Patent ID: 9207125
Filing Date: 2015-12-08
Classification: B41J,G01J,G03G,H04N

Abstract:
1. An image forming apparatus comprising: an image forming unit configured to form a measurement image on a sheet; a measurement unit configured to emit light to the measurement image, and measure light reflected from the measurement image; a selection unit configured to select one of a first mode for feeding a sheet, forming a measurement image on the sheet with the image forming unit, and measuring the measurement image on the sheet with the measurement unit, and a second mode for feeding a chart on which a measurement image has already been formed, and measuring the measurement image on the chart with the measurement unit without performing image formation with the image forming unit; and a control unit configured to control the measurement unit to perform measurement of the measurement image according to the mode selected by the selection unit, wherein a conveyance path of the sheet in the first mode is different from a conveyance path of the chart in the second mode.