The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
The original plate, showing rooftops visible from a second-story bedroom window
The original plate, showing rooftops visible from a second-story bedroom window
Demonstration of camera obscura. The original image gets rotated and reversed through a small hole onto an opposite surface.
Demonstration of camera obscura. The original image gets rotated and reversed through a small hole onto an opposite surface.
Gernsheim's enhanced version
Gernsheim's enhanced version
The original plate on display at the Harry Ransom Center in Austin, Texas, in 2004
The original plate on display at the Harry Ransom Center in Austin, Texas, in 2004
This earliest known surviving heliographic engraving, printed from a metal plate made in 1825 by Joseph Nicéphore Niépce using his "heliographic proce
This earliest known surviving heliographic engraving, printed from a metal plate made in 1825 by Joseph Nicéphore Niépce using his "heliographic process". The plate was exposed under an ordinary engraving. Heliography was also used to capture a scene directly from nature with a camera.
Comparison between the original engraving and the heliography of Joseph Nicephore Niépce. Left: Engraving of Portrait of Georges d'Amboise, 1650 right
Comparison between the original engraving and the heliography of Joseph Nicephore Niépce. Left: Engraving of Portrait of Georges d'Amboise, 1650 right: Heliography (Heliogravure) of the engraving, 1826