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1839 | Science Buzz (81 words) |
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| Although not the first photographic technique, on Jan. 9, 1839, the dageurreotype process was announced to the world. |
| The dageurreotype became the first commercially viable photographic process and the first to permanently record and fix an image with exposure time compatible with portrait photography. |
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1839 in science - Wikipedia, the free encyclopedia (96 words) |
| The year 1839 in science and technology included many events, some of which are listed here. |
| January 9 - The French Academy of Sciences announces the Daguerreotype photography process |
| Invention of the fuel cell by William Grove |
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