LED lighting arrangement including light emitting phosphor
First Claim
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1. A lighting arrangement comprising:
- a radiation source configured to emit radiation having a first wavelength range;
a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and
an optical component through which at least said first wavelength range radiation passes, characterized in that the phosphor is provided on a surface of the optical component.
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Abstract
A lighting arrangement (20) comprises: a radiation source, LED chip, (22) configured to emit radiation having a first wavelength range; a phosphor, photoluminescent material, (30) configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and an optical component, lens, (26) through which at least said first wavelength range radiation passes. The LED is characterized in that the phosphor is provided on a surface (28) of the optical component.
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Citations
85 Claims
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1. A lighting arrangement comprising:
- a radiation source configured to emit radiation having a first wavelength range;
a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and
an optical component through which at least said first wavelength range radiation passes, characterized in that the phosphor is provided on a surface of the optical component. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
- a radiation source configured to emit radiation having a first wavelength range;
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26. An optical component for a lighting arrangement of a type comprising a radiation source configured to emit radiation having a first wavelength range;
- a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and
said optical component being configured such that at least said first wavelength range radiation passes though the optical component, and characterized in that said phosphor is provided on a surface of said optical component. - View Dependent Claims (27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46)
- a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and
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47. A method of fabricating a lighting arrangement comprising:
- providing a radiation source configured to emit radiation having a first wavelength range and an optical component through which said radiation passes; and
providing on a surface of the optical component a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range. - View Dependent Claims (48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59)
- providing a radiation source configured to emit radiation having a first wavelength range and an optical component through which said radiation passes; and
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60. A method of fabricating an optical component for a lighting arrangement of a type comprising a radiation source configured to emit radiation having a first wavelength range;
- a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and
said optical component being configured such that at least said first wavelength range radiation passes through said optical component, the method comprising providing said phosphor on a surface of the optical component. - View Dependent Claims (61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82)
- a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and
- 83. A phosphor material for coating an optical component of an LED lighting arrangement comprising a phosphor powder incorporated within one of an epoxy resin, a silicone material and a polymer material.
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85. An optical component for a lighting arrangement of a type comprising a radiation source configured to emit radiation having a first wavelength range;
- a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and
said optical component being configured such that at least said first wavelength range radiation passes through said optical component, and characterized in that said phosphor is incorporated in said optical component.
- a phosphor configured to absorb at least a portion of said first wavelength range radiation and emit radiation having a second wavelength range; and
Specification