Imaging system, and identity authentication system incorporating the same
First Claim
1. An imaging system, comprising:
- a plurality of imaging units, and an illumination device, wherein;
each of said plurality of imaging units comprises an imaging lens and an imaging device located on an image plane of said imaging lens, said plurality of imaging units are two-dimensionally arranged in rows and columns, and said illumination device is positioned in such a way as to direct illumination light in a direction along an optical axis of each imaging unit, wherein said optical axis of each imaging unit is defined by an axis that passes through a common object point at an imaging position and a center of each imaging lens.
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Abstract
The invention relates to an imaging system 50 wherein, without recourse to any large-size pupil relay optical system, a plurality of minute imaging optical systems are arranged in rows and columns to pick up pixel images of a divided fundus through separate imaging optical systems, so that a fundus image is synthesized from the thus picked up pixel images as well as an identity authentication system. A plurality of imaging units 101, 101 and 103 comprising imaging lenses 11, 12 and 13 and imaging devices 31, 32 and 33 located on their image planes are two-dimensionally arranged in rows and columns. An illumination device for illumination 4 of a subject E in a direction along the optical system of each imaging unit is provided, wherein each of the optical axes 21, 22 and 23 of the respective imaging units is defined by an axis that passes through a common object point P at an imaging position and the center of each imaging lens.
81 Citations
12 Claims
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1. An imaging system, comprising:
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a plurality of imaging units, and an illumination device, wherein;
each of said plurality of imaging units comprises an imaging lens and an imaging device located on an image plane of said imaging lens, said plurality of imaging units are two-dimensionally arranged in rows and columns, and said illumination device is positioned in such a way as to direct illumination light in a direction along an optical axis of each imaging unit, wherein said optical axis of each imaging unit is defined by an axis that passes through a common object point at an imaging position and a center of each imaging lens. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification