Title:
COLOR ANALYSIS AND CALCULATION CIRCUIT
Document Type and Number:
Japanese Patent JPS5238982
Kind Code:
A
Abstract:
PURPOSE: To obtain the approximate values of the tristimulus values XYZ of CIE (standard)-XYZ wpecification colorimetric system by using a coefficient potentiometers, adders, code translators, log converters, etc. without sparing labor and time.
Inventors:
ITOU TAKAYASU
FUKUSHIMA MASATOSHI
FUKUSHIMA MASATOSHI
Application Number:
JP11427575A
Publication Date:
March 25, 1977
Filing Date:
September 23, 1975
Export Citation:
Assignee:
KOGYO GIJUTSUIN
International Classes:
G01J3/50; G01J3/46; G06T7/00; (IPC1-7): G01J3/46