AIM: To investigate the influence of IOL refractive index( RI) on measurement of straylight following cataract surgery.METHODS: In this case-control study,77 eyes of 77 age- related cataract patients who underwent cataract phacoemulsification with posterior chamber aspherical arylic IOL implantation surgery in the Eye Hospital of China Medical University from Aug 2013 to Mar 2014,with a best corrected visual acuity( BCVA) of 0. 5 or better,were classified into 3 groups randomly using 3 types of IOL: Tecnis ...