Fresnel prism effect and chromatic aberration produced by posterior capsular folds after intraocular lens implant

We present a previously unreported positive dysphotopsia of an alternating green and red diagonal line after developing posterior capsular folds following uneventful cataract surgery and its management. A 73-year-old man presented complaining of seeing multicolored ray of light obliquely across luminous sources from his left eye 3 weeks after phacoemulsification. He was found to have 3 folds on the posterior capsule, which were perpendicular to...