small size portable
Pens were made due to demands of users for better writing. Pen is of two types in which first is ballpoint pen and second is ink pen. A ballpoint pen is a writing instrument that dispenses ink via a metallic sphere at the pen's tip but its ink cannot refill. Ink pen is refill again and again using ink from ink pot.This ink is manufactured by combining a variety of chemicals, which are then mixed together and heated or cooled in order to facilitate the necessary chemical combinations.
Good Question Well ......... There is a vaccuum-cartridge pen that will write in space. There is also a device known as a "pencil." :)
In finding the length of a ballpen, we have to use the centimenter.
Vampires only exist in fiction and Slavic mythology, so it depends on the pen holder.
is a pen a insulator of conductor
Using light pen we can wright easily
a pen light :)
function of light pen
This is known as a tablet. It allows you to draw on your computer using a stylus. Also could be a light pen.
Light Pen is an input Device.
Light Pen is an input Device.
No, a light pen is not vital in desktop publishing. Most desktop publishing tasks can be completed using a mouse or trackpad for input instead. Light pens are not commonly used in modern desktop publishing workflows.
A light pen is a useful device for artists. A photosensitive cell is mounted at it's tip and so it is useful for drawing or any other work but the artist working on it feels freely and can draw as if he's using a sketch pencil used for drawing.So that is how light pen is useful for artists. by r.k (R.I.S)
You can measure a pen, flashlight, lightbulb, piece of paper, camera, (etc.) using centimeters. But really, the list can go on forever.
Because it emits a beam of light - which is detected by a special membrane on the computer screen.
The light pen is used to draw objects on a CRT computer screen. They are also used to display objects over computer devices.
Light pen is a mechanical or optical device? i don't know answer for this