OPTICAL DEVICE COMPONENTS
First Claim
Patent Images
1. A light illumination funnel, comprising:
- a first opening, positioned to receive an incoming light source;
a second opening, positioned opposite the first opening and with a diameter smaller than the first opening; and
inner reflective walls, in contact with the first opening and second opening;
wherein the funnel has a half angle of less than 25 degrees.
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Abstract
Embodiments of the invention relate to a light illumination funnel. The funnel includes a first opening positioned to receive an incoming light source, a second opening positioned opposite the first opening and with a diameter smaller than the first opening and inner reflective walls, in contact with the first opening and second opening. The funnel has a half angle of less than 25 degrees. Embodiments also relate to a light collection funnel and an apparatus utilizing both a light illumination funnel and light collection funnel.
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Citations
17 Claims
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1. A light illumination funnel, comprising:
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a first opening, positioned to receive an incoming light source; a second opening, positioned opposite the first opening and with a diameter smaller than the first opening; and inner reflective walls, in contact with the first opening and second opening; wherein the funnel has a half angle of less than 25 degrees. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A light collection funnel, comprising:
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a first opening, positioned to receive an incoming sample light source; a second opening, positioned opposite the first opening and with a diameter larger than the first opening; and inner reflective walls, in contact with the first opening and second opening. - View Dependent Claims (11, 12, 13)
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14. An apparatus, comprising:
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a light source configured to generate a plurality of light beams, each of the plurality of light beams having a different wavelength range; a light illumination funnel for collecting the plurality of light beams through an entrance opening having a first diameter and for focusing and directing the plurality of light beams to the target area through an exit opening having a second diameter, wherein the second diameter is less than the first diameter; a light collection funnel for collecting the plurality of light beams emitting from the target area at a second entrance opening having a third diameter and for directing the plurality of light beams through a second exit opening having a fourth diameter, wherein the third diameter is less than the fourth diameter; a detector comprising a plurality of light-sensing devices each configured to detect a light beam directed through the second exit opening and to generate an output signal indicative of the power of light detected; and a processor for analyzing the output signal and generating measurement data. - View Dependent Claims (15, 16, 17)
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Specification