| 摘要 |
According to one embodiment, an image reading apparatus that reads an image of a sheet (1) conveyed by a conveyance unit (12) includes a first illumination unit (21) to irradiate the sheet (1) with visible light, a second illumination unit (22) to irradiate the sheet with visible light and infrared light from an angle different from that of the first illumination unit (21), and an imaging unit (23) to receive visible light and infrared light reflected from the sheet (1) and to capture a visible image and an infrared image. |
