Term - Daguerreotype
|Daguerreotype||SWPP and BPPA Photographic Glossary|
Tuesday 23rd December 2014
First practical and commercial photographic process, introduced by Louis Daguerre in 1839. The sensitive material comprised silver iodide, deposited on a polished silver plated copper base. A positive image was produced by camera exposure and mercury "development", which turned light struck halides gray white. The image was made permanent by immersing the plate in a solution of sodium chloride.
Information provided by: SWPP BPPA
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