Limitations of the functional intraocular lenses

As cataract surgery transforms into refractive surgery, functional intraocular lens (IOL) emerged and gradually satisfied expectations of most cataract patients, which have become parts of cataract surgery significantly. So far, functional intraocular lens are still not perfect, whose limitation should draw the attention of ophthalmologists. In our review, we take Toric IOL, asphric IOL and IOL for correction of presbyobia for examples to elaborate the limitations of the functional IOL respectively. Key words: Lenses,intraocular;  Limitation;  Cataract