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:
Aug. 31, 1976
Filed:
Sep. 24, 1975
Applicant:
Inventor:
Peter D McCardell, San Diego, CA (US);
Assignee:
The United States of America as represented by the Secretary of the Navy, Washington, DC (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ; H01J / ;
U.S. Cl.
CPC ...
250225 ;
Abstract
An improved optical measuring system for measuring the deflection or dispement of a beam of coherent light energy is disclosed as including a Faraday rod having magneto-optical properties in conjunction with a polarizer and analyzer at the entrance and exit pupils thereof and a photodetector with lock-in amplifier which, in turn, controls a magnetic control means operatively associated with the Faraday rod.
McCardell, Peter. (1976). Precision laser beam deflection detector (U.S. Patent No. 3978334). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3978334
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile