Chemist and educationist, born in Derby, Derbyshire, C England, UK. Assistant secretary (1899) and adviser (1903) to the Board of Education, he was known for his research in photographic chemistry and colour photography, and did important pioneer work in photographing the solar spectrum.
Biography
Abney was born in Derby, England, to a clergyman father.
Abney was a pioneer of several technical aspects of photography. His endeavors in the chemistry of photography produced useful photographic products and also developments in astronomy. In 1874, Abney developed a dry photographic emulsion, which replaced "wet" emulsions. Abney also introduced new and useful types of photographic paper, including in 1882 a formula for gelatin silver chloride paper.
Abney conducted early research into the field of spectroscopy, developing a red-sensitive emulsion which was used for the infrared spectra of organic molecules.
Abney invented the "Abney Level", a combined clinometer and spirit level, used by surveyors to measure slopes and angles.
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