Presbyopia is the natural loss of accommodation that affects the majority of middle-aged individuals.Currently，because the mechanism of presbyopia is not completely understood, a variety of different kinds of surgical procedures have been considered for restoring accommodation to the presbyopic eye.The excimer laser has become an important adopted technology for presbyopia. With the advances in excimer lasers, clinical outcomes and safety with their use have improved. The purpose of this review is to outline the mechanism of presbyopia-and the treatment approaches with the excimer laser.