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Double-exposure holographic interferometerExpensive optical-grade components in holographic interferometer are replaced with plastic test section and large-aperture spherical mirror to reduce distortions introduced by imperfections and cylindrical shape of plastic. Instrument is used for shock-tube gas density studies and is adaptable to wind-tunnel studies of vehicle windshields and other testing.
Document ID
19760000169
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Livingston, F. R.
Date Acquired
August 8, 2013
Publication Date
August 1, 1976
Publication Information
Publication: NASA Tech Briefs
Volume: 1
Issue: 2
ISSN: 0145-319X
Subject Category
Physical Sciences
Report/Patent Number
NPO-13796
ISSN: 0145-319X
Report Number: NPO-13796
Accession Number
76B10169
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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