Patent ID: 9549098
Date: 2017-01-17
CPC Classifications: G03G,H04N

Claim:
1. An image forming apparatus comprising: a correction unit configured to correct image data based on a correction condition; an image forming unit configured to form an image based on the corrected image data; an image bearing member configured to bear the image formed by the image forming unit; a transfer unit configured to transfer the image on the image bearing member to a sheet; a measurement unit configured to measure a measurement image on the image bearing member; a conversion unit configured to convert a measurement result of the measurement image based on a conversion condition; a first generation unit configured to generate the correction condition based on the measurement result converted by the conversion unit; an obtaining unit configured to control the image forming unit to form a test image based on test image data, control the measurement unit to measure the test image on the image bearing member, and obtain a measurement result of the test image; a controller configured to control the image forming unit to form a test image based on test image data, and control the transfer unit to transfer the test image formed on the image bearing member to the sheet; a reception unit configured to receive a user instruction based on a result of comparison between a sample image and the test image by a user; and a second generation unit configured to generate the conversion condition based on the user instruction and the measurement result of the test image by the obtaining unit, wherein the test image on the sheet includes a first test image, a second test image, and an image indicating a position where the sheet is to be bent, and in a case where the sheet is bent along the position, a position of the first test image and a position of the second test image do not overlap with each other.