Background  The TetraFlex accommodating intraocular lens (IOL) was designed to supply the patients both satisfied far and near vision after cataract surgery. So we need to evaluate the safety, distance and near visual acuity, subjective Merimbula Accommodation and IOL mobility with the TetraFlex accommodating IOL implantation. Vision, subjective Merimbula Accommodation and lens mobility after TetraFlex accommodative intraocular lens implantation.