Printers
The printer is a device for reception of paper copies of documents. Printers are matrix, laser, jet, firmly colourful.
Matrix printers allow to receive the cheapest copies of documents on an inexpensive paper, but quality of a seal is not high. Except for that matrix printers rustle at work and the seal of page is made rather for a long time.
For use at office laser printers which allow to receive high-quality black-and-white copies of documents most of all approaches. A method of drawing - electrostatic dry powder drawing of the image. For a seal the usual paper for photocopiers is used.
Jet printers now become the basic devices of a mass color seal. The majority of jet printers use for a seal of 4 paints, but already is the printers using 7 paints and providing high-qualitier seal. Speed of a seal is approximately 500 with on page.
Firmly colourful printers allow to receive color glossy high-quality copies. Speed of a seal at its high quality is not great - up to 2 copies in one minute. For reception of the image on a paper these printers use paints as firm bars in the size approximately about a matchbox of the trebled thickness which on appearance are more similar to a soap or wax. Ink of 4 colors, which color corresponds to color model CMYK: dark blue, crimson, yellow and black.
