I just got a new toy today, a little microscope that displays on your PC.
Take a look:
(I bought mine from www.amazon.com
This unit has magnification from covering several inches in diameter, to the letter "D" of the date code of a common nickel.
It will be used for soldering surface mount components and examining this type of stuff.
The attached photos show its capabilities. I've shrunk down the files from 5 Mb to 500 Kb to be compatible with wattflyer photo limits.