Patent ID: 8126343
Filing Date: 2012-02-28
Classification: G03G

Abstract:
1. An image forming apparatus comprising: an image forming unit adapted to form a recording image on an image carrier by using at least one of an image developed with a first developer having a predetermined hue and an image developed with a second developer having the predetermined hue, a density of the second developer being higher than a density of the first developer; and a control unit adapted to form at least two first measurement images developed with the first developer and at least one second measurement image developed with the second developer using the image forming unit, on a measuring area, the measuring area corresponding to an area between a plurality of recording images formed consecutively on the image carrier by the image forming unit, wherein a number of density levels of the first measurement images that the control unit is able to form is larger than a number of density levels of the at least one second measurement image that the control unit is able to form.