File:Zworykin1931iconoscope.jpg
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Summary
[edit]DescriptionZworykin1931iconoscope.jpg |
English: First diagram of an iconoscope television camera tube, one of the earliest practical video camera tubes, invented by Vladimir Zworykin, from his 1931 US patent. Zworykin patented the tube for use as an ultraviolet video microscope, but applied it to the new expanding technology of television. |
Date | Filed 1931, patent issued 1935 |
Source | U.S. Patent Office |
Author | Vladimir Zworykin |
Permission (Reusing this file) |
public domain work of U.S. government |
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[edit]Public domainPublic domainfalsefalse |
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This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.
Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 23:21, 14 March 2008 | ![]() | 668 × 705 (90 KB) | Walloon (talk | contribs) | {{Information |Description= Diagram of Iconoscope television camera tube |Source= U.S. Patent Office |Date=Filed 1931, patent issued 1935 |Author= Vladimir Zworykin |Permission= public domain work of U.S. government |other_versions= }} |
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Author | Steven |
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Pixel composition | RGB |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | Mac OS X 10.5.2 (9C31) |
File change date and time | 19:11, 14 March 2008 |
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