Optical display device

Details Optical display device Optical display device

1978-08-09

1981-04-14

Haroian, Harry N.

Optics: image projectors

Relief illusion

353 74, 353 65, G03B 2106

Patent

active

042616573

ABSTRACT:
An optical display device for creating the illusion of an object floating in space comprises a lens means having the optical properties of a convex lens, a housing for supporting the lens and an object such that the light path from the object to the lens is greater than the focal length of the lens and means for illuminating the object.

REFERENCES:
patent: 1167502 (1916-01-01), Huffman et al.
patent: 1528506 (1925-03-01), Opacki
patent: 1699689 (1929-01-01), Curry
patent: 1798358 (1931-03-01), Slachter
patent: 2576147 (1951-11-01), Sauvage
patent: 3096389 (1963-07-01), Dudley
patent: 3609339 (1971-09-01), Smith
patent: 3868501 (1975-02-01), Barbour

Affiliated with

Also associated with

Rating

Optical display device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Optical display device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical display device will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-156443