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.:
Date of Patent:
Jul. 12, 2022
Filed:
Aug. 06, 2018
Applicant:
Hamamatsu Photonics K.k., Hamamatsu, JP;
Inventors:
Assignee:
HAMAMATSU PHOTONICS K.K., Hamamatsu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/08 (2006.01); B81B 3/00 (2006.01); B81C 3/00 (2006.01); G02B 7/198 (2021.01); G02B 26/10 (2006.01);
U.S. Cl.
CPC ...
G02B 26/085 (2013.01); B81B 3/0051 (2013.01); B81C 3/00 (2013.01); G02B 7/198 (2013.01); G02B 26/101 (2013.01); B81B 2201/04 (2013.01);
Abstract
An optical module includes a mirror unit having a movable mirror portion, a magnet portion configured to generate a magnetic field acting on the movable mirror portion, and a package accommodating the magnet portion. The magnet portion has a Halbach structure including a first magnet applied with a force in a first direction, and a second magnet applied with a force in a second direction. The package has a bottom walls portion, a side wall portion, and a restriction portion configured to restrict movement of the second magnet in the second direction. The movable mirror portion is disposed in a space formed by the restriction portion.