I hate to burst your bubble but those lights are overkill..

I strongly suggest you get rid of that dangerous and worthless halogen lamp and pick up one 100 watt mercury vapor bulb.

This will explain why..

http://www.reptileuvinfo.com/docs/di...gen-report.pdf

I bet he's thinking- gee it's bright in here!!

Get something like this..
http://lllreptile.com/store/catalog/...ry-vapor-bulb/

I believe zoomed has one too.

They should be at least 8 inches from the basking spot and adjusted from there to reach the desired surface temp of the basking area.