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Panoramic Refracting OpticAn optical device having a semi-spherical or hemispherical field-of-view is provided. A conically-shaped piece of optical material has an annular surface satisfying Snell's Law for total internal reflection with respect to light passing through the piece and incident on the annular surface from within the piece.
Document ID
20020077664
Acquisition Source
Marshall Space Flight Center
Document Type
Other - Patent
Authors
Lindner, Jeffrey L. (NASA Marshall Space Flight Center Huntsville, AL United States)
Date Acquired
September 7, 2013
Publication Date
July 23, 2002
Subject Category
Optics
Report/Patent Number
Patent Application Number: US-Patent-Appl-SN-616624
Patent Number: US-Patent-6,424,470
Patent Number: NASA-Case-MFS-31475-1
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-Patent-6,424,470|NASA-Case-MFS-31475-1
Patent Application
US-Patent-Appl-SN-616624

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