plat·i·no·type (pl t n- -t p )n. 1. A process formerly used for making photographic prints, using a finely precipitated platinum salt and an iron salt in the sensitizing solution to produce prints in platinum black. 2. A print produced by platinotype. |
platinotype [ˈplætɪnəʊˌtaɪp]
n
(Miscellaneous Technologies / Photography) an obsolete process for producing photographic prints using paper coated with an emulsion containing platinum salts, the resulting image in platinum black being more permanent and of a richer tone than the usual silver image
platinotype
1. a photographic process in which a platinum salt is used in place of the more usual silver salts to produce a more permanent print.
2. a photographic print so made.
See also: Photography2. a photographic print so made.
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