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You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.
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 ...
Drafting pantograph in use Pantograph used for scaling a picture. The red shape is traced and enlarged. Pantograph 3d rendering. A pantograph (from Greek παντ- 'all, every' and γραφ- 'to write', from their original use for copying writing) is a mechanical linkage connected in a manner based on parallelograms so that the movement of one pen, in tracing an image, produces identical ...
In general, permanent marker ink comprises a main carrier solvent, a glyceride, a pyrrolidone, a resin, and a colorant, [1] making it water resistant.It is capable of writing on a variety of surfaces from paper to metal to stone.
The Black Bull Inn. This is one of the oldest glass engraving techniques, practiced by the ancient Romans probably using flint and in the mid-sixteenth century in England and Holland using diamond tipped tools and a stipple technique to produce landscapes, portraits, still life, etc. [2] Old glass has a higher lead content than the present day and this generally made scribing easier and more ...
An engraved plate from which visiting cards are printed is a good example of some elementary principles of engraving. It contains thin lines and thick ones, as well as a considerable variety of curves. An elaborate line engraving, if it is a pure line engraving and nothing else, will contain only these simple elements in different combinations.
A pen plotter's speed is primarily limited by the type of pen used, so the choice of pen is a key factor in pen plotter output speed. Indeed, most modern pen plotters have commands to control slewing speed, depending on the type of pen currently in use. There are many types of plotter pen, some of which are no longer mass-produced.
As described in an 1890 treatise, electrotyping produces "an exact facsimile of any object having an irregular surface, whether it be an engraved steel- or copper-plate, a wood-cut, or a form of set-up type, to be used for printing; or a medal, medallion, statue, bust, or even a natural object, for art purposes." [2]