calotype


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Related to calotype: Collodion process

calotype

[′kal·ə‚tīp]
(graphic arts)
An obsolete method of photography in which paper is treated with silver iodide, silver nitrate, and acetic and gallic acids; after exposure the paper is developed in a solution of silver nitrate and gallic acid.
References in periodicals archive ?
But he became increasingly unhappy with the poor definition of calotype photographs and by the long exposures required and in 1848 invented the wet collodion process.
The wet-collodion process allowed for quicker exposure times than its predecessors, making it a more ideal process for capturing scenes related to war--even if not the battles themselves--than its predecessors the Daguerreotype or the Calotype.
A expansao do uso do calotype permitiu a muitos artistas apreender aspectos da paisagem--e assim desenvolver um pensamento fotografico especifico sobre a natureza, na medida em que extrapolavam as condicoes da pintura e do desenho.
37) The calotypes they produced that day initiated a new mode of representing and constructing Indians--a type of subjective representation later epitomized by the voluminous portfolio of Edward Sheriff Curtis.
With the arrival of the calotype process (patent from 1841) the development of black and white (B&W) negative-positive system began and, as a portrait technique, is still present, especially in the area of art gallery photography.
In Britain, William Henry Fox Talbot developed a method of capturing images on paper that had been treated by chemicals, an approach called the calotype that led to the making of negatives, which is the focus of a major exhibition at the Metropolitan Museum of Art.
Despite Tripe's harsh judgement of his own work, the resultant salted paper prints from calotype negatives were received favourably by his contemporaries (7), and are still renowned for their grainy texture and beautiful purplish-pinkish black hues.
Hampton Court Palace was the subject of some of the first early photographs using a new process: calotype.
In 1862, at the age 21, Harmon was running his own professional photography business, having been one of the early exponents of William Fox Talbot's negative/positive Calotype printing process.
2) These initiatives would seem to spur Helen Groth's and Ivan Kreilkamp's shared fascination with Victorian poets' immersion in a culture whose chronology coincided with hugely influential advances in technology, such as the calotype and the photograph.
When Prevost returned to New York, he traded his brush for a camera and began experimenting with the calotype process, a waxed-paper process that he introduced to America.
1841 - William Henry Fox Talbot patents the Calotype, a negative-positive photo process.