STEREO SYSTEM Russian patent published in 2004 - IPC

FIELD: stereo image displaying systems for viewing stereo images without eyeglasses. SUBSTANCE: proposed stereo image generating device depends for its operation on dynamic optical alignment of each definite zone of vision projected on left- and right-hand images of stereo pair with left and right eyes of viewer, respectively, these alignments being made continuously to ensure desired comfort for viewers. Device is made in the form of stereo projection system where number of three-dimensional projectors equals number of viewers, lenses of each projector are designed for their parallel displacement from stereo screen of lens-raster, retro-reflector, concave-spherical, or parabolic type; for their separate alignment toward alignment of definite stereo course with left and right eyes of definite viewer system incorporates self-correcting device connected to off-line sensor of coordinates where eyes of each viewer occur. EFFECT: improved comfort for viewers. 14 cl, 7 dwg