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англо » немецкий

английский)

I . helio·graph [ˌhi:liə(ʊ)ˈgrɑ:f, америк. -oʊˈgræf] СУЩ.

heliograph

Heliograf м.

to heliograph sth message

английский

Although the original heliograph was designed for geodetic survey, it was used extensively for military purposes during the late 19th and early 20th century. en.wikipedia.org

After they had drifted for four days they sighted a submarine and used the reflective surface of a tobacco tin as a heliograph to attract her attention. en.wikipedia.org

Then, for what seemed like at least a second, the green flash flooded the desert like an alien heliograph. en.wikipedia.org

During daylight hours when the sun is visible, a heliograph mirror can be used to flash bright, intense sunlight. en.wikipedia.org

The heliograph uses a mirror to reflect sunlight to a distant observer. en.wikipedia.org

In open warfare, visual signalling (employing signal flags and the heliograph) was the norm. en.wikipedia.org

The heliograph was a simple but effective instrument for instantaneous optical communication over long distances during the late 19th and early 20th century. en.wikipedia.org

A heliograph is when a wireless, solar telegraph reflects flashes of light in a pattern that translates into a message. en.wikipedia.org

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английский