Nd-YAG (Neodymium Yttrium-Aluminum-Garnet) Laser Capsulotomy Download PDF, 1.13MB, PDF A Nd:YAG (neodymium:yttrium-aluminum-garnet) laser capsulotomy is a procedure used to improve your vision after cataract surgery. It is a simple, safe and commonly performed procedure.Nd:YAG laser capsulotomy involves directing a laser beam to the thickened capsule. This creates a small opening in the center of the capsule, allowing light to pass through once again. [Please download the PDF file if you are unable to view the image below.]