Title:
LIGHT SOURCE DEVICE AND ENDOSCOPE USING THE SAME
Document Type and Number:
Japanese Patent JP2007082820
Kind Code:
A
Abstract:
To provide a light source device capable of obtaining an image of natural color reconstruction which is similar to an actual view by achieving wide-band illumination, and to provide an endoscope using the light source apparatus.
The light source device is provided with: a first light emitting element composed of a near UV light emitting element (near UV LED 3) and a fluorescent substance (red fluorescent substance 4) emitting light of a first wavelength; and a second light emitting element composed of the near UV light emitting element (near UV LED 3) and a fluorescent substance (green fluorescent substance 5) emitting light of a second wavelength different from the first wavelength.
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Inventors:
YAMASHITA SHINJI
Application Number:
JP2005276257A
Publication Date:
April 05, 2007
Filing Date:
September 22, 2005
Export Citation:
Assignee:
OLYMPUS MEDICAL SYSTEMS CORP
International Classes:
A61B1/06; A61B1/00; H01L33/50; H01L33/56; H01L33/60
Domestic Patent References:
| JPH11225953A | 1999-08-24 | |||
| JP2004274083A | 2004-09-30 |
Attorney, Agent or Firm:
Takehiko Suzue
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Sadao Muramatsu
Ryo Hashimoto
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Sadao Muramatsu
Ryo Hashimoto