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Fringe counter for interferometers PatentDigital sensor for counting fringes produced by interferometers with improved sensitivity and one photomultiplier tube to eliminate alignment problem
Document ID
19710017739
Acquisition Source
Legacy CDMS
Document Type
Other - Other
Authors
Howell, W. E. (NASA Langley Research Center Hampton, VA, United States)
Romanczyk, K. C. (NASA Langley Research Center Hampton, VA, United States)
Date Acquired
August 6, 2013
Publication Date
March 30, 1971
Subject Category
Instrumentation And Photography
Report/Patent Number
Patent Number: NASA-CASE-LAR-10204
Patent Number: US-PATENT-3,572,935
Patent Application Number: US-PATENT-APPL-SN-766245
Accession Number
71N27215
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-LAR-10204|US-PATENT-3,572,935
Patent Application
US-PATENT-APPL-SN-766245

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