Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Reexamination Certificate
2007-10-09
2007-10-09
Mai, Huy (Department: 2873)
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Objective type
C351S221000, C351S222000
Reexamination Certificate
active
10650077
ABSTRACT:
A display device for projecting images of an imaging plate into a retina of an eye of a viewer has a light source, a scattering plate for scattering the light from the light source, an imaging plate transmitting the light scattered by the scattering plate, and an optical unit with a lens for focusing the light transmitted through the imaging plate into an eye of the viewer. The scattering plate can move between the light source and the imaging plate.
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Okamoto Tatsuki
Sato Yukio
Leydig , Voit & Mayer, Ltd.
Mai Huy
Mitsubishi Denki & Kabushiki Kaisha
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