A light detection device includes: a first support part disposed on a mounting surface of the wiring board; a Fabry-Perot interference filter disposed in a first support region of the first support part; and a temperature detector, wherein the temperature detector is disposed on the mounting surface such that at least a part of the temperature detector overlaps a part of the Fabry-Perot interference filter when seen in a first direction perpendicular to the mounting surface and such that at least a part of the temperature detector overlaps a part of the first support part when seen in a second direction in which the first support part and the light detector are aligned with each other, and wherein a first distance between the temperature detector and the first support part in the second direction is smaller than a first width of the first support region in the second direction.

A light detection device includes: a first support part disposed on a mounting surface of the wiring board; a Fabry-Perot interference filter disposed in a first support region of the first support part; and a temperature detector, wherein the temperature detector is disposed on the mounting surface such that at least a part of the temperature detector overlaps a part of the Fabry-Perot interference filter when seen in a first direction perpendicular to the mounting surface and such that at least a part of the temperature detector overlaps a part of the first support part when seen in a second direction in which the first support part and the light detector are aligned with each other, and wherein a first distance between the temperature detector and the first support part in the second direction is smaller than a first width of the first support region in the second direction.

Conformal vision with enhanced image processing of the outputted image is incorporated into novel applications. The conformal vision provides enhanced contrast by the combined inclusion of tunable filters and processing of the images that are generated by the detector. Furthermore, novel uses and applications of the conformal vision enable users to make determinations related to their health and wellness utilizing information provided by the conformal vision.

Conformal vision with enhanced image processing of the outputted image is incorporated into novel applications. The conformal vision provides enhanced contrast by the combined inclusion of tunable filters and processing of the images that are generated by the detector. Furthermore, novel uses and applications of the conformal vision enable users to make determinations related to their health and wellness utilizing information provided by the conformal vision.

A wafer includes a substrate layer, a first mirror layer having a plurality of two-dimensionally arranged first mirror portions, and a second mirror layer having a plurality of two-dimensionally arranged second mirror portions. A plurality of Fabry-Perot interference filter portions are formed in an effective area, in each of the plurality of Fabry-Perot interference filter portions a gap is formed between the first mirror portion and the second mirror portion. A plurality of dummy filter portions are formed in a dummy area disposed along an outer edge of the substrate layer and surrounding the effective area, in each of the plurality of dummy filter portions an intermediate layer is provided between the first mirror portion and the second mirror portion. At least the second mirror portion is surrounded by the first groove in each of the plurality of Fabry-Perot interference filter portions and the plurality of dummy filter portions.

An optical filter system includes a Fabry-Perot interference filter, and a controller that controls the Fabry-Perot interference filter. The Fabry-Perot interference filter includes a first mirror portion, a second mirror portion, a first driving electrode and a first monitor electrode provided with the first mirror portion, and a second driving electrode and a second monitor electrode provided with the second mirror portion. The controller includes a control unit that calculates an electrostatic capacitance between the first mirror portion and the second mirror portion based on an alternating voltage generated between the first monitor electrode and the second monitor electrode while an alternating current is applied between the first monitor electrode and the second monitor electrode.

Provided is a measurement device including a spectroscope, a movement mechanism configured to relatively move the spectroscope in one direction, and one or more processors configured to determine whether a measurement position measured by the spectroscope is moved into a color patch, in which the one or more processors cause the spectroscope to execute measurement processing for a plurality of wavelengths set in advance while relatively moving the spectroscope in the one direction, and when at least one of amounts of variation of measured values with respect to each of the plurality of wavelengths obtained in the measurement processing exceeds a first threshold value and then each of the amounts of variation of the measured values of the plurality of wavelengths falls below a second threshold value which is less than or equal to the first threshold value, determine that the measurement position is moved into the color patch.

A method begins by generating a received light spectrum at time T1 for a scene using a spectral imager that includes a plurality of spectral sensors, where a spectral sensor includes a spectral filter overlaying one or more first optical sensors and the sensing range for the plurality of spectral sensors together include a spectrum of wavelength and outputting information representative of a spectral image for the scene at T1 to a processing module. The method continues by using an image sensor to image the scene at time T2, where the image sensor includes a plurality of second optical sensors, and outputting information representative of an image of the scene at T2 to the processing module where the image of the scene has a spatial resolution that is higher than the spatial resolution of the spectral image. The method continues by producing a combined spectral image based on the information representative of a spectral image for the scene at T1 and the information representative of the image at T2 and correcting, based on the combined spectral image, an illuminant for one or more spatial areas of the scene to produce a corrected spectral image.

A method begins by generating a received light spectrum at time T1 for a scene using a spectral imager that includes a plurality of spectral sensors, where a spectral sensor includes a spectral filter overlaying one or more first optical sensors and the sensing range for the plurality of spectral sensors together include a spectrum of wavelength and outputting information representative of a spectral image for the scene at T1 to a processing module. The method continues by using an image sensor to image the scene at time T2, where the image sensor includes a plurality of second optical sensors, and outputting information representative of an image of the scene at T2 to the processing module where the image of the scene has a spatial resolution that is higher than the spatial resolution of the spectral image. The method continues by producing a combined spectral image based on the information representative of a spectral image for the scene at T1 and the information representative of the image at T2 and correcting, based on the combined spectral image, an illuminant for one or more spatial areas of the scene to produce a corrected spectral image.

A spectrometer device includes a Fabry-Perot interferometer unit, which comprises a first carrier substrate, wherein the first carrier substrate is arranged on a lower side of the Fabry-Perot interferometer unit and includes an optical aperture. The spectrometer includes at least one of a first substrate, which is arranged on an upper side of the Fabry-Perot interferometer unit, which faces away from the lower side, and a second substrate with the first carrier substrate arranged with the lower side on the second substrate. The spectrometer further includes a photodetector device arranged on or in the at least one of the second substrate and the first substrate. A first electrical connection region of the photodetector device and a second electrical connection region of the Fabry-Perot interferometer unit are electrically contacted from the same direction.