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US 7,471,428 B2Granted
Contact image sensor module and image reading device equipped with the same
AssigneeSeiko Epson Corporation
InventorsToshimitsu Ohara, Kazuhiro Nakano
Life of this patent
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AssigneeSeiko Epson Corporation
InventorsToshimitsu Ohara, Kazuhiro Nakano
Estimating the term…
A contact image sensor module includes: a first image sensor, having a first light receiving element set aligned in a straight line; a second image sensor, having a second light receiving element set aligned in parallel to the abovementioned first light receiving element set; a first lens unit, forming, on the abovementioned first light receiving element set, a clear image of a first object, which is positioned at a first distance from light receiving surfaces of the abovementioned first light receiving element set; and a second lens unit, forming, on the abovementioned second light receiving element set, a clear image of a second object, which is positioned at a second distance, differing from the above mentioned first distance, from the light receiving surfaces of the abovementioned first light receiving element set.
A contact image sensor module comprising:
An image reading device comprising:
Dependencies are inferred from the claim text.