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.

Date of Patent:
Jan. 19, 2021

Filed:

Feb. 23, 2017
Applicant:

Bae Systems Plc, London, GB;

Inventors:

Paul Michael Blanchard, Filton, GB;

Craig Daniel Stacey, Filton, GB;

Assignee:

BAE Systems plc, London, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 19/00 (2006.01); G02B 6/26 (2006.01); G02B 27/10 (2006.01); G02B 6/293 (2006.01); G02B 27/30 (2006.01);
U.S. Cl.
CPC ...
G02B 19/0057 (2013.01); G02B 6/262 (2013.01); G02B 6/2938 (2013.01); G02B 27/1006 (2013.01); G02B 27/1086 (2013.01); G02B 27/30 (2013.01); G02B 6/29311 (2013.01); G02B 6/29373 (2013.01);
Abstract

Apparatus and method are disclosed for co-aligning laterally displaced radiation beams from respective radiation source outputs, each beam comprising a number of spectral components. The apparatus comprises a collimating element for receiving each of said radiation beams with respective lateral displacements and a combining element for receiving each of said radiation beams passed by said collimating element for co-aligning the radiation beams. The apparatus further comprises a diffraction assembly disposed in an optical path between the output of at least one radiation source and the collimating element, for spatially separating the radiation beam output by said at least one radiation source into the constituent spectral components of radiation prior to passing the radiation to the collimating element.


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