Abstract: An ultra-compact lens system for fluorescence imaging includes a first lens, a second lens and third lens. The first lens has a Meniscus shape including first and second surfaces facing each other. The first surface is concave, and each of the first and second surfaces is an aspherical surface. The second lens is adjacent to the first lens and includes third and fourth surfaces facing each other. Each of the third and fourth surfaces is convex and aspherical surface. The third lens is adjacent to the second lens and includes fifth and sixth surfaces facing each other. Each of the fifth and sixth surfaces is concave and aspherical surface.

Abstract: In a diagnosis system using fluorescence information and acidity information and a diagnosis method using the same, the diagnosis system includes a fluorescence information obtainment part, an acidity information obtainment part, a derivation part, an acidity information calculation part and a diagnostic part. The fluorescence information obtainment part is configured to obtain fluorescence information from a sample and a specimen subject to diagnosis. The acidity information obtainment part is configured to obtain acidity information from the sample. The derivation part is configured to derive a correlation between the fluorescence information and the acidity information. The acidity information calculation part is configured to calculate acidity information of the specimen based on the fluorescence information obtained from the specimen, using the correlation.

Abstract: In a temperature sensor, a wearable device comprising the temperature sensor, and a core temperature measurement method using the temperature sensor, the temperature sensor includes a sensing unit and a substrate. The sensing unit includes a base part, a measuring part mounted on the base part and configured to measure a temperature of a subject body by making contact with the subject body, and a cover part configured to cover the measuring part. The sensing unit is mounted on the substrate. A plurality of slits is formed around a first area of the substrate, and the sensing unit is mounted at the first area of the substrate.

Abstract: A fluorescence lifetime measurement apparatus according to an embodiment of the present invention includes an illumination light generation unit that generates illumination light, a fluorescence photon detection unit that collects fluorescence photons generated by illuminating a sample including fluorescent molecules with the illumination light, a conversion unit that converts the collected fluorescence photons into a first clock signal and converts illumination light that does not pass through the sample into a second clock signal, a first module that analyzes a fluorescence lifetime of the collected fluorescence photons from the conversion unit, a control unit that designates a range of interest (ROI) of the sample from the first module, and a second module that analyzes a fluorescence lifetime of fluorescence photons corresponding to the ROI.

Abstract: A fluorescence lifetime measurement apparatus according to an embodiment of the present invention includes an illumination light generation unit that generates illumination light, a fluorescence photon detection unit that collects fluorescence photons generated by illuminating a sample including fluorescent molecules with the illumination light, a conversion unit that converts the collected fluorescence photons into a first clock signal and converts illumination light that does not pass through the sample into a second clock signal, a first module that analyzes a fluorescence lifetime of the collected fluorescence photons from the conversion unit, a control unit that designates a range of interest (ROI) of the sample from the first module, and a second module that analyzes a fluorescence lifetime of fluorescence photons corresponding to the ROI.

Abstract: A tissue excising system includes: a tissue ablation device including an ablation unit ablate a body tissue, and an optical signal transmission module; an image generating unit including a light source configured to provide an optical signal to the optical signal transmission module and an optical interferometer configured to receive an optical signal reflected from the body tissue from the optical signal transmission module; and a display unit configured to display an image by receiving an optical image signal from the image generating unit. The optical signal transmission module line-scans the body tissue by penetrating the optical signal from the light source to the body tissue. The optical interferometer generates the optical image signal by applying optical coherence to the optical signal reflected from the body tissue by line-scanning, and the display unit images an inside of the body tissue, using the optical image signal.