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:
Jan. 05, 2021
Filed:
Jan. 17, 2019
Hamamatsu Photonics K.k., Hamamatsu, JP;
HAMAMATSU PHOTONICS K.K., Hamamatsu, JP;
Abstract
A spectrometerA includes a packagehaving a stemand a cap, an optical unitA disposed on the stem, and a lead pinfor securing the optical unitA to the stem. The optical unitA includes a dispersive partfor dispersing and reflecting light entering from a light entrance partof the cap, a light detection elementhaving a light detection partfor detecting the light dispersed and reflected by the dispersive part, a supportfor supporting the light detection elementsuch that a space is formed between the dispersive partand the light detection element, and a projectionprotruding from the support, the lead pinbeing secured to the projection. The optical unitA is movable with respect to the stemin a contact part of the optical unitA and the stem