Hacker News Reader

oiuyhtfrgtjhkon Young Engineer Uses Webcam, Laser to Build Budget 3-D Scanner

The maths is pretty simple - most of the new stuff is making the editing of the resulting model easier.

oiuyhtfrgtjhkon Young Engineer Uses Webcam, Laser to Build Budget 3-D Scanner

Everybody uses this free software, http://www.david-laserscanner.com/

oiuyhtfrgtjhkon Sharpie reinvents the pen with liquid pencil

Obviously not a real (ie mechanical) engineer. One of the most annoying things is when you are forced to write with a pen (legal reasons) instead of the beloved pencil.

oiuyhtfrgtjhkon Sharpie reinvents the pen with liquid pencil

But the ink would also rub off onto the facing sheet of paper, I have a whole high school worth of unreadable notes from this (not that anyone wants to read my high school notes after 20years!)