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Holographic Twyman-Green InterferometerOff-axis Fresnel zone plate used to obtain fringe visibility close to unity. Holographic Twyman-Green Interferometer (HTG) employs off-axis Fresnel zone plate (OFZP) as beam splitter and beam diverger in place of two separate elements that perform those functions in conventional TwymanGreen interferometer.
Document ID
19830000301
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Chen, C. W. (CALTECH)
Wyant, J. C. (CALTECH)
Breckinridge, J. B. (CALTECH)
Date Acquired
August 11, 2013
Publication Date
April 1, 1984
Publication Information
Publication: NASA Tech Briefs
Volume: 8
Issue: 1
ISSN: 0145-319X
Subject Category
Physical Sciences
Report/Patent Number
NPO-15754
Accession Number
83B10301
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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