FIELD: informational technologies and equipment.
SUBSTANCE: device has first and second amplifiers of optical signals, image doubling block, synchronization block, optic-electronic screen, bitmap and protective layers of which are made of same plate of non-transparent material with apertures placed in form of matrix of rows and columns, diameters and mutual distances of which are chosen on basis of Frenel-Rellay diffraction condition.
EFFECT: simplified device construction while keeping adequateness of amplitude-phase information to starting light wave front.
8 dwg, 2 tbl
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DEVICE FOR INPUT/OUTPUT OF OPTICAL INFORMATION | 2004 |
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Authors
Dates
2004-07-27—Published
2002-04-19—Filed