With improvement in the quality of life and the resulting expansion of the elderly population, the prevalence of cataract cases will continue to rise. The population is on average older, and the environment has become more demanding for older people, who therefore need to regain excellent quality of vision. Advances in both IOL and phacoemulsification technology have enable cataract surgery to evolve from a procedure concerned with the safe removal of the cataract to a procedure refined to achieve the best possible postoperative refractive result.