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:
Feb. 24, 2015

Filed:

Jan. 11, 2013
Applicant:

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

Inventors:

Ruriko Tsuneta, Tokyo, JP;

Hideki Kikuchi, Tokyo, JP;

Hideo Kashima, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 37/26 (2006.01); H01J 37/20 (2006.01);
U.S. Cl.
CPC ...
H01J 37/20 (2013.01); H01J 37/26 (2013.01); H01J 2237/2008 (2013.01); H01J 2237/20214 (2013.01);
Abstract

An apparatus that can capture a rotation series of images of an observation area within a range of −180° to +180° around the x axis thereof, and can capture a rotation series of images of the observation area within a range of −180° to +180° around the y axis thereof. The apparatus includes a sample mounting base having at its tip portion a mounting portion for mounting a sample thereon; a rotating jig having a mounting base holding portion that holds the sample mounting base; a sample holding rod that includes a holding portion that holds the rotating jig; a first rotation control unit that applies, to the sample holding rod, a first rotation within a range of −180° to +180° with the extending direction of the sample holding rod as the axis thereof; and a second rotation control unit that applies, to the rotating jig, a second rotation within a range of ±45° or more with the direction orthogonal to the rotation axis of the first rotation as the axis thereof, the sample mounting base being in a conical or polygonally conical form.


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