There is also the DIY rout

There is also the DIY route. If you are handy with some simple tools,and know what light you do need you ca try making your own on the cheap. With the examples below and the clamp lights mentioned above you can match the color temp in all your lights.

Spiderlight

http://alexcampagna.blogspot.com/2008/04/diy-spiderlight-strobe.html

Softbox

http://alexcampagna.blogspot.com/2008/04/diy-spiderlight-softbox.html