| 释义 |
latensification Photogr.|leɪˌtɛnsɪfɪˈkeɪʃən|
[f. latent a. + intensification.]
Intensification of an existing latent image on a photographic film or plate by treatment with a chemical, prolonged exposure to light, or other means. Cf. hypersensitization b.
1940Amer. Cinematographer XXI. 499/2 With no more equipment than a panchromatic safelight, any photographer can increase the speed of a film from two to four times right in his own darkroom. ‘Latensification’, the name describing this new process, is an outgrowth of the research being done by Du Pont Film Manufacturing Corporation on high speed 35 mm. films. 1948PSA Jrnl. XIV. 675 (heading) Latensification studies with sodium perborate. 1956[see hypersensitization b]. 1973H. W. Cleveland in W. Thomas SPSE Handbk. Photogr. Sci. & Engin. vi. 417 Latensification is primarily an increase in the rate of development and therefore more effective with development well below γ∞. |