| 1. | The light pen itself had a small photoelectric cell in its tip.
|
| 2. | Unlike light pens, they are held at a distance from the screen.
|
| 3. | The 4551 Light Pen, originally developed for the 611, could also be used.
|
| 4. | Outside, a longhorn steer lolled in a brightly light pen.
|
| 5. | The computer had a wide selection of ports, including one for a light pen.
|
| 6. | The 6845 had support for a light pen, an alternative to a computer mouse.
|
| 7. | The light pen / light gun cannot work with modern LCD TVs and monitors.
|
| 8. | GW-BASIC allowed use of joystick and light pen input devices.
|
| 9. | It beat out trackballs, light pens and small tablets.
|
| 10. | The Vectrex light pen was invented by John Ross.
|
