Throughout these lessons we'll explore a more in depth look at lighting and rendering a scene in Arnold. We'll discuss the .tx format as well as rendering using the "udim" flag, and other advanced techniques. We'll also cover how to output custom AOV passes at any point in the shader, as well as tweak maps inside a hypershade. After completing this tutorial, you'll feel more comfortable lighting a scene in Arnold, and have a better understand of how lights act and react in the render solution. Software required: Maya 2012, Photoshop CS3, ZBrush v4r5, Arnold.