One of those cheap toy microscopes with the LCD screen instead of the eyepiece might work fine for this and not require a computer.
ST
On Sun, Feb 28, 2016 at 9:17 AM, craigl2@... [Homebrew_PCBs] <Homebrew_PCBs@yahoogroups.com> wrote:
The scope is a small centering microscope I use on a small milling machine. A USB webcam work just as well however, I don't have a convenient computer in my work shop area.
Craig