This video from Chaos Group looks at setting up and rendering a scene with the new V-Ray for NUKE plugin, which lets you have real reflections, refractions, subsurface scattering and image-based HDR lighting directly within NUKE.
By integrating production quality raytraced rendering into NUKE, the plugin brings a new approach to lighting and compositing.
Topics covered include:
More information about this plugin can be found in the a href="http://docs.chaosgroup.com/display/VFN/V-Ray+for+NUKE+QuickStart+Guides">V-Ray for NUKE documentation.