Error correction in images and imaging instruments.
A ray optical method is described which enables the subreflector of a Cassegrain antenna to be redesigned to compensate for measured errors in the main reflector surface. The method ensures that the redesigned subreflector is correctly positioned relative to the main reflector which in turn ensures...
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Language: | en |
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University of Canterbury. Electrical Engineering
2011
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Online Access: | http://hdl.handle.net/10092/5967 |