Optical element and the light source apparatus utilizing the same
First Claim
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1. An optical element, having a first optical surface and a second optical surface for receiving an incident light, the optical element comprising:
- at least a transparent diffusion unit, for diffusing the incident light, each being placed on the first optical surface; and
at least a transparent collimation unit, for collimating the incident light, each being place on the first optical surface abutted and adjacent to the diffusion unit in an alternative manner.
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Abstract
The present invention discloses an optical element, having a first optical surface and a second optical surface for receiving an incident light, the optical element comprising: at least a transparent diffusion unit, for scattering the incident light, each being placed on the first optical surface; and at least a transparent collimation unit, for collimating the incident light, each being place on the first optical surface abutted and adjacent to the diffusion unit in an alternative manner.
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15 Claims
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1. An optical element, having a first optical surface and a second optical surface for receiving an incident light, the optical element comprising:
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at least a transparent diffusion unit, for diffusing the incident light, each being placed on the first optical surface; and
at least a transparent collimation unit, for collimating the incident light, each being place on the first optical surface abutted and adjacent to the diffusion unit in an alternative manner. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A light source apparatus, comprising:
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a reflector;
a light guide plate, arranged over the reflector;
at least a light source, arranged at a side of the light guide plate for emitting an incident light; and
at least an optical element, arranged at a position over the light guide plate, each having a first optical surface and a second optical surface receiving the incident light, each optical element further comprising;
at least a transparent diffusion unit, for diffusing the incident light, each being placed on the first optical surface; and
at least a transparent collimation unit, for collimating the incident light, each being place on the first optical surface abutted and adjacent to the diffusion unit in an alternative manner. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15)
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Specification