Maya provides various render node utilities that let you expand the functionality of or obtain information about the way in which some rendering nodes are used.
For a description of each of the utilities and what you can use them for, see the following sections:
Image planes are attached to cameras. For information on image planes, see Create, edit, or position an image plane.
For information on the Optical FXGlow utility, see Optical FX Attributes in the Lighting guide.