Did you over use it??
My DVD drive also has a weak lens due to overuse, i use it for converting from DVD to Divx, usually 7 hours a day for about 18 month.
Try to adjust the lens, i try that in PS lenses and it works, experiment a little bit.
IBM cost more than $100??
Thats rip off man!!
Well, every manufacture has their own standard fee, bad for customer usually,...