heliograph no Dicionário de Francês-Inglês da Oxford-Hachette

Traduções para heliograph no dicionário inglês»francês (Salte para francês»inglês)

Traduções para heliograph no dicionário francês»inglês (Salte para inglês»francês)

inglês americano

Exemplos unilingues (não verificados pela redação)

inglês
It has also been called a heliograph.
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
The heliograph had some great advantages.
en.wikipedia.org
In open warfare, visual signalling (employing signal flags and the heliograph) was the norm.
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
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
The heliograph uses a mirror to reflect sunlight to a distant observer.
en.wikipedia.org
The sender aligned the heliograph to the target by looking at the reflected target in the mirror and moving his head until the target was hidden by the unsilvered spot.
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

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