Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements
Patent
1989-11-29
1993-03-02
Arnold, Bruce Y.
Optical: systems and elements
Single channel simultaneously to or from plural channels
By surface composed of lenticular elements
359449, 359457, 359742, 353 78, G02B 2700, G02B 308, G03B 2160
Patent
active
051914727
ABSTRACT:
An image display apparatus comprises an image projection system having a projecting optical system, and a screen for displaying an image by receiving the image light deflected by a mirror system. The screen has a plurality of sheets one of which contains a group of cylindrical lenses which act as light transmitting areas and light blocking areas arranged on an image light exit plane along the direction of arrangement of the cylindrical lenses. The screen arrangement is capable of blocking undesirable reflected light.
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Kurematsu Katsumi
Minoura Nobuo
Mitsutake Hideaki
Yanagi Haruyuki
Arnold Bruce Y.
Canon Kabushiki Kaisha
Parsons David R.
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