Maryland's Defense Patent Database

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Wide field of view concentrator

Patent image
NSA

The present invention is a system that offers a capability to concentrate light from a large focal point onto a small spot on a detector. The system also offers off-axis capability should the system be moved, poorly pointed, off axis or jostled while in use. As designed, the present invention includes a half-ball lens having a front end and a back end, a compound parabolic concentrator (CPC) having a front end and a back end, wherein the front end of said CPC is adjacent to the back end of the half-ball lens such that the CPC is centered against the back end of the half-ball lens, and a detector, wherein the detector is adjacent to the back end of the CPC.

Inventors: 
Mcgarvey, Brian S.; Ortiz, David J.; Serna, Mario A.
Patent Number: 
Technical domain: 
Optics
FIle Date: 
2014-05-21
Grant Date: 
2016-07-05
Grant time: 
776 days
Grant time percentile rank: 
14
Claim count percentile rank: 
4
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
NATIONAL SECURITY AGENCY