JB wrote:

In some ways I miss tube equipment. Now I have to deal with surface mount
technology. Even for a resistor, I risk putting a soldering iron up my nose
while squinting through a loupe. I just dread the idea of replacing a chip
with 100 legs or more.

These things are the best. They are stereo so you get depth perception.
They are cheap and the optics are very good. I can read the numbers
on parts the size of a grain of salt and I'm 59 years old. I have no
SMT dread.

http://www.mageyes.com/