| 摘要 |
FIELD: radio engineering, communication.SUBSTANCE: device contains a radiation source, spatial-light modulator with erasing pulse generator, the first beam divider, direct Fourier transform lens, hologram recording unit, inverse Fourier transform lens, the second beam divider, quarter-wave plate, polariser, radiation receiver, video signal processing unit, two-coordinate reflector with control unit, the second spatial-light modulator with erasing pulse generator, two modulators, two optical shutters, three reflectors and lens. All these components are connected to each other in a certain manner.EFFECT: higher object coordinate determination accuracy.2 dwg |
