Amplifiers – Parametric amplifiers – Semiconductor type
Patent
1986-07-31
1989-12-26
Moskowitz, Nelson
Amplifiers
Parametric amplifiers
Semiconductor type
350312, G02F 101
Patent
active
048900753
ABSTRACT:
A nonlinear optical fluid with radiation-absorbing small particles uniformly suspended in the fluid. For radiation below a threshold value, radiation passes through with slight attenuation. Above the threshold, only a limited level of radiation is passed, the limit being below the damage level of a sensitive optical detector.
REFERENCES:
patent: 3458249 (1969-07-01), George
patent: 3614211 (1971-10-01), Letter
patent: 4407565 (1983-10-01), Saxe
patent: 4484195 (1984-11-01), Shaffer
patent: 4536061 (1985-08-01), Nishimura
patent: 4622174 (1986-11-01), McKay et al.
patent: 4632517 (1986-12-01), Asher
Aviation Week & Spacetechnology, 8/30/65, "Radiation Goggles, Laser Defense igest".
Guagliardo John L.
Honey Richard C.
Pohlmann Juergen L. W.
Dunn Aubrey J.
Harwell Max L.
Lane Anthony T.
Moskowitz Nelson
The United States of America as represented by the Secretary of
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