electron telescope

noun

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

electron telescope

noun

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

Word History and Origins

Origin of electron telescope¹

First recorded in 1945–50

Example Sentences

It was highly improbable that the guard-boat would carry an electron telescope.

From Project Gutenberg

The electron telescope could detect its larger planets, especially a gas-giant fifth-orbit world of high albedo.

From Project Gutenberg

It was highly improbable that the guard boat would carry an 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

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

From Project Gutenberg