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Valerie Thomas
(born 1943) is an American scientist and inventor. She invented the
illusion transmitter
, for which she received a
patent
in 1980, and was responsible for developing
digital image processing
systems used in the early years of the
Landsat program
, a
satellite-imagery
program run by
NASA
and the
United States Geological Survey
. This photograph, taken in 1979, depicts Thomas standing next to a stack of early Landsat computer compatible tapes.
Photograph credit:
NASA
; restored by
Adam Cuerden
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