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  2. Light pen - Wikipedia

    en.wikipedia.org/wiki/Light_pen

    A light pen detects changes in brightness of nearby screen pixels when scanned by cathode-ray tube electron beam and communicates the timing of this event to the computer. Since a CRT scans the entire screen one pixel at a time, the computer can keep track of the expected time of scanning various locations on screen by the beam and infer the ...

  3. Laser pointer - Wikipedia

    en.wikipedia.org/wiki/Laser_pointer

    Red (635 nm), blueish violet (445 nm), and green (520 nm) laser pointers. A laser pointer or laser pen is a (typically battery-powered) handheld device that uses a laser diode to emit a narrow low-power visible laser beam (i.e. coherent light) to highlight something of interest with a small bright colored spot.

  4. Pointing device - Wikipedia

    en.wikipedia.org/wiki/Pointing_device

    A light pen is a device similar to a touch screen, but uses a special light-sensitive pen instead of the finger, which allows for more accurate screen input. As the tip of the light pen makes contact with the screen, it sends a signal back to the computer containing the coordinates of the pixels at that point.

  5. Graphics tablet - Wikipedia

    en.wikipedia.org/wiki/Graphics_tablet

    A graphic tablet. A graphics tablet (also known as a digitizer, digital graphic tablet, pen tablet, drawing tablet, external drawing pad or digital art board) is a computer input device that enables a user to hand draw or paint images, animations and graphics, with a special pen-like stylus, similar to the way a person draws pictures with a pencil and paper by hand.

  6. Some Costco eggs are recalled due to risk of salmonella - AOL

    www.aol.com/costco-eggs-recalled-due-risk...

    The recalled eggs are packaged in plastic egg cartons labeled with Kirkland Signature on the top, and with UPC 9661910680 printed on their containers. The FDA said the recall only applies to egg ...

  7. Stylus (computing) - Wikipedia

    en.wikipedia.org/wiki/Stylus_(computing)

    several styluses; (l to r) PalmPilot Professional, Fossil Wrist PDA, Nokia 770, Audiovox XV6600, HP Jornada 520, Sharp Zaurus 5500, Fujitsu Lifebook P-1032 In computing, a stylus (or stylus pen) is a small pen-shaped instrument whose tip position on a computer monitor can be detected.

  8. Play Just Words Online for Free - AOL.com

    www.aol.com/games/play/masque-publishing/just-words

    If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online!

  9. Kaley Cuoco Jokes Being a Mom to Daughter Matilda Is Like ...

    www.aol.com/kaley-cuoco-jokes-being-mom...

    Kaley Cuoco is opening up about the chaos of motherhood! On Monday, Nov. 25, the actress, 38, appeared on The Tonight Show Starring Jimmy Fallon and compared looking after her daughter Matilda, 19 ...