Image display apparatus

Details Image display apparatus Image display apparatus

2005-07-26

2005-07-26

Assaf, Fayez G. (Department: 2872)

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

C359S013000, C359S019000, C359S630000, C359S634000

Reexamination Certificate

active

06922267

ABSTRACT:
An image display apparatus has an image display device for displaying an image, an eyepiece optical system, including a holographic magnifying optical element, for magnifying and projecting the image, and a holographic filter, disposed either as part of the image display device or in the optical path between the image display device and the eyepiece optical system, for restricting the wavelength range of the image light.

REFERENCES:
patent: 5475512 (1995-12-01), Nakazawa et al.
patent: 6396463 (2002-05-01), Tomono
patent: 04-118620 (1992-04-01), None
patent: 07-212680 (1995-08-01), None
patent: 2000-122589 (2000-04-01), None
patent: 2000-267042 (2000-09-01), None
patent: 2001-004956 (2001-01-01), None

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