Acoustooptical spatial filter based on a coherent communications line

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Babkina, T.V. | 1600年 / 47期
关键词：
Electric filters - Frequency response - Helium neon lasers - Heterodyning - Interferometers - Telecommunication lines;
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摘要：
The amplitude-frequency and phase-frequency responses of an acoustooptical spatial filter consisting of an He-Ne laser, an acoustooptical cell, a two-conductor optical delay line and a heterodyne photoreceiver are investigated.
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