A light-sensitive stylus wired to a video terminal used to draw pictures or select menu options. The user brings the pen to the desired point on screen and presses the pen button to make contact.

Here’s a bulky old CRT monitor used as a touch-screen without any alterations. It doesn’t use an overlay, but instead detects position using phototransistors in the fingertips of a glove.

Sometimes the simplest of projects end up revealing the most interesting of things, as for example is the case with [Ryo Mukai]’s light ... on the screen as it passed the end of the pen, but ...

Measuring 6.7 by 11.2 by 0.5 inches (HWD), the Wacom One 13 Touch weighs just under 2 pounds. Its defining feature, and the ...