Facsimile and static presentation processing – Static presentation processing – Attribute control
Patent
1977-12-19
1979-04-24
Richardson, Robert L.
Facsimile and static presentation processing
Static presentation processing
Attribute control
358 89, H04N 954, H04N 960
Patent
active
041515498
ABSTRACT:
Television system selectively adaptable to three-dimensional viewing, the system comprising a television set having projector guns disposed thereon and adapted to project color images onto a screen, means for selectively positioning images projected by the projector guns, polarized filters for polarizing light projected from the projector guns, and a pair of eyeglasses including first and second polaroid sheets, each of the polarized filters being movable between a first position in which the filter is disposed between a projection gun and the screen and a second position in which the filter is disposed in an out of the way location.
REFERENCES:
patent: 3697675 (1972-10-01), Beard et al.
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