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Sir John Herschel: Biography & Photography | Study.com
- https://study.com/academy/lesson/sir-john-herschel-biography-photography.html
- Inspired by the invisible forces that heat and illuminate our universe, Herschel built upon his father's work in experimenting with effects of different wavelengths of light. Herschel was a...
John Herschel - a Pioneer in Celestial Photography - SciHi …
- http://scihi.org/john-herschel-celestial-photography/
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Sir John Frederick William Herschel | International …
- https://iphf.org/inductees/sir-john-frederick-william-herschel/
- One of his most important papers, “On the Art of Photography; or the Application of the Chemical Rays of Light to the Purpose of Pictorial Presentation”, was read to the Royal Society on March 14, 1839. In this paper Herschel put to use the word …
Sir John Herschel - ERHS Photography Class - Google
- https://sites.google.com/a/pgcps.org/erhs-photography/science-of-a-permanent-photograph/Science-of-Photography/sir-john-herschel
- Because of his earlier studies, Herschel probably knew more about photography than anyone but he didn’t think that his work was sufficiently important to …
Sir John Herschel, 1st Baronet | English astronomer
- https://www.britannica.com/biography/John-Herschel
- Herschel was also a highly accomplished chemist. His discovery in 1819 of the solvent power of hyposulfite of soda on the otherwise insoluble salts of silver was the prelude to its use as a fixing agent in photography; and he invented in 1839, independently of Fox Talbot, the process of photography on sensitized paper.
John Herschel's invention - AlternativePhotography.com
- https://www.alternativephotography.com/cyanotype-history-john-herschels-invention/
- Sir John was an astronomer, trying to find a way of copying his notes. Herschel managed to fix pictures using hyposulphite of soda as early as 1839. In the early days the paper was coated with iron salts and then used in contact printing. The paper was then washed in water and resulted in a white image on a deep blue background.
John Herschel - Biography, Facts and Pictures
- https://www.famousscientists.org/john-herschel/
- Herschel coined the word photography and was the first to describe photographs as either negatives or positives. In 1842, Herschel invented the cyanotype – the low cost photographic printing process that allowed engineers and architects to produce blueprints of their designs. Herschel found that iron salts were light sensitive.
Sir John Herschel | An Introduction to 19th Century Art
- https://19thcenturyart-facos.com/artwork/sir-john-herschel
- Cameron explained her approach to photographing Sir John Herschel: “When I have had such men before my camera my whole soul has endeavored to do its duty towards them in recording faithfully the greatness of the inner as well as the features of the outer man. The photograph thus taken has been almost the embodiment of a prayer.
Timeline - John Herschel - Florida State University
- https://micro.magnet.fsu.edu/optics/timeline/people/jherschel.html
- In 1839, he developed a technique for creating photographs on sensitized paper, independently of William Fox Talbot, but did not attempt to commercialize the process. However, Herschel published several papers on photographic processes and was the first to utilize the terms positive and negative in reference to photography.
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