electron telescope

American  

noun

1. a telescope in which an infrared image of a distant object is focused on the photosensitive cathode of an image tube.

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electron telescope British  

noun

1. an astronomical telescope with an attachment for converting the infrared radiation emitted from the surface of planets into a visible image

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Etymology

Origin of electron telescope

First recorded in 1945–50

Example Sentences

Calhoun examined the nearing world via electron telescope.

From Project Gutenberg

From this distance, though, even with an electron telescope, Calhoun could see no movement of any sort.

From Project Gutenberg

Calhoun watched through the electron telescope.

From Project Gutenberg

He'd watched the ground through the electron telescope and he had a mental picture of the city from the sky.

From Project Gutenberg

But the first breakout was just far enough from the Wealdian system for Calhoun to be able to pick out its planets with electron telescope at maximum magnification.

From Project Gutenberg