| 摘要 |
An image processing apparatus capable of forming an image using a plurality of devices which make periodic movements by an electrophotographic method includes a control unit configured to control image formation using the devices, a gradation characteristic storage unit configured to store therein a gradation characteristic of each of the devices, an acquisition unit configured to acquire a phase in each of the devices corresponding to a position of a target pixel, a calculation unit configured to calculate an amount of density variation caused by each of the devices corresponding to the phase and an input value expressing the target pixel, and a correction unit configured to correct an input value expressing the image based on the density variation amount corresponding to each of the devices, wherein the calculation unit calculates the density variation amount based on the gradation characteristic.
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