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A counterfeit banknote detection pen, used to detect fake banknotes. A counterfeit banknote detection pen is a pen used to apply an iodine-based ink to banknotes in an attempt to determine their authenticity. The ink reacts with starch in wood-based paper to create a black or blue mark but the paper in a real bill contains no starch, so the pen ...
HUION (Chinese: 绘王) is a Chinese [2] pen tablet display brand [3] founded in 2011 by Henry Xu. [4] It is owned by Huion Trend (short for Shenzhen Huion Trend Technology Co., Ltd., formerly known as Huion Animation). [5] It mainly manufactures drawing tablets [6] and pen displays. [7] It also produces digital notebooks. [8]
The active pen marketplace has long been dominated by N-trig [2] and Wacom, [3] but newer firms Atmel [4] and Synaptics [5] also offer active pen designs. An active pen is generally larger and has more features than a stylus. Digital pens typically contain internal electronics and have features such as touch sensitivity, input buttons, memory ...
The tip of a gel pen. A gel pen uses ink in which pigment is suspended in a water-based gel. [1] Because the ink is thick and opaque, it shows up more clearly on slick surfaces than the typical inks used in ballpoint or felt tip pens. Gel pens can be used for many types of writing and illustration.
A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer's cathode-ray tube (CRT) display. It allows the user to point to displayed objects or draw on the screen in a similar way to a touchscreen but with greater positional accuracy.
The tip of a green felt-tip pen A box of colored felt-tip pens Marker pen. A marker pen, fine liner, marking pen, felt-tip pen, felt pen, flow marker, sign pen (in South Korea), vivid (in New Zealand), flomaster (in East and South Slavic countries), texta (in Australia), sketch pen (in South Asia), koki (in South Africa) or simply marker is a pen which has its own ink source and a tip made of ...
A luxury pen. A pen is a common writing instrument that applies ink to a surface, usually paper, for writing or drawing. [1] Early pens such as reed pens, quill pens, dip pens and ruling pens held a small amount of ink on a nib or in a small void or cavity that had to be periodically recharged by dipping the tip of the pen into an inkwell.
A fountain pen is a writing instrument that uses a metal nib to apply water-based ink, or special pigment ink—suitable for fountain pens—to paper.It is distinguished from earlier dip pens by using an internal reservoir to hold ink, eliminating the need to repeatedly dip the pen in an inkwell during use.