The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9239259 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 19, 2016

Filed:

Oct. 13, 2011
Applicants:

Kazuaki Ohkubo, Kusatsu, JP;

Greg Mckee, Sunapee, NH (US);

Inventors:

Kazuaki Ohkubo, Kusatsu, JP;

Greg McKee, Sunapee, NH (US);

Assignees:

OTSUKA ELECTRONICS CO., LTD., Hirakata-Shi, JP;

LABSPHERE, INC., North Sutton, NH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 1/00 (2006.01); G01J 1/04 (2006.01); G01J 1/02 (2006.01); F21V 7/10 (2006.01); G01J 1/42 (2006.01);
U.S. Cl.
CPC ...
G01J 1/0407 (2013.01); F21V 7/10 (2013.01); G01J 1/0295 (2013.01); G01J 1/42 (2013.01); G01J 2001/0481 (2013.01); G01J 2001/4247 (2013.01);
Abstract

An optical measurement system includes an integrating sphere having a reflecting surface on its inner wall and having a first window. The optical measurement system further includes a support member for supporting a light source at a substantially central position of the integrating sphere, and a first baffle arranged on a line connecting the first window and the light source supported by the support member. The support member is connected, in a region opposite to the first window with respect to the light source, to the inner wall of the integrating sphere.


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