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.

Date of Patent:
Apr. 16, 2019

Filed:

May. 26, 2015
Applicant:

Hitachi High-technologies Corporation, Minato-ku, Tokyo, JP;

Inventors:

Yoshio Kimoto, Tokyo, JP;

Akira Hamamatsu, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/47 (2006.01); G01N 21/88 (2006.01); G01N 21/95 (2006.01);
U.S. Cl.
CPC ...
G01N 21/8806 (2013.01); G01N 21/47 (2013.01); G01N 21/9501 (2013.01); G01N 2021/4792 (2013.01); G01N 2021/8848 (2013.01);
Abstract

Proposed is an inspection device that is provided with: an illuminating optical unit that irradiates a discretionary region of a sample with light; a control unit that gives instructions to the illuminating optical unit; and at least one detection unit that detects light transmitted from the sample. The illuminating optical unit includes a light source unit that generates light, and an electrooptic element unit to which the light generated by the light source unit is inputted, and on the basis of the instructions given from the control unit, the electrooptic element unit adjusts the light to be in a desired polarization state, said light having been generated by the light source unit, and irradiates the sample with the light.


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