Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Patent
1989-05-11
1991-01-29
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Photocell controlled circuit
H01J 3150
Patent
active
049888595
ABSTRACT:
An optical waveform measuring device, comprising an optical amplifier for amplifying a light beam under measurement and a photodetector to which a light beam amplified by the optical amplifier is applied.
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Aoshima Shinichiro
Tsuchiya Yutaka
Hamamatsu Photonics Kabushiki Kaisha
Nelms David C.
Shami Khaled
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