Abstract: Described herein is an optical sensor, a detector including the optical sensor for an optical detection of at least one object, a method for manufacturing the optical sensor and various uses of the optical detector. The optical sensor can, be supplied as a non-bulky hermetic package which provides an increased degree of protection against possible degradation by humidity and/or oxygen over long terms. Further, the optical sensor may be easily manufactured and integrated on a circuit carrier device.

Abstract: Described herein is a spectrometer device. The spectrometer device is configured for determining at least one spectral or spectroscopic information of at least one object. The spectrometer device is configured for determining intensities of constituent wavelength signals of at least one light beam propagating from the object to the spectrometer device. The spectrometer device includes at least one distance detector configured for determining at least one distance information about a distance between at least one object and the spectrometer device, at least one pixelated imaging detector configured for determining at least one image of the object, and at least one evaluation device configured for determining at least one material information of the object by evaluating of at least one image of the object determined by the pixelated imaging detector. The evaluation device is configured for performing at least one spectroscopic analysis of the determined intensities of constituent wavelength signals.

Abstract: Disclosed herein is a portable spectrometer device for acquiring at least one item of spectral information. The portable spectrometer device includes at least one spectrometer unit. The spectrometer unit includes at least one wavelength-selective element configured for separating incident light into a spectrum of constituent wave-lengths and at least one detector device configured for detecting at least a portion of the constituent wavelengths. The portable spectrometer device further includes at least one control unit and at least one status inquiry device configured for retrieving at least one item of status information on a current environmental status of the portable spectrometer device. The control unit is configured for automatically triggering at least one reference measurement with the detector device, depending on the fulfillment of at least one predetermined environmental status condition.

Abstract: Described herein is an optical sensor, a detector including the optical sensor for an optical detection of at least one object, a method for manufacturing the optical sensor and various uses of the optical detector. The optical sensor can be supplied as a non-bulky hermetic package which provides an increased degree of protection against possible degradation by humidity and/or oxygen over long terms. Further, the optical sensor may be easily manufactured and integrated on a circuit carrier device.

Abstract: Disclosed herein are a device for monitoring an emission temperature of at least one radiation emitting element, a heating system for heating the at least one radiation emitting element to emit thermal radiation at an emission temperature, a method for monitoring an emission temperature of at least one radiation emitting element, and a method for heating the at least one radiation emitting element to emit thermal radiation at an emission temperature.

Abstract: Described herein is a spectrometer device for optical analysis of at least one sample. The spectrometer device includes: at least one housing having at least one entrance window; at least one wavelength-selective element configured for separating incident light into a spectrum of constituent wavelengths, the wavelength-selective element being disposed within the housing; at least one detector device configured for detecting at least a portion of the constituent wavelengths, the detector device being disposed within the housing; and at least one contact sensor device for detecting a contact of the spectrometer device with the sample, where the contact sensor device includes at least one optical contact sensor device, where the optical contact sensor device is configured to detect an influence of the presence of the sample onto the transmission of the optical signal.

Abstract: A device includes at least one array of photoconductors, at least one bias voltage source, and at least one photoconductor readout circuit. Each photoconductor is configured for exhibiting an electrical resistance dependent on an illumination of its light-sensitive region, and at least one photoconductor of the array is designed as characterizing photoconductor. The bias voltage source is configured for applying at least one alternating bias voltage to the characterizing photoconductor or at least one direct current (DC) bias voltage to the characterizing photoconductor. The photoconductor readout circuit is configured for determining of a response voltage of the characterizing photoconductor generated in response to the bias voltage. The response voltage is proportional to a variable characterizing the array of photoconductors. The photoconductor readout circuit configured for determining of the response voltage of the characterizing photoconductor during operation of the array of photoconductors.

Abstract: Described herein is a detector for detecting optical radiation, especially within the infrared spectral range, specifically with regard to sensing at least one of transmissivity, absorption, emission and reflectivity, being capable of avoiding or diminishing a cross detection between sensor areas, specifically between adjacent sensor areas, thus, avoiding or diminishing a deterioration of a measurement based on the at least one sensor signal.

Abstract: Described herein is an illumination source adapted to generate a regular pattern integrated into a portable device, the illumination source including an array of light emitting diodes or laser light sources and a diffractive optical element. Also described herein is a detector including the illumination source, an array of optical sensors, where each optical sensor is configured to generate a sensor signal in response to an illumination of its respective light-sensitive area, and an evaluation device adapted to evaluate the sensor signal.

Abstract: Described herein is a mobile device with an optical detector including: at least one illumination source adapted to generate at least one illumination pattern for illuminating an object, where the illumination pattern includes a regular and/or constant and/or periodic pattern; at least one sensor element having a matrix of optical sensors, the optical sensors each having a light-sensitive area, where each optical sensor is configured to generate at least one sensor signal in response to an illumination of the light-sensitive area by at least one light beam propagating from the object to the detector; and at least one evaluation device adapted to determine at least one region of interest.

Abstract: Described herein is a spectrometer device. The spectrometer device includes: at least one filter element adapted to separate at least one incident light beam into a spectrum of constituent wavelength; at least one sensor element having a matrix of optical sensors, the optical sensors (116,142) each having a light-sensitive area; and at least one evaluation device configured for determining at least one longitudinal coordinate of an object.

Abstract: Described herein is an optical sensor, a detector including the optical sensor for an optical detection of at least one object, and a method for manufacturing the optical sensor. The optical sensor (110) includes a substrate (120); a photoconductive layer (112) applied to a first portion (116) of a surface (118) of the substrate (120); and at least one electrode layer (124) applied to a second portion (126) of the surface (118) of the substrate (120). The optical sensor (110) exhibits a linear current-voltage characteristic according to Ohm's law.

Abstract: Described herein is a detector (110) for determining a position of at least one object (112). The detector (110) includes: at least one transfer device (114) with chromatic aberration; at least one aperture element (118), wherein the aperture element (118) is configured to block edge components of a light beam (120) propagating from the object (112) to the detector (110) and having passed the transfer device (114); at least one first optical sensor (126) positioned in a direction of propagation of the light beam (120) behind the aperture element (118); and at least one second optical sensor (128), wherein the second optical sensor (128) is configured to determine at least one second intensity information of the edge components of the light beam (120).

Abstract: Described herein is a detector for determining a position of at least one object. The detector includes: at least two optical sensors, each optical sensor having a light-sensitive area, where each light-sensitive area has a geometrical center, where the geometrical centers of the optical sensors are spaced apart from an optical axis of the detector by different spatial offsets, where each optical sensor is configured to generate a sensor signal in response to an illumination of its respective light-sensitive area by a light beam propagating from the object to the detector; and at least one evaluation device being configured for determining at least one longitudinal coordinate z of the object by combining the at least two sensor signals.

Abstract: A detector for object authentication includes first and second illumination sources. The first illumination source projects an illumination pattern including a plurality of illumination features onto a surface of an object. The second illumination source projects an illuminating light beam onto the object. The detector also includes an image capture device for determining a first image including a plurality of reflection features generated by the surface of the object in response to the illumination pattern and for determining a second image including two dimensional information associated with the surface of the object generated in response to the illuminating light beam. The detector also includes an evaluation device for evaluating the first image and the second image, identifying a geometrical feature of the object, determining a material property of the object, and comparing the two dimensional information to data stored in a database for authentication of the object.

Abstract: Disclosed herein is an optical detector and a method for determining at least one property of at least one substance. The optical detector and the method allow measuring both an intensity I0 of a first illumination before interacting with the at least one substance and an intensity I1 of a second illumination after interacting with the at least one substance in a simultaneous fashion in a single measurement, thereby enabling multi-gas sensing.

Abstract: Disclosed herein is a device including at least one photoconductor configured for exhibiting an electrical resistance dependent on an illumination of a light-sensitive region of the photoconductor; and at least one photoconductor readout circuit, where the photoconductor readout circuit includes at least one voltage divider circuit, where the voltage divider circuit includes at least one reference resistor Rref being arranged in series with the photoconductor, where the photoconductor readout circuit includes at least one amplifier device, where the photoconductor readout circuit includes at least one capacitor arranged between an input of the amplifier device and an output of the voltage divider circuit.

Abstract: Disclosed herein are a spectrometer device, a method for measuring optical radiation, and a spectrometer system including the spectrometer device. The spectrometer device includes at least one radiation emitting element, at least one photosensitive detector, at least one control circuit, and at least one readout circuit. The spectrometer system is a mixed spectrometer which employs the advantages of a scanning spectrometer and a dispersive spectrometer. Compared to both, the mixed spectrometer constitutes a simplified spectrometer system by including a reduced number of required components and exhibiting a miniaturized mechanical set-up.

Abstract: A detector (110, 1110, 2110) for determining a position of at least one object (112) is proposed. The detector (110, 1110, 2110) comprises: at least one transfer device (128, 1128), wherein the transfer device (128, 1128) has at least one focal length in response to at least one incident light beam (116, 1116) propagating from the object (112, 1112) to the detector (110, 1110, 2110); at least two optical sensors (113, 1118, 1120), wherein each optical sensor (113, 1118, 1120) has at least one light sensitive area (121, 1122, 1124), wherein each optical sensor (113, 1118, 1120) is designed to generate at least one sensor signal in response to an illumination of its respective light-sensitive area by the light beam (116, 1116), at least one evaluation device (132, 1132) being configured for determining at least one longitudinal coordinate z of the object (112, 1112) by evaluating a quotient signal Q from the sensor signals.

Abstract: A detector for object authentication includes first and second illumination sources. The first illumination source projects an illumination pattern including a plurality of illumination features onto a surface of an object. The second illumination source projects an illuminating light beam onto the object. The detector also includes an image capture device for determining a first image including a plurality of reflection features generated by the surface of the object in response to the illumination pattern and for determining a second image including two dimensional information associated with the surface of the object generated in response to the illuminating light beam. The detector also includes an evaluation device for evaluating the first image and the second image, identifying a geometrical feature of the object, determining a material property of the object, and comparing the two dimensional information to data stored in a database for authentication of the object.