| 摘要 |
An image forming apparatus includes an image forming unit configured to form a measurement image on a sheet, a measurement unit configured to irradiate light on the measurement image and measure reflected light from the measurement image, a white reference plate provided to be movable to a first position and a second position, a black member provided to be movable to a third position where the black member shields light that is irradiated on the white reference plate and to a fourth position that is retracted from the third position, and a control unit configured to, in a state in which the white reference plate is at the second position and the black member is at the third position, cause the sheet, on which the measurement image has been formed, to pass between the measurement unit and the black member and cause the measurement unit to measure the measurement image. |
