heliograph

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Words related to heliograph

an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on

Related Words

signal by means of a mirror and the using the sun's rays

References in periodicals archive ?
She also added that the programme includes workshops to teach the participating children their names in Heliography, like ancient kings and queens.
"These ones here use a very old technique, heliography," she said, pointing towards some black and white prints.
Precise application is available for hot stamping, digital imaging, silkscreen, and heliography. The decorating process combines up to six colors in one pass.
The Namib Roadhouse Museum will be dedicated to the country's history of communication, such as postal runners, post offices, heliography, telegraphy and the telephones and will be built in the vicinity of the Namib Desert Lodge on the road to Sossusvlei.
In time Niepce and Daguerre developed a partnership, suggested by Niepce, intended on developing the invention of "heliography", as Niepce called his process: "Helio" after the Greek "of the sun".
(5.) Joseph Nicephore Niepce invented an early photographic engraving process, "heliography" (from the Greek words for "sun" and "writing"), and William Henry Fox Talbot described the camera as the "pencil of nature." See Mary Warner Marien's Photography: A Cultural History (London: Laurence King Publishing, 2006), 11, 30.
Joseph Nicephore Niepce claimed of the 'heliography' process he developed during the 1820s that it permitted 'automatic reproduction, by the action of light.' (15) Described as 'the pencil of nature' by William Henry Fox Talbot, a pioneer of the art, photography has enjoyed a discursive construction that has continuously obscured human involvement in its operations.
Coined heliography (Greek for "sun writing"), Niepce made special notice of the bleaching and stiffening effects sunlight has on organic polymers--much like the discoloration and cracking experienced by plush toys and plastic figurines placed on the rear deck of an automobile.