to take surgical treatment. The patient’s right eye vision of 0.3 is not normal, the patient’s left eye surgery recovery, can then assess the right eye, under the guidance of the doctor to choose the appropriate treatment mode of surgery. It is recommended that cataract patients consult a doctor in a timely manner to assess their condition and follow the doctor’s instructions to choose the appropriate treatment.