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Title:
SPECTROMETER, ANALYSIS EQUIPMENT, AND WAVELENGTH-VARIABLE LIGHT SOURCE
Document Type and Number:
WIPO Patent Application WO/2018/135223
Kind Code:
A4
Abstract:
(Object) To enable to provide a small-scale and low-cost spectrometer (Means of Achieving the Object) A spectrometer includes: a light incidence unit configured to allow incidence of light from outside; a diffraction grating configured to disperse, according to wavelength, the light that is incident through the light incidence unit; and a reflection unit including a reflection surface for reflecting the light that has been dispersed according to wavelength by the diffraction grating. Tilt of the reflection surface is changeable.

Inventors:
NOGUCHI, Hidetaka (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
AZUMI, Junichi (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
KATO, Hidenori (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
SUEMATSU, Masashi (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
FUJISHIMA, Masayuki (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
SUZUKI, Shuichi (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
Application Number:
JP2017/045752
Publication Date:
July 26, 2018
Filing Date:
December 20, 2017
Export Citation:
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Assignee:
RICOH COMPANY, LTD. (3-6 Nakamagome 1-chome, Ohta-ku Tokyo, 55, 〒1438555, JP)
NOGUCHI, Hidetaka (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
AZUMI, Junichi (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
KATO, Hidenori (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
SUEMATSU, Masashi (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
FUJISHIMA, Masayuki (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
SUZUKI, Shuichi (3-6, Nakamagome 1-chome, Ohta-k, Tokyo 55, 〒1438555, JP)
International Classes:
G01J3/02; G01J3/06; G01J3/18
Attorney, Agent or Firm:
ITOH, Tadashige et al. (16th Floor, Marunouchi MY PLAZA 1-1, Marunouchi 2-chome, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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