PHOTOGRAPHIC SYSTEM, PHOTOGRAPHIC DEVICE AND COLLATION DEVICE USING THE SAME, AND PHOTOGRAPHIC METHOD
PROBLEM TO BE SOLVED: To provide a photographic system for preparing a registered image group of a collation device by photographing a plurality of images with different photographic conditions in natural states without applying any feeling of pressure to a person as an object by simple device confi...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a photographic system for preparing a registered image group of a collation device by photographing a plurality of images with different photographic conditions in natural states without applying any feeling of pressure to a person as an object by simple device configuration. SOLUTION: The photographic system is provided with a first light source device 2 for irradiating an object 30 with light having first spectral distribution, a second light source device 3 for irradiating the object 30 with light having second spectral distribution different from the first spectral distribution and a photographic device 1 having a wavelength selection part for transmitting the light of selected wavelength distribution and acquiring a plurality of images having respectively different shadows in the object 30 by photographing the object 30 which is irradiated by the first light source device 2 and the second light source device 3 twice or more by changing the wavelength distribution to be selected by the wavelength selection part. COPYRIGHT: (C)2008,JPO&INPIT |
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