<prompt> Posterior capsulotomy after cataract is done using-Argon LaserNd YAgHolmiumDiode laser  <response>: Ans. is b i.e., Nd YAg o After cataract, if thin, can be cleared centrally by Nd: YAG laser capsulotomy. Discission with cystitome or zeiglers knife may also be used. Thick membranous after cataract needs surgical membranectomy. 