4. Optics: measuring and testing
  5. By light interference
  6. Having light beams of different frequencies

Balbir Kumar

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Dual-feed antenna

Communications: radio wave antennas – Antennas – With polarization filter or converter
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Electrical apparatus

Communications: radio wave antennas – Antennas – With spaced or external radio wave refractor
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Magnetic beam deflection devices

Communications: directive radio wave systems and devices (e.g. – Return signal controls external device – Radar mounted on and controls land vehicle
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Radiation receiving apparatus

Communications: directive radio wave systems and devices (e.g. – Directive – Including polarized signal communication transmitter or...
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Spatial interferometry

Optics: measuring and testing – By light interference – Having light beams of different frequencies
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Profile ID: LFUS-PAI-P-2131980

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