Remotely illuminated transparent holographic stoplight for autom

Details Remotely illuminated transparent holographic stoplight for autom Remotely illuminated transparent holographic stoplight for autom

1989-01-04

1990-04-10

Husar, Stephen F.

Illumination

Sound equipment illuminator

340479, 350 37, 350 385, B60Q 126

Patent

active

049165933

ABSTRACT:
A holographic stoplight assembly including a volume hologram having a recorded stoplight image secured adjacent to the inside surface of an automobile window. The volume hologram is selectively illuminated by an illumination source located out of the driver's rearward field of vision and forward of the hologram. Also disclosed is a method for recording a hologram for use in a holographic automobile stoplight system which includes the steps of recording the image of a stoplight in a first hologram, and then recording in a second hologram the playback image of the first hologram.

REFERENCES:
patent: 4700277 (1987-10-01), Moore
patent: 4758931 (1988-07-01), Gabaldon
patent: 4790613 (1988-12-01), Moss

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