| Europe • Great Britain | The Stereoscopic Society is founded. |
| Europe • Germany | The first exhibition of photography held at the Hamburg Kunsthalle organized by the director Prof. Alfred Lichtwark. |
| Europe • Great Britain | The Photographic Salon is the first show of the Linked Ring Brotherhood founded in Great Britain. (November 1893) [Read about] |
| North America • USA | Cornele B. Adams issued a patent for "Method of Photogrammetry" which used two aerial photographs of the same locality taken from a tethered balloon. (12 December 1893) |
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