LIGHT SOURCE APPARATUS AND PROJECTION DISPLAY APPARATUS
First Claim
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1. A light source apparatus for illuminating an image formation element, comprising:
- a substrate;
a driving source that rotates said substrate;
a groove formed on a surface of said substrate so as to surround a rotational axis of said substrate;
a phosphor layer formed in said groove;
a laser light source that emits laser light delivered to said phosphor layer; and
an optical system that guides first light emitted from said phosphor layer excited by the laser light, to the image formation element.
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Abstract
A light source apparatus for illuminating an image formation element, includes: a substrate; a driving source that rotates the substrate; a groove formed on a surface of the substrate so as to surround a rotational axis of the substrate; a phosphor layer formed in the groove; a laser light source that emits laser light delivered to the phosphor layer; and an optical system that guides first light emitted from the phosphor layer excited by the laser light, to the image formation element.
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9 Claims
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1. A light source apparatus for illuminating an image formation element, comprising:
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a substrate; a driving source that rotates said substrate; a groove formed on a surface of said substrate so as to surround a rotational axis of said substrate; a phosphor layer formed in said groove; a laser light source that emits laser light delivered to said phosphor layer; and an optical system that guides first light emitted from said phosphor layer excited by the laser light, to the image formation element. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification