Désiré Charles Emanuel van Monckhoven (1834–1882) was a Belgian chemist, physicist, and optician, who wrote several of the earliest books on photography and photographic optics, in French, later translated to English and other languages. Year 1834 ( MDCCCXXXIV) was a Common year starting on Wednesday (link will display the full calendar of the Gregorian Calendar (or a Common Year 1882 ( MDCCCLXXXII) was a Common year starting on Sunday (link will display the full calendar of the Gregorian calendar (or a Common The Kingdom of Belgium is a Country in northwest Europe. It is a founding member of the European Union and hosts its headquarters as well as those A chemist is a Scientist trained in the Science of Chemistry. A physicist is a Scientist who studies or practices Physics. Physicists study a wide range of physical phenomena in many branches of physics spanning Scientific Equipment OpticianAn optician is an Eye care professional who provides corrective lenses based on a prescription for the correction of a Refractive Photography (fә'tɒgrәfi or fә'tɑːgrәfi (from Greek φωτο and γραφία is the process and Art of recording pictures by means of capturing French ( français,) is a Romance language spoken around the world by 118 million people as a native language and by about 180 to 260 million people English is a West Germanic language originating in England and is the First language for most people in the United Kingdom, the United States
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. [2]