Optical: systems and elements – Single channel simultaneously to or from plural channels – By refraction at beam splitting or combining surface
Reexamination Certificate
2005-06-21
2008-10-28
Amari, Alessandro (Department: 2872)
Optical: systems and elements
Single channel simultaneously to or from plural channels
By refraction at beam splitting or combining surface
C348S750000, C353S081000
Reexamination Certificate
active
07443594
ABSTRACT:
A display device includes a condenser unit, an illumination lens system, a plurality of diffractive light modulators, a mirror for separating illumination light from diffracted light, a polarized beam separator, a filter unit and a projection unit. The condenser unit converges polarized light, and outputs the converged polarized light.
REFERENCES:
patent: 5374947 (1994-12-01), Takahashi et al.
patent: 2006/0119942 (2006-06-01), Yang et al.
An Jun Won
Oh Kwan Young
Shin Dong Ho
Yang Haeng Seok
Yun Sang Kyeong
Amari Alessandro
Christensen O'Connor Johnson & Kindness PLLC
Samsung Electro-Mechanics Co. Ltd.
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