image tube

noun
1.
an electron tube that receives a pattern of radiation, as infrared, ultraviolet, or x-ray, on a photosensitive surface and reproduces the pattern on a fluorescent screen.
Also called image-converter tube
[im-ij-kuh n-vur-ter] /ˈɪm ɪdʒ kənˌvɜr tər/ (Show IPA)
.
Origin
1935-40
British Dictionary definitions for image tube

image converter

noun
1.
a device for producing a visual image formed by other electromagnetic radiation such as infrared or ultraviolet radiation or X-rays

image intensifier

noun
1.
any of various devices for amplifying the intensity of an optical image, sometimes used in conjunction with an image converter

image tube

noun
1.