1694_Christiaan_Huygens_-_Laterna_Magica.jpg
Summary
Description 1694 Christiaan Huygens - Laterna Magica.jpg |
English:
1694 sketch of the principle of laterna magica by Christiaan Huygens "speculum cavum (hollow mirror). lucerna (lamp). lens vitrea (glass lens). pictura pellucida (transparent picture). lens altera (other lens). paries (wall)."
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Source | https://adcs.home.xs4all.nl/Huygens/13/compl-v.html | ||||||||||||||||||||||||||
Author |
creator QS:P170,Q39599
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Licensing
Public domain Public domain false false |
This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer . This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office ) before January 1, 1929. |
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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/ PDM Creative Commons Public Domain Mark 1.0 false false