| 摘要 |
PROBLEM TO BE SOLVED: To provide a toner container that has an effect of easily distinguishing a genuine product from a fake product, and reliably preventing failure such as an image defect, without causing an increase in the number of components at a low cost.SOLUTION: A toner container of the present invention includes a container body provided with a filling port for filling toner, and a cap 29 that closes the filling port. The outer surface 67 of the cap 29 has a diffraction grating 68 formed thereon. |
