Provided are a device for measuring the amount of snowfall and a method of controlling the same, the device including a bottom plate, a graduated ruler extending upward from the bottom plate, an image capturing unit configured to capture an image of the graduated ruler and an upper portion of snow deposited on the bottom plate by using an image capturing device, a measurement unit configured to measure the amount of snowfall based on information on the captured image, and a movement unit configured to move the device for measuring the amount of snowfall so that a position of the bottom plate moves from a first position to a second position.

A medium processing apparatus includes a sensor that is intermittently energized and detects a predetermined physical quantity and outputs the detection value in the energization period, the sensor stabilizing its output after an output stabilization period, which is shorter than the energization period, has lapsed, a storage unit that stores the detection value that has been detected by the sensor before the lapse of the energization period and after the lapse of the output stabilization period, and a controller that reads the detection value from the storage unit and performs a predetermined process by using the detection value read.

A film thickness measurement device 1A includes a light emission unit 10 for emitting light onto a measurement object 100, a light detection unit 20A for detecting the wavelength-dependent intensity of reflected light, and a film thickness calculation unit 30A for determining the film thickness of a first film 102 by comparing measured spectral reflectance obtained based on the detection result in the light detection unit 20A with theoretical spectral reflectance that takes into account front surface reflectance, front surface transmissivity, and back surface reflectance. The film thickness calculation unit 30A compares the measured spectral reflectance with a plurality of values of the theoretical spectral reflectance obtained by changing the front surface reflectance value, the front surface transmissivity value, and the back surface reflectance value, and determines the film thickness of the first film 102 based on the theoretical spectral reflectance closest to the measured spectral reflectance.

The present disclosure relates to a THz measuring method and a THz measuring device for measuring corrugated pipes with different diameters, wave widths and valley widths.

A method for measuring the thickness of coatings on a substrate of an aerospace component comprises illuminating a sample comprising the substrate of the aerospace component and a coating with light waves of varying wavelengths from a light source, receiving the light waves reflected by the sample at a light collector, diffracting the light waves into a plurality of component wavelengths with a grating, detecting the light intensities of the plurality of component wavelengths at a detector array, generating a reflectance spectral curve using the detected light intensities for each of the plurality of component wavelengths, calculating the thickness of the coating from the reflectance spectral curves of the component wavelengths.

A web gauging system and methods of using the web gauging system are described. The web gauging system includes a supercontinuum Laser providing a light beam. A beam expander is configured to expand the light beam and provide an expanded beam to a sample illumination area. A detector unit configured to detect a sample light from the illumination area. A moving web can be placed in the illumination area, where the web gauging system measures parameters of the web.

The present invention relates to a device and a method for establishing a geometry of a container for packaging a flowable medium, wherein a radiation apparatus for generating and emitting at least electromagnetic radiation from a radiation source of the radiation apparatus to a radiation sink of the radiation apparatus along a detection region is activated in order subsequently to rotate and/or swivel the container about an axis of rotation by means of a movement apparatus, wherein, at least from time to time during a rotational movement of the container, at least one container region is moved through at least one portion of the detection region. Then, a detection apparatus is used to detect a passage time of the container region through the detection region, which passage time is evaluated by means of an evaluation apparatus for establishing an external geometry of the container.

Non-contacting caliper measurements of free-standing sheets detect mid-IR interferometric fringes created by the reflection of light from the top and bottom surfaces of the sheet. The technique includes directing a laser beam at a selected angle of incidence onto a single spot on the exposed outer surface and scanning the laser beam through a selected wavelength range as the laser beam is directed onto the exposed outer surface and measuring the intensity of an interference pattern that forms from the superposition of radiation that is reflected from the exposed outer surface and from the inner surface. Alternatively, the intensity of an interference pattern formed from the superposition of radiation that is directly transmitted through the web and radiation that is transmitted through the web after internal reflections from the internal surfaces of the web. Thickness can be extracted from the fringe separation in the interference pattern.

An apparatus including a caliper measuring sensor arrangement, a mass measuring sensor arrangement, and a stabilizing arrangement. The caliper measuring sensor arrangement measures caliper of the web. The mass measuring sensor arrangement measures at least one of the following: a basis weight of the web, a moisture content, a water weight, dry weight of the web. The stabilizing arrangement stabilizes the web. The stabilizing arrangement including at least a part of the mass measuring sensor arrangement.

Disclosed is a stone-block analysis device and method for the evaluation of stone blocks, in particular, concrete blocks to be arranged on a conveying device for conveying the stone blocks with a conveying surface for the stone blocks to be laid on, which extends into a longitudinal direction and into a transverse direction. The stone-block analysis device has at least one first scanner unit for scanning at least one physical characteristic of the stone blocks, an evaluation device for evaluating a signal output by the scanner unit, a control device, and a display device. The scanner unit is spaced away from the conveying surface in a vertical direction, perpendicular to the longitudinal direction and transverse direction. In addition to the first scanner unit, which is a point scanner, at least one second scanner unit is provided, which is a line scanner, wherein a height of at least one stone block can be detected by both scanner units.