Title:
MEASUREMENT DEVICE
Document Type and Number:
Japanese Patent JP2014232005
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a measurement device capable of performing position measurement with a simple mechanism.SOLUTION: A measurement device 10 includes: a photoelectric conversion unit 30 that is configured to be capable of receiving light beams emitted from a position measurement object that are caused to have different optical path lengths and outputs electric signals according to light receiving amounts for the respective optical path lengths; and a measurement unit 12 that measures a position of the position measurement object on the basis of a ratio between two electric signals among the electric signals of the respective optical path lengths obtained by the photoelectric conversion unit 30.
Inventors:
HOTTA HIROYUKI
Application Number:
JP2013111891A
Publication Date:
December 11, 2014
Filing Date:
May 28, 2013
Export Citation:
Assignee:
FUJI XEROX CO LTD
International Classes:
G01B11/00; G01C3/06
Domestic Patent References:
JPS5282264A | 1977-07-09 | |||
JP2002195808A | 2002-07-10 | |||
JPH01212384A | 1989-08-25 |
Attorney, Agent or Firm:
Patent business corporation solar international patent firm
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