Hey everyone, thought I share my camera mod. This is fairly simple mod adjusts the camera, so that your character is in the middle of the screen. Also, you will be able to use the mouse wheel to scroll back much further than you can by default.
http://www.antarat.com/gaming/fnv/centered_overhead_distance.png
http://newvegasnexus.com/downloads/file.php?id=34744 (on newvegasnexus)