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“electronograph”
electronograph, electronographic tube
1. An image tube used in astronomy in which the electron image formed by the tube is recorded directly on a film or on film plates.
2. An instrument consisting of an electron tube in which an accelerated beam of electrons produces images on a fine-grain photographic emulsion.
2. An instrument consisting of an electron tube in which an accelerated beam of electrons produces images on a fine-grain photographic emulsion.
An image produced with this tool.
This entry is located in the following units:
electro-, electr-, electri-
(page 72)
grapho-, graph-, -graph, -graphy, -grapher, -graphia
(page 31)