Device for blocking a laser beam

Details Device for blocking a laser beam Device for blocking a laser beam

1975-06-05

1977-01-18

Sikes, William L.

Oscillators

Relaxation oscillators

331 945M, 331 945K, G02F 116

Patent

active

040036316

ABSTRACT:
Device for blocking a laser return pulse reflected by a target lit up by an incident high power pulse. It comprises a semiconductive plate on the path of the incident and reflected pulses and means, for generating charge carriers in this semiconductive plate after the crossing by the incident pulse, in order to make it opaque for the reflected pulse and thus to avoid damaging of the laser pulse generator.

REFERENCES:
patent: 3530401 (1970-09-01), Garbuny et al.
patent: 3555455 (1971-01-01), Paine

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