Discharger, the image carrier unit and an image forming apparatus

The present invention discloses a discharger, the discharger comprising: a discharge electrode member, disposed opposite to the member to be charged; opposing electrode member disposed opposite to the discharge electrode member; and a power supply circuit for applying the discharge occurs between the discharge voltage discharge electrode member and said opposing electrode member, wherein the cover layer is formed of a covering material formed on a surface of said opposing electrode member, and the covering material comprises a carbon atom, or a carbon and other atoms, or a variety of other atoms as a main component, and having SP3 structure composed of carbon atoms.