TRANSMITTED LIGHT DETECTION TYPE MEASUREMENT APPARATUS FOR SKIN AUTOFLUORESCENCE
First Claim
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1. A transmitted light type measurement apparatus for skin fluorescence, which is configured to perform light irradiation and light detection on a reference sample and a measurement target, the apparatus comprising:
- a first light source irradiating excitation light;
a second light source irradiating light of a wavelength different from that of light from the first light source;
a first optical detector and a second optical detector that are disposed to detect transmitted light from the first light source and the second light source and disposed to detect two different wavelengths with respect to a fluorescence signal and a transmitted light signal;
a light source switching controller for controlling turning on/off of the first light source and the second light source; and
an operator calculating a corrected skin fluorescence signal from the fluorescence signal and the transmitted light signal detected by the first optical detector and the second optical detector,wherein the second light source irradiates light of the same wavelength range as skin fluorescence excited by the excitation light from the first light source and emitted.
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Abstract
The present invention provides a transmitted light detection type measurement apparatus for skin fluorescence, which is configured to perform light irradiation and light detection on a reference sample and a measurement target. The apparatus includes a first light source, a second light source, a first optical detector and a second optical detector, a light source switching controller, and an operator.
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Citations
54 Claims
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1. A transmitted light type measurement apparatus for skin fluorescence, which is configured to perform light irradiation and light detection on a reference sample and a measurement target, the apparatus comprising:
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a first light source irradiating excitation light; a second light source irradiating light of a wavelength different from that of light from the first light source; a first optical detector and a second optical detector that are disposed to detect transmitted light from the first light source and the second light source and disposed to detect two different wavelengths with respect to a fluorescence signal and a transmitted light signal; a light source switching controller for controlling turning on/off of the first light source and the second light source; and an operator calculating a corrected skin fluorescence signal from the fluorescence signal and the transmitted light signal detected by the first optical detector and the second optical detector, wherein the second light source irradiates light of the same wavelength range as skin fluorescence excited by the excitation light from the first light source and emitted. - 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, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53)
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54. A transmitted light type measurement apparatus for skin fluorescence, which is configured to perform light irradiation and light detection on a reference sample and a measurement target, the apparatus comprising:
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a first light source irradiating excitation light; a second light source irradiating light of a wavelength different from that of light from the first light source; an optical pipe configured to transmit the light irradiated from the first and second light sources to a measurement target; an optical spectrometer that are disposed to detect transmitted light from the first light source and the second light source and disposed to detect two different wavelengths with respect to a fluorescence signal and a transmitted light signal; an optical fiber configured to transfer the transmitted light and fluorescence signals to the optical detector; a light source switching controller for controlling turning on/off of the first light source and the second light source; and an operator calculating a corrected skin fluorescence signal from the fluorescence signal and the transmitted light signal detected by the first optical detector and the second optical detector, wherein the second light source irradiates light of the same wavelength range as skin fluorescence excited by the excitation light from the first light source and emitted.
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Specification