light pen in a sentence

Examples

1. In this case a photosensor in the light pen was connected to the trigger line of the port.
2. Using a light pen, users could draw lines and arcs that could be related to each other using constraints.
3. Like the Atari XG-1 light gun, the Stack Light Rifle was treated by the hardware as a light pen.
4. Pens were once used in many computers instead of mice, from the earliest corded light pens of the 1950s.
5. The light pen allows the user to " draw ", to create images and to indicate, on the screen.
6. Witnesses will be able to mark or highlight documents with an electronic " light pen " during their testimony.
7. Together with light pens and trackballs, it was offered as an optional input device for their system since 1968.
8. Note that the light pen / light gun input device requires a conventional CRT using a scanning electron beam.
9. Similarly, graphics tablets and light pens can be used to input these gestures, however these are less common everyday.
10. In 1979, The Bookseller reported on " the light pen, or ` wand'that could read machine-readable codes on books ."