Patent ID: 6891645

Claim:
An apparatus for reading an image comprising: a light source, which when operated, emits visible light and invisible light towards an image disposed along an optical path followed by the light; a first reading device disposed downstream from the image along the optical path, the first reading device having a visible light sensor which receives light and produces electronic data in accordance with received light in visible wavelengths, when operated; a second reading device disposed downstream from the image along the optical path, the second reading device having an invisible light sensor which receives light and produces electronic data in accordance with received light in invisible wavelengths, when operated; a controller electronically connected to the first reading device and the second reading device, and synchronizing electronic data from the first and second reading devices with one another; and a correcting device electronically connected to the first and second reading devices, which receives data therefrom and corrects data from the first reading device based on data from the second reading device.