Out Of This World Light Pen Is A

In the picture is an example of a woman using a light pen to highlight text on the screen.

Light pen is a. A mechanical input device b optical input device c electronic input device d optical output device. B Optical input device 3C Electronic input device 4. The original light pens around in the days of crt computer displays worked by picking up a pulse of light as the crt refresh raster passed beneath a light sensor mounted in the end of a light pen usually attached to the computer with a cable.

WHAT YOU GET - 1 zoomable pen light 1 O-ring. A light pen may refer to a battery-operated illuminated pen that has an LED lamp in the tip. D Optical output device 5.

The light pen prototype was made by the Whirlwind Project at the Massachusetts Institute of Technology MIT. It consists of a photocell and an optical system placed in. A penlike device used to read bar codes that emits light and.

A rodlike device which when applied to the screen of a cathode-ray tube can detect the time of passage of the illuminated spot across that point thus enabling a computer to determine the position on the screen being pointed at. We have a professional QC team to conduct comprehensive inspection of each penlight. Outgoing inventory can be quickly checked with light pens connected to each terminal.

A device shaped like a pen that senses light signals and is used to work with information on a computer screen See the full definition for light pen in the English Language Learners Dictionary. Correct Answer of this Question is. A Mechanical Input device 2.

The light pen is. A light pen is a light-sensitive pointing input device commonly used to select or otherwise modify text or data on a screen. This is a Most important question of gk exam.