| 摘要 |
A technique that can stably realize highly accurate image adjustment processing regardless of deterioration in an image forming characteristic and the like is provided. An image forming apparatus that forms a gradation pattern on a sheet and performs predetermined image adjustment processing on the basis of a print state of the gradation pattern formed includes a fluctuation-information acquiring unit configured to acquire information on a degree of fluctuation in a predetermined characteristic affecting an image quality of an output image and a control unit configured to form, on the sheet, a gradation pattern in which pattern intervals of respective density regions are set on the basis of the information acquired by the fluctuation-information acquiring unit.
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