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:
Nov. 11, 2003
Filed:
Jan. 04, 2002
John W. Bowron, Penetanguishene, CA;
Raytheon Company, Lexington, MA (US);
Abstract
A 4-prism color management device ( ) comprised of first, second, third, and fourth prisms ( ). The first prism ( ) is adjacent to the second prism ( ) with an air gap ( ) interposed therebetween, the second prism ( ) is adjacent to the third prism ( ) with an air gap ( ) interposed therebetween, and the third ( ) prism is adjacent to the fourth prism ( ) with an air gap ( ) interposed therebetween. The first prism ( ) includes a first surface ( ) for inputting and outputting a beam of light. The second prism ( ) includes a first dichroic surface ( ) mounted at a first angle (&bgr;) with respect to the first surface ( ) for reflecting light of a first color and for transmitting light of a second color and light of a third color. The third prism ( ) includes a second dichroic surface ( ) mounted at a second angle (&khgr;) with respect to the first surface ( ) for reflecting light of the second color and for transmitting light of the third color.