Method of assessing the activity of a photographic developer

Details Method of assessing the activity of a photographic developer Method of assessing the activity of a photographic developer

1985-09-26

1987-02-10

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Including control feature responsive to a test or measurement

354 20, 354297, 430399, G03C 502, G03C 526

Patent

active

046422765

ABSTRACT:
A method and an apparatus wherein wedge print density value comparisons made with the aid of a photoelectric densitometer give indications of the developing activity of a photographic developer which are independent of the temperature of the photodetector.

REFERENCES:
patent: 3623418 (1971-11-01), Ost
patent: 4081280 (1978-03-01), Corluy et al.
patent: 4464036 (1984-08-01), Taniguchi et al.
Carleer et al., "Replenishing system", Research Disclosure No. 19620, 8/1980, pp. 331-332.

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