G - Physics – 06 – T
Patent
G - Physics
06
T
G06T 1/00 (2006.01) G06K 9/36 (2006.01) G07D 7/12 (2006.01) H04N 1/00 (2006.01) H04N 3/15 (2006.01) H04N 9/04 (2006.01)
Patent
CA 2112734
To properly cut light except for visible light and improve read precision, there is provided an image reading apparatus having a plurality of photoelectric conversion elements. The image reading apparatus includes an image information detecting unit in which the photoelectric conversion elements are arranged on a single chip, a first light-shielding unit, arranged near the photoelectric conversion elements, for transmitting specific visible light, and a second light-shielding unit, arranged near the photoelectric conversion elements at a position different from that of the first light-shielding unit, for partially shielding light except for the visible light.
Arimoto Shinobu
Hayashi Toshio
Nagase Tetsuya
Nakai Takehiko
Sasanuma Nobuatsu
Canon Kabushiki Kaisha
Ridout & Maybee Llp
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