Streamlight ® Inc.'s Stylus Pro ® COB is a sleek, compact USB rechargeable work light. The pen-sized light includes a pocket clip and integrated magnet for hands-free lighting, and a micro USB port ...

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.

If you worked with computers back in the 1970s, there’s a good chance you used a light pen at some point: a simple input device that you’d point at the CRT screen to highlight text, choose menu ...