| 摘要 |
An image forming apparatus includes image forming means for forming a toner image on a recording material, the image forming means including an image bearing member (1) for bearing a toner image, and charging means (2) provided with a magnetic particle layer (23) contactable to the image bearing member to charge the image bearing member; and determining means for determining an image forming condition of the image forming means in accordance with a physical quantity relating to a toner amount introduced in the magnetic particle layer or deciding prohibition of the image forming operation of the image forming means. |
