calotype

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Related to calotype process: William Henry Fox Talbot

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 ?
It is true that Tripe acquired a reputation as a master of the calotype process, but reviews of his work came mainly from exhibitions in the East.
In the 1840s, David Octavius Hill and his partner Robert Adamson took more than 3000 photographs - lit only by light of the sun - using the new calotype process.
He may, of course, have experimented earlier with the calotype process.