| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a developer supply container and a cartridge which can be attached/detached to/from an image forming apparatus main body in which a configuration for detecting the remaining amount of a developer stored in the cartridge by transmitting light rays can be arranged more efficiently, and to provide an image forming apparatus equipped with them. <P>SOLUTION: A toner cartridge for supplying toner to a process cartridge having a light transmission type toner remainder detecting mechanism is provided with a light guide for guiding light emitted by a light emission section provided on the image forming apparatus main body to a light incident section provided in the cartridge. <P>COPYRIGHT: (C)2007,JPO&INPIT |
