Patent ID: 7791771

Claim:
An image reading unit comprising: a first LED array composed of a plurality of LEDs arranged in a row; a second LED array composed of a plurality of LEDs arranged in a row, being provided in parallel with the first LED array; a SELFOC lens provided between the first LED array and the second LED array; a reflector that reflects irradiation light applied from the plurality of LEDs constituting the first LED array and the plurality of LEDs constituting the second LED array toward a reading position by the SELFOC lens; and a line sensor provided in a position in which light is collected by the SELFOC lens; and shading members that are respectively provided above light emitting sections of the plurality of LEDs constituting the first LED array and the plurality of LEDs constituting the second LED array and block main light in irradiation light directly applied from the LEDs, wherein the main light has the highest emission intensity applied from the LEDs.