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lots of ways! like reading
Wiki User
∙ 15y ago
A light pen is a pointing device that allows users to interact with a computer screen by detecting light emitted by the screen. It is typically used for precision drawing, selecting objects, or inputting data directly onto the screen in applications like graphic design or computer-aided design.
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Is a light pen mechanical or optical device?
A light pen is an optical device that detects light emitted by a computer screen to determine the position of the pen on the screen. It is used as an input device to interact with computers by pointing, clicking, and drawing on the screen.
What does a light pen contain?
A light pen typically contains a light sensor that detects light emitted from a computer screen. When the pen is pressed against the screen, the sensor registers the light and communicates with the computer to determine the pen's position on the screen.
What is an infrared pen?
An infrared pen is a specialized writing tool that emits infrared light instead of standard visible light. It is often used with interactive whiteboards or screens that detect infrared signals to allow for writing or drawing on the display surface.
What is the purpose of light pen?
A light pen is a pointing device that allows users to interact with a computer screen by detecting light generated by the screen. It was commonly used in the past for drawing, selecting items, and entering data directly on the screen.
How a light pen works?
A light pen works by detecting light emitted by a computer monitor or screen when the pen's tip touches the surface. The pen has a light-sensitive photodiode at the tip, which detects the light and sends a signal back to the computer to identify the pen's position on the screen. This allows users to interact with software by pointing and selecting on the screen.
What are the uses of light pen?
The light pen is used to draw objects on a CRT computer screen. They are also used to display objects over computer devices.
Output device used to draw building plans?
Mouse or light pen
Is a light pen mechanical or optical device?
A light pen is an optical device that detects light emitted by a computer screen to determine the position of the pen on the screen. It is used as an input device to interact with computers by pointing, clicking, and drawing on the screen.
What is another name for the light pen?
a pen light :)
What are the functions of the light pen?
function of light pen
How did touch screen start?
The forerunner to the touch screen was the light pen. A light pen would be used to select buttons or check boxes on a standard CRT.
Can a light pen be shared on a network?
no it cannot be used as a sharing device.
Can a light pen shared on a network?
no it cannot be used as a sharing device.
What is a light pen?
A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer's CRT TV set or monitor. It allows the user to point to displayed objects, or draw on the screen, in a similar way to a touch screen but with greater positional accuracy. A light pen can work with any CRT-based display, but not with LCD screens (though Toshiba and Hitachi displayed a similar idea at the "Display 2006" show in Japan[1]), projectors and other display devices. An input device that utilizes a light-sensitive detector to select objects on a display screen. A light pen is similar to a mouse, except that with a light pen you can move the pointer and select objects on the display screen by directly pointing to the objects with the pen.
Is a light pen a input or output?
Light Pen is an input Device.
Is a light pen a input output?
Light Pen is an input Device.
What is a led-pens?
A LED pen is a pen that has a built-in LED light, typically used for illuminating areas when writing in low-light conditions or as a convenient tool for reading in the dark. The LED light can be activated with a simple push of a button on the pen.
