PROJECTOR AND TOPOGRAPHIC SCENE RECONSTRUCTION METHOD Russian patent published in 2011 - IPC G03H1/22 

Abstract RU 2427018 C2

FIELD: physics.

SUBSTANCE: invention provides reconstruction using a light modulator (8), a display system (3) with at least two display apparatus (4, 5, 9) and an illumination device (1) with sufficiently coherent light for illuminating a hologram (2) encoded in the light modulator (8). At least two display apparatus (4, 5) lie relative each other such that the first display apparatus (4) serves for zoomed in mapping of the light modulator (8) onto the second display device (5). The second display apparatus (5) serves for mapping the plane (10) of the spatial frequency spectrum of the light modulator (8) into a viewing plane (6), having at least one viewing window (15). The viewing window (15) corresponds to the diffraction order of the spatial frequency spectrum.

EFFECT: possibility of reconstruction regardless of the position of the viewer.

38 cl, 8 dwg

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RU 2 427 018 C2

Authors

Shverdtner Armin

Dates

2011-08-20Published

2006-05-12Filed