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:
Dec. 08, 2009
Filed:
Jan. 31, 2007
Applicant:
Raymond T. Perkins, Orem, UT (US);
Inventor:
Raymond T. Perkins, Orem, UT (US);
Assignee:
Moxtek, Inc., Orem, UT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 27/28 (2006.01); G02B 5/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
An inorganic, dielectric grid polarizer includes an optical stack with a diffraction grating and an inorganic, dielectric grid polarizer. The inorganic, dielectric grid polarizer includes a stack of film layers with an array of parallel ribs in accordance with P<λ/2 where Pis the period of the ribs and λ is the wavelength of the light. The diffraction grating includes an array of elongated parallel dielectric ribs in accordance with P>λ/2 where Pis the period of the ribs.