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Use of photoelectronic image formation devices (electron photography, electron optical converters, television)Electronic image amplification methods are used in variable star observations to increase significantly the volume of recorded information. Electronic cameras are the most efficient, while television cameras increase contrast of weak stars against the background of the sky.
Document ID
19730022056
Acquisition Source
Legacy CDMS
Document Type
Other - Other
Authors
Prokofyeva, V. V. (Techtran Corp. Glen Burnie, MD, United States)
Date Acquired
August 7, 2013
Publication Date
July 1, 1973
Publication Information
Publication: Methods of Investigating Variable Stars (NASA-TT-F-797)
Subject Category
Instrumentation And Photography
Accession Number
73N30788
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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