Marker pen

A marker pen, or marker, is a kind of pen with its own ink-source, the main use of which is to mark non-paper surfaces permanently.

Related Topics:
Pen - Ink

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The tip is typically made of some porous material. When this is felt, it can also be called a felt-tipped pen. It is possible, though unusual, for a marker pen to have a non-porous tip. The manufacturer Pilot introduced in 2005 a permanent ink ball-point pen, which they call the Permaball.

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A temporary marker uses an erasable ink - an ink that adheres to the writing surface without binding or being absorbed. Such non-permanent markers are intended for use on overhead projectors, whiteboards, or for use by children when adults want to be able to clean up after them.

Related Topics:
Non-permanent marker - Whiteboard

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The common term Magic Marker is in fact a trademarked name for a popular brand of marker, as is Texta.

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Special "security" markers with fluorescent but otherwise invisible inks are used for marking valuables in case of burglary. The owner of a stolen, but recovered item can be detemined by using ultraviolet light to make the writing visible.

Related Topics:
Security - Fluorescent - Burglary - Ultraviolet

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