Posterior capsulotomy after cataract is done using-
Argon Laser
Nd YAg
Holmium
Diode laser
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 zeigler's knife may also be used. Thick membranous after cataract needs surgical membranectomy.
Surgical Techniques for Cataract Extraction