Device for measuring electrostatic charge amount of toner and method for measuring distribution of electrostatic charge amount of toner

摘要

A device for measuring electrostatic charge amount of toner is provided. The device comprises a hollow toner suction port for sucking the toner from a toner substrate and a means for measuring electrostatic charge amount of the sucked toner. The toner suction port forms a hermetically sealed space with the toner substrate.