Désiré van Monckhoven
Encyclopedia
Désiré Charles Emanuel van Monckhoven (1834–1882) was a Belgian
Belgium
Belgium , officially the Kingdom of Belgium, is a federal state in Western Europe. It is a founding member of the European Union and hosts the EU's headquarters, and those of several other major international organisations such as NATO.Belgium is also a member of, or affiliated to, many...

 chemist
Chemist
A chemist is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties such as density and acidity. Chemists carefully describe the properties they study in terms of quantities, with detail on the level of molecules and their component atoms...

, physicist
Physicist
A physicist is a scientist who studies or practices physics. Physicists study a wide range of physical phenomena in many branches of physics spanning all length scales: from sub-atomic particles of which all ordinary matter is made to the behavior of the material Universe as a whole...

, and photographic researcher. He was also an inventor and author. He wrote several of the earliest books on photography
Photography
Photography is the art, science and practice of creating durable images by recording light or other electromagnetic radiation, either electronically by means of an image sensor or chemically by means of a light-sensitive material such as photographic film...

 and photographic optics. His original French
French language
French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...

 works were later translated to English
English language
English is a West Germanic language that arose in the Anglo-Saxon kingdoms of England and spread into what was to become south-east Scotland under the influence of the Anglian medieval kingdom of Northumbria...

 and other languages.

He invented or developed an enlarger (1864), a dry collodion process (1871), improvements of the carbon print process (1875–80), and improved silver-bromide gelatine emulsions.

Selected work


See also

  • Diaphragm (optics)
    Diaphragm (optics)
    In optics, a diaphragm is a thin opaque structure with an opening at its center. The role of the diaphragm is to stop the passage of light, except for the light passing through the aperture...

  • Ghent University
    Ghent University
    Ghent University is a Dutch-speaking public university located in Ghent, Belgium. It is one of the larger Flemish universities, consisting of 32,000 students and 7,100 staff members. The current rector is Paul Van Cauwenberge.It was established in 1817 by King William I of the Netherlands...

  • History of the camera
    History of the camera
    The history of the camera can be traced back much further than the introduction of photography. Photographic cameras evolved from the camera obscura, and continued to change through many generations of photographic technology, including Daguerreotypes, calotypes, dry plates, film, and digital...

  • Royal Photographic Society
    Royal Photographic Society
    The Royal Photographic Society is the world's oldest national photographic society. It was founded in London, United Kingdom in 1853 as The Photographic Society of London with the objective of promoting the Art and Science of Photography...


External links

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