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:
Jul. 10, 1990

Filed:

Apr. 25, 1989
Applicant:
Inventors:

Katsunobu Ueda, Yokohama, JP;

Mitsuo Sumiya, Yokohama, JP;

Michio Baba, Yokohama, JP;

Assignee:

Kabushiki Kaisha Toshiba, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350613 ; 350618 ; 350619 ; 350-11 ;
Abstract

An X-ray mirror apparatus includes a substantially cylindrical mirror body and a pair of light shielding members provided at both open ends of the mirror body. The inner surface of the mirror body constitutes a reflecting mirror surface having a surface of revolution. Each light shielding member has a light shielding plate arranged at the opened end of the mirror body to block it, and an annular slit allowing passage of X-rays entering onto and reflected on the reflecting mirror surface. A cylindrical fitting member is fixed to the light shielding plate to be coaxial with the slit. The fitting member is fitted on the opened end portion of the mirror body, thereby positioning the light shielding member so that the slit is located coaxial with the axis of the reflecting mirror surface.


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