LENS ARRAY AND IMAGE DISPLAY DEVICE INCORPORATING THE SAME
First Claim
Patent Images
1. An image display device comprising:
- a light source;
an imaging element to form an image with a light beam from the light source; and
a lens array illuminated with the light beam forming the image for image display, in which lenses are arranged closely to each other, whereinin the lens array a curvature radius of a surface of a border of neighboring lenses is set to be smaller than a wavelength of the light beam.
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Abstract
An image display device includes a light source, an imaging element to form an image with a light beam from the light source, and a lens array illuminated with the light beam forming the image for image display, in which lenses are arranged closely to each other. In which in the lens array a curvature radius of a surface of a border of neighboring lenses is set to be smaller than a wavelength of the light beam.
19 Citations
17 Claims
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1. An image display device comprising:
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a light source; an imaging element to form an image with a light beam from the light source; and a lens array illuminated with the light beam forming the image for image display, in which lenses are arranged closely to each other, wherein in the lens array a curvature radius of a surface of a border of neighboring lenses is set to be smaller than a wavelength of the light beam. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 16, 17)
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13. A lens array comprising
lenses closely arranged to each other, wherein a curvature radius of a surface of a border of neighboring lenses is set to be smaller than 640 nm.
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14-15. -15. (canceled)
Specification