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 8294985 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 23, 2012

Filed:

Sep. 29, 2009
Applicants:

Hiroshi Sasaki, Tokyo, JP;

Hirokazu Kubo, Tokyo, JP;

Inventors:

Hiroshi Sasaki, Tokyo, JP;

Hirokazu Kubo, Tokyo, JP;

Assignee:

Olympus Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

Observation is performed using bright, clear multiphoton fluorescence images produced by efficiently generating a multiphoton excitation effect, without the need for a complex interference film structure. The invention employs a laser microscope apparatus including a first dichroic mirror that reflects visible laser light guided via a first light path and that transmits IR pulsed laser light guided via a second light path to combine the first light path and the second light path; an XY galvanometer mirror that scans the laser light from the first dichroic mirror on a specimen; an objective lens that irradiates the specimen with the scanned laser light and that collects fluorescence produced in the specimen; a second dichroic mirror that reflects the visible laser light and transmits the fluorescence from the specimen; and a detection unit that detects the fluorescence transmitted through the second dichroic mirror.


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