SOLID-STATE LAMPS WITH LIGHT GUIDE AND PHOTOLUMINESCENCE MATERIAL
First Claim
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1. A solid-state lamp comprising:
- a light guide having at least one light emitting surface;
at least one solid-state light source configured to couple light into the light guide; and
a pattern of light extracting features of at least one photoluminescence material for promoting emission of light from the light guide wherein the pattern of photoluminescence material is deposited directly to at least one surface of the light guide.
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Abstract
A solid-state lamp comprises a light guide having at least one light emitting face and at least one solid-state light source (LED) configured to couple light into the light guide. The lamp further comprises a pattern of light extracting features for promoting emission of light from the light guide wherein the pattern of light extracting features is formed on at least one face of the light guide.
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Citations
41 Claims
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1. A solid-state lamp comprising:
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a light guide having at least one light emitting surface; at least one solid-state light source configured to couple light into the light guide; and a pattern of light extracting features of at least one photoluminescence material for promoting emission of light from the light guide wherein the pattern of photoluminescence material is deposited directly to at least one surface of the light guide. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A solid-state lamp comprising:
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a light guide having at least one light emitting surface; at least one solid-state light source configured to couple light into the light guide; the at least one solid-state light source having an emission axis that is substantially perpendicular to an axis or plane of the light guide; and a pattern of light extracting features for promoting emission of light from the light guide. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41)
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Specification