Testo Ag

Testo Se &co., Kgaa

Martin Stratmann

Patrick Zahn

Wolfgang Oestreicher

Matthias Schmieder

Andreas Messerschmid

Jan-Friso Evers-Senne

Rolf Merte

Karl Schuler

Hellen Altendorf

Jörg Kaiser

Jan Flusser

Fillip Sroubek

Jorg Lange

Jörg Lange

Daniel Auer

Jan-Frisco Evers-Senne

Sabine Hinkel

Yannic Baeuchle

Matthias Wegner

Markus Langenbacher

A 3D recording device () is provided including an image recording device (), a distance measuring device (), and an output unit (). An image processing device () is used to calculate, for a sequence () of images () recorded in different poses (), groups () of image elements () corresponding to each other and to determine for each group () a three-dimensional position indication () and to scale the three-dimensional position indication () with the aid of distance information () measured by the distance measuring device ().

3D recording device, method for producing a 3D image, and method for setting up a 3D recording device

In a model calculating apparatus () according to the invention it is provided, for the purpose of creating a detailed 3D model (), by a recording device (), to generate a first video data stream () and to generate a reduced video data stream () from frames () of the first video data stream () and to process further these reduced video data stream for the purpose of creating an approximated 3D model ().

Method for creating a 3D model of an object and corresponding model calculation device and model calculation device

In a method for recording a thermographic inspection image () with, for example, an imaging inspection device (), in particular a thermal imaging camera and/or a UV camera, a pyrometer and/or an imaging gas-leak detection system, it is provided that a feature or a marker () is identified with a feature recognition unit, and/or the perspective distortion of a recorded image () is calculated, and that metadata () associated with the identified feature and/or marker () is output with the inspection image (), and/or the inspection image () corrected for the perspective distortion is output in a standard perspective or in a standard representation.

Imaging inspection device

In a thermal imaging camera (), an infrared image data stream () of infrared images () is captured during a random movement of the thermal imaging camera (), and the infrared images () are combined into a higher-resolution infrared image ().

Method for preparing images in non-visible spectral ranges, and corresponding camera and measuring arrangement

In the case of a measuring device for recording a sequence of individual images () in a non-visible spectral range, a method for generating an SR image () having an image resolution that is higher than an image resolution of the individual images () is provided, wherein, for the individual images (), a displacement vector field () is determined with a calculation of the optical flow and the individual images () are segmented into segments () with regard to the values of the displacement vector field (), and an optimization method is carried out for calculating the SR image () from the individual images () with variation parameters individually assigned to the segments ().

Method for generating super-resolution images having improved image resolution and measuring device

For a thermal imaging camera (), features are extracted from a series of at least two infrared images () or visible images () associated therewith by a feature analysis, and an optimal correspondence between features extracted from the images () is determined, and a translation vector () that relates the pixels of the first infrared image () to pixels of the second infrared image () is determined for the image positions () of the corresponding features.

Image processing method and thermal imaging camera

Disclosed is an IR measuring instrument () comprising a least one sensor element () which is sensitive to infrared radiation and generates an output signal () that depends on the radiation incident on the at least one sensor element (). The output signal () for a predefined incident radiation can be varied by means of an integration time. The actual temperature prevailing on the at least one sensor element () is detected and is used for varying the integration time in such a way that the integration time compensates the influence of the temperature variations on the output signal () of the at least one sensor element ().

Thermographic camera

This invention relates to a thermal imaging camera comprising a thermal imaging sensor and a cover plate that can be displaced between an open and a closed position by means of an electric drive. The invention is characterized in that the open and the closed position of the cover plate () form respectively self-locking end positions and that an electric drive is provided to switch between the end positions, said drive being supplied with no current in the self-locking end positions.

Thermal imaging camera comprising a cover plate

In a thermal imaging camera for acquisition of thermographic images of a measurement object, an electronic evaluation unit is integrated into the thermal imaging camera; it is designed for recognition of corresponding partial regions of the acquired thermographic images, and with it, the acquired images can be assembled into an overall image by overlapping the corresponding partial regions and displayed. The acquisition of the images preferably takes place during the swiveling of the thermal imaging camera over the solid angle region of the desired overall image.

Thermal imaging camera for taking thermographic images

In a temperature measuring device () an IR-radiation detector () and a reference element () are provided, connected to a surface () of an object () in a heat-conducting fashion, with a first area () with high emissivity and a second area () with high reflectivity formed at the reference element (), and the IR-radiation detector () is equipped for a separate detection of IR-radiation () from the first and second areas () and a surface area () of the object (). A computer () in the IR-radiation detector () is equipped to deduct a temperature measurement for the object (), corrected for emissions and reflections from the detected IR-radiations ().

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Freiburg, Germany

Martin Stratmann