Stanley Electric gets grant for light deflection device with mirror unit and piezoelectric actuators
Stanley Electric has patented a light deflection device with piezoelectric actuators for mirror movement. The device detects swing angle and voltage fluctuations to ensure proper mirror function. This ...
"From the Smithsonian report for 1919". "Reprinted by permission from Philosophical transactions of the Royal Society of London, series A, vol. 220, pp. 291-333 ...
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