| 摘要 |
PROBLEM TO BE SOLVED: To provide a light quantity adjusting method for a print head capable of improving quality of an output image.SOLUTION: A light quantity adjusting method for a print head includes steps of; creating first drive current correction data for reducing dispersion of a plurality of light beams from a print head including a plurality of LED elements arrayed in a Y axis direction, to be used for the correction of drive current for the plurality of LED elements; creating second drive current correction data for reducing brightness variation of an image formed by the print head on a recording paper via a photoreceptor drum, caused by the photoreceptor drum or the like, to be used for the correction of the drive current for the plurality of LED elements; and correcting the drive current value for the plurality of LED elements based on the first and second drive current correction data. |
