File:Angstrom-Spectrometer-1868.jpg
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Français : Le spectromètre est composé d'un goniomètre et d'un réseau. A gauche, la fente d'entrée de la lumière et le collimateur. Au centre le réseau. A droite, la lunette de visée de la lumière diffractée.
English: The spectrometer is made of a goniometer and a diffraction grating. On the left, the slit and the collimator. In the center, the diffractiion grating. On the right, the objective through which the light is observed. |
| Date | |
| Source | Anders Jonas Angström, Recherches sur le spectre solaire-Spectre normal du soleil. Atlas de six planches. Upsal, W. Schultz Ed., 1868 et Spectre normal du soleil, ATLAS, Berlin, Ferd. Dümmler Ed., 1869 |
| Author | Anders Jonas Angström and Robert Thalén |
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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. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| current | 07:47, 31 January 2024 | | 1,219 × 1,124 (370 KB) | Bautsch (talk | contribs) | Much higher quality |
| 09:33, 6 August 2019 |  | 1,438 × 1,591 (149 KB) | Popocatomar (talk | contribs) | User created page with UploadWizard |
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