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A light pen is a peripheral input device, used for inputting analog information in a digital format.
The "analog" information may be a plan or drawing which needs to be digitized so that it can be manipulated in a computer program.
An architect for example may use a pen to copy a set of drawing into he computer so that they can be manipulated in a CAD program.
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∙ 9y ago
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What are the functions of the light pen?
function of light pen
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.
What Name the input device that is shaped like a pen?
This is known as a tablet. It allows you to draw on your computer using a stylus. Also could be a light pen.
What is another name for the light pen?
a pen light :)
Is a light pen a input or output?
Light Pen is an input Device.
What are the functions of the light pen?
function of light pen
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.
Why are light pen is called light pen?
Because it emits a beam of light - which is detected by a special membrane on the computer screen.
What are the similarities between a computer mouse and a light-pen?
Both are input devices
Inventor of light pen?
The inventor of the light pen was MIT in 1952. It is a computer accessory that is commonly found in businesses. It is also used with some handheld mobile devices.
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.
What are pointing devices in computer hardware?
pointing devices are: mouse,light pen & joy stick in computer hardware
What is the difference between a computer mouse and a light-pen?
a light pen can directly select icons on a computer but a mouse can only control a pointer which appears on the screen
What allows you to write on screen with digital pen and convert to PC info?
A light pen can be used to draw on a computer screen.
Advantages of a light pen?
Durability and AccuracyThe light pen's cord is made of durable industrial armor cable. The working parts of the light pen itself are encased in lightweight metal with an anti-slip coating. The tip is rugged and can take rough handling. The light pen and computer respond instantly when you move it or click on one of the buttons located on the pen's sides. The tip cannot damage the computer screen in any way.FlexibilityIn addition to having the full range of mouse options, including allowing you to drag and drop, you can use the light pen to directly draw or write on the screen. This makes providing your signature relatively simple. You can use light pens on any size CRT (cathode ray tube monitor). You can also use a light pen simultaneously with a mouse. The amount of work space is reduced when you use a light pen instead of a mouse because you do not need a flat surface to operate a light pen.Maintenance and ValueBuying a light pen to use on your CRT computer monitor is cheaper than buying a touch-screen monitor. The same is true for repairs or replacements. A damaged light pen is cheaper to replace than a damaged touch screen. As of 2010, light pens started at about $130 and touch screens started at about $400.The durability of the light pen also makes it economical. While a simple spill can damage your mouse, in most cases it would not phase a light pen. It is easier to keep your CRT computer screen clean if you use a light pen. If you use a touch-screen monitor, you cannot use a light pen and your fingertips will leave smudges from the sweat and natural oils from your skin.
What Name the input device that is shaped like a pen?
This is known as a tablet. It allows you to draw on your computer using a stylus. Also could be a light pen.
What is another name for the light pen?
a pen light :)
