light pen


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

light pen

n.
A small, photosensitive device connected to a computer and moved by hand over an output display in order to manipulate information in the computer.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

light pen

n
(Computer Science) computing
a. 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
b. a penlike device, used to read bar codes, that emits light and determines the intensity of that light as reflected from a small area of an adjacent surface
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

light′ pen`


n.
a hand-held light-sensitive input device used for drawing on a computer display screen or for pointing at characters or objects, as when choosing options from a menu.
[1955–60]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

light pen

A light-sensitive input device with which one can draw” on a VDU.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.light pen - (computer science) a pointer that when pointed at a computer display senses whether or not the spot is illuminatedlight pen - (computer science) a pointer that when pointed at a computer display senses whether or not the spot is illuminated
pointer - an indicator as on a dial
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
fényceruza

light pen

npenna luminosa or ottica, light pen f inv
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
Annoyingly, the infuriating slip of an animator's light pen throughout the film distracts from the slickly orchestrated mayhem.
Never known for his "light pen" the artist in this work moves off into whimsy and gentle humor as the Mayor is anthropomorphically reduced to a playful, if politically crafty, pup that is immersed in the near mystical world of that ever-popular flightless bird, the penguin.
Here Gomori starts with a conversational tone, which continues with playfulness and ends either in an axiom or in a philosophical statement, written with a light pen. As an old friend, I know Gomori's poetical output, say 90 percent of it, well.
The rubber mallet used to be the most important tool in my life, and now the most important tool is a light pen. It's about this transition.
If you use light pen strokes then you are sensitive.
The new phone, which weighs 178 grams, also comes with a light pen.
You and up to 30 mates will be able to go to a special private screening of I Am Number Four at a cinema near you and we have 10 cool merchandise sets to give away for runners-up with the original novel, T-shirt, flashlight and LED light pen.
A technician used a light pen and attempted to trace and manually measure the boundaries of structures in the brain."It was very laborious and you had to have an expert in your laboratory," Csernansky explained.
If little else, edifying his book most certainly is, having been written with a light pen, it is imaginative and humorous, almost cynical yet enjoyable.
"The Airport Policing Group investigated in the Porthkerry Park area of Barry, as the crew believed the light was coming from there, and searched a car and found a 21-year-old man in possession of a laser light pen.
The program comprised an x-y plotter display and the recently invented light pen, a computer-input device shaped like a wand.