17 years ago
search google for it:
I am looking for #1) a very small low cost laser. I may end up being
able to use a keychain laser pointer.
#2) a device to change the pinpoint of laserlight into a pattern of a
How would this be accomplished? Some sort of optical device, a lens or
prism, that would accept laser pinpoint input, and output that pinpoint
50 times lined up in a square.