Abstract:
High-throughput hyperspectral imaging systems (100) are provided. According to an aspect of the invention, a system includes an excitation light source (110); an objective (140) that is configured to image excitation light onto the sample (150), such that the excitation light causes the sample to emit fluorescence light; a channel separator (170) that is configured to separate the fluorescence light into a plurality of spatially dispersed spectral channels; and a sensor (180). The excitation light source (110) includes a light source and a plurality of lenslet arrays. Each of the lenslet arrays is configured to receive light from the light source and to generate a pattern of light, and the patterns of light generated by the lenslet arrays are combined to form the excitation light. The objective is configured to simultaneously image each of the patterns of light to form a plurality of parallel lines or an array of circular spots at different depths of the sample.
Abstract:
The present invention relates to an integrated photonic device (1) comprising an image detector (2) that comprises an array of pixels. The device further comprises an integrated waveguide (5) and a light coupler (3) comprising a light receiving part (7) optically coupled to the integrated waveguide (5) for receiving a light signal. The light coupler (3) is adapted for coupling a same predetermined spectral band of the light signal to each of a plurality of pixels of the image detector (2). The light coupler (3) comprises a tapered portion (10), in which the light coupler tapers outward in a direction of propagation, and an end part (8) comprising an elliptically shaped back reflector (13) for reflecting light propagating along the direction of propagation back through the light coupler toward the integrated waveguide (5).
Abstract:
Aspects of the disclosure relate to an Integrated spectral unit including a micro- electro-mechanical systems (MEMS) interferometer fabricated within a first substrate arid a light redirecting structure- integrated on a second substrate, where the second substrate is coupled to the first substrate. The light redirecting structure includes at least one mirror for receiving an input light beam propagating in an out-of-plane direction with, respect to the first substrate and redirecting the input light beam to an in-plane direction with respect to the first substrate towards the MEMS interferometer.
Abstract:
본 발명의 일 실시예에 따르면 광이 신체 조직에 조사되었을 때 발생되는 발생 광을 수집하여 질병을 진단하는 질병 진단 장치에 있어서, 발생 광의 일부를 수집하는 제1 집광부, 발생 광의 일부를 수집하는 제2 집광부; 제2 집광부에 의해 수집된 광의 스펙트럼을 분석하는 분광기, 분광기에 의해 분석된 스펙트럼과, 기준 스펙트럼 데이터를 비교하는 분광 데이터 비교부, 제1 집광부에 의해 수집된 광을 디지털 이미지로 변환하는 CCD, CCD에 의해 변환된 디지털 이미지와, 기준 이미지를 비교하는 이미지 데이터 비교부, 및 분광 데이터 비교부의 비교 결과와, 이미지 데이터 비교부의 비교 결과 중 적어도 하나를 참조하여 상기 신체 조직에 질병이 있는지 여부를 판단하는 질병 진단부를 포함하며, 신체 조직에 조사되는 광은 콜리메이트 광인 것을 특징으로 하는 질병 진단 장치가 개시된다.
Abstract:
An apparatus for analyzing visible and shortwave infrared light includes an input aperture for receiving light that includes a visible wavelength component and a shortwave infrared wavelength component; a first set of one or more lenses configured to relay light from the input aperture; one or more dispersive optical elements configured to disperse light from the first set of one or more lenses; a second set of one or more lenses configured to focus the dispersed light from the one or more dispersive optical elements; and an array detector configured for converting the light from the second set of one or more lenses to electrical signals that include electrical signals indicating intensity of the visible wavelength component and electrical signals indicating intensity of the shortwave infrared wavelength component.
Abstract:
The invention provides an imaging device comprising: a dichroic prism assembly configured to receive light from an object image through an entranceface of the dichroic prism assembly and to disperse said light through at least three exit faces, wherein a first exitface of the dichroic prism assembly is provided with an imaging sensor suitable for visible light and at least a second exit face and a thirdexitface of the dichroic prism assemblyare eachprovided with a hyperspectral imagingsensor. The invention also provides a method for obtaining a hyperspectral image in an imaging device.
Abstract:
Various embodiments disclosed herein describe an infrared (IR) imaging system for detecting a gas. The imaging system can include an optical filter that selectively passes light having a wavelength in a range of 1585 nm to 1595 nm while attenuating light at wavelengths above 1600 nm and below 1580 nm. The system can include an optical detector array sensitive to light having a wavelength of 1590 that is positioned rear of the optical filter.
Abstract:
Die Erfindung betrifft ein statisches Fourier-Transformations-Spektrometer (1), umfassend einen Strahlteiler (2), eine Spiegelvorrichtung (3), und eine Sammeloptik (4), wobei der Strahlteiler (2) einen Eingangslichtstrahl (5) in einen ersten Arm (6) und in einen zweiten Arm (7) aufteilt, wobei der erste Arm (6) von dem Strahlteiler reflektiert ist und der zweite Arm (7) durch den Strahlteiler (2) hindurch verläuft, wobei der erste Arm (6) nach Reflexion an der Spiegelvorrichtung (3) umlenkungsfrei zu der Sammeloptik (4) verläuft, wobei der zweite Arm (7) nach Durchlaufen des Strahlteilers (2) umlenkungsfrei zu der Sammeloptik (4) verläuft, und wobei die Sammeloptik (4) den ersten Arm (6) und den zweiten Arm (7) zur Interferenz (13) zusammenführt.
Abstract:
A Fabry Perot resonator spacer is provided. The Fabry Perot resonator spaced includes a tetrahedral body, the tetrahedral body being made of a material having a Poisson ratio and defining a plurality of triangular faces, a plurality of edges, and a plurality of comers, wherein each one of the plurality of corners is truncated to form a mounting surface in a mounting plane. The spacer further includes a first mirror channel configured to receive a first optical element, a second mirror channel configured to receive a second optical element, and an optical cavity extending linearly through the tetrahedral body between the first mirror channel and the second mirror channel.