Xerography

Dry photocopying technique Schematic drawing of the xerographic photocopying process Part of a series on theHistory of printing TechniquesPintadera10,000 BCWoodblock printing200Movable type1040Intaglio (printmaking)1430Printing pressc. 1440Etchingc. 1515Mezzotint1642Relief printing1690Aquatint1772Lithography1796Chromolithography1837Rotary press1843Hectograph1860Offset printing1875Hot metal typesetting1884Mimeograph1885Daisy wheel printing1889Photostat and rectigraph1907Screen printing1911Spirit duplicator1923Dot matrix printing1925Xerography1938Spark printing1940Phototypesetting1949Inkjet printing1950Dye-sublimation1957Laser printing1969Thermal printingc. 1972Solid ink printing1972Thermal-transfer printing19813D printing1986Digital printing1991 vte Xerography (from the Greek roots ξηρός xeros, meaning "dry" and -‍γραφία -‍graphia, meaning "writing") is a technique of printing and photocopying. Originally called electrophotography, it was renamed to emphasize that it uses no liquid chemicals, unlike reproduction techniques then in use such as cyanotype. History Xerography was invented by American physicist Chester Carlson, based significantly on contributions by Hunga