| 1843 | North America • Mexico
| John Lloyd Stephens (1805-1852) was one of the great explorers of the Mesoamerican archaeological sites of Yucatan in Mexico. For the discoveries he described in his book Incidents of Travel in Yucatan (1843) Dr. Cabot took daguerreotypes. |
| 1843 | Europe • Scotland
| The partnership of Hill & Adamson (David Octavius Hill and Robert Adamson) forms in Scotland. They jointly produce outstanding portraits until the premature death of Adamson in 1848.
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| 1844 | North America • USA
| Mathew Brady (1823–1896) establishes a photographic studio in Washington.
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| 1844 | Europe • Great Britain
| Henry Fox Talbot publishes the first part of The Pencil of Nature which is one of the first books containing photographs. It comes out in an instalment of six parts between 1844 and 1846 and contains 24 photographs in total.
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| 1844 | Asia • China
| Jules Itier (1802-1877) with the French customs service on a commercial mission to China takes what may be the earliest photographs of Macao [Macau] and wrote:
"I spent the last two days capturing the most interesting features of Macau on daguerreotype; the people on the streets respond with greatest kindness to all my demands, and many Chinese allowed photographs to be taken of them, but I had to show them the inside of the apparatus and the object reflected on the polished glass."
As the head of the French trade commission in China he takes a Daguerreotype of the signing of the Sino-French peace treaty. (24 October 1844) |
| 1845 | Europe • Great Britain
| Henry Fox Talbot publishes Sun Pictures in Scotland that includes locations associated with the novelist Sir Walter Scott (1771-1832). [Read about] |
| 1845 | North America • USA
| Langenheim & Langenheim , the two brothers William and Frederick, take a panorama of Niagara Falls using five separate Daguerreotypes. (July 1845) |
| 1845 | Europe • France
| Armand Hippolyte Fizeau (1819-1896) working with Léon Foucault (1819-1868) takes the first photograph of the sun. |
| 1847 | Europe • Great Britain | The Calotype Club is founded in London. |
| 1847 | North America • USA | The African-American photographers Glenalvin and Wallace Goodridge establish their daguerreotype studio in York, Pennsylvania.
Enterprising Images: the Goodridge Brothers, African American Photographers, 1847-1922
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| 1847 | North America • USA
| Thomas Easterly makes what may be the first ever photograph of a streak of lightning on a daguerreotype plate. (18 June 1847) |
| 1849 | Middle East
| Maxime Du Camp (1822–1894) sets out on an official mission to photograph the sites and monuments of Egypt, Palestine and Syria. |
| 1849 | Europe • Great Britain
| Sir David Brewster develops the lenticular stereoscope. |
| 1850 | North America • USA
| The first issue of The Daguerreian Journal: devoted to the Daguerreian and Photogenic Arts is published in New York. It is the world's first photographic journal. (November 1850) |
| 1850 | North America • USA | Mathew Brady publishes his collection A Gallery of Illustrious Americans. |
| 1850 | Europe • France | Louis Jules Duboscq in Paris manufactures the first functioning stereoscopic viewer. |
| 1850 | Europe • France | Louis-Désiré Blanquart-Evrard perfects a process for making positive prints coated with albumen. This is one of the most popular types of photographic prints through the nineteenth century. |
| 1850 | Europe • Great Britain
| Henry Mayhew publishes London Labor and London Poor with wood engravings based on Daguerreotypes that were taken under the supervision of Richard Beard (1802-1885). |
| 1851 | Europe • France | Missions Héliographiques established in France with Édouard Baldus, Hippolyte Bayard, Gustave Le Gray, Henri Le Secq and Auguste Mestral recording the architectural patrimony of France. |
| 1851 | Europe • Great Britain
| Frederick Scott Archer publishes his invention of the wet collodion process in a copy of The Chemist. Although a more complex process than Daguerreotype it has finer detail and a faster exposure time. It was the basis for the ambrotype and the tintype that became popular later in the decade. (March 1851) |
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