I picked this up a while back, and then I was pointed to the nice base by Tom (rtr12). I believe Tom also pointed me to the microscope some time ago. Now I find that it's offered with the nice base as a package, I bought them separately.
600X 4.3 Inch LCD USB Digital Microscope
If you ever need to get a close look at something, this is a nice tool. It also has the ability to take snapshots of what you're viewing, which opens up all sorts of possibilities. For $53, it's a pretty nice little tool. I use it for doing fine PCB work, but the possibilities are obviously unlimited, anything you need to see up close. Taking a snapshot of the work is a really useful feature as well.
Here's a sample of the range, from the low magnification to the max.