Method and apparatus for ascertaining color balance of photograp

Method and apparatus for ascertaining color balance of photograp

Method and apparatus for ascertaining color balance of photograp

Method and apparatus for controlling toner concentration of a li

Method and apparatus for correcting the reciprocity law failure

Method and apparatus for detecting photographic image informatio

Method and apparatus for exposure quantity control in automatic

Method and system for predicting print colors

Method for adjusting density of color picture in color picture o

Method for calibrating photographic image information

Method for detecting focus of image

Method of determining the optimum exposure conditions for a colo

Method of spectrographically measuring density of photographic n