System Overview CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany.

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System Overview CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany

CHRISS Technical Specifications Positioning robot with 3 axes and nanometer precision Sample dimensions (XYZ) 50x20x10 cm and 20kg weight 8 Megapixel industrial gray value camera Multi-spectral light system for camera with diffuse bright-field and dark-field: white, red, green, blue, UV, IR Spectrometer measurements with 2 spectrometers at one point UVVIS spectrometer: 190-1100nm (3648 wavebands) NIR spectrometer: 900-1700nm (256 wavebands) Point resolution/diameter ~60µm Broadband halogen light source Calibration between camera and spectrometer coordinate system Smart control software for all components CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany

Overview Light shield closed Vibration damped table Positioning system control unit CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany

Components Outside Thermal control system UVVIS spectrometer Light control multi socket NIR spectrometer CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany

Light Array Infrared LED Measurement Head Red LED Green LED Ultra- Violet Light White LED Blue LED Spectrometer Light (Halogen) Sample CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany

Measurement Head Fiber NIR Dichroic filter Camera Z Stage Objective UVVIS Y Stage Lens tube Spectrometer Light Spectrometer unit Diffusor X Stage Sample Microscope objective Sample CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany

Measurement Head Details CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany

High-Resolution Multispectral Imaging Red White Green IR 6 spectral channels Single images Seamlessly stitched large- area images in gigapixel resolution Blue UV CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany

Hyperspectral Imaging Grid sampling acquisition technique High resolution of up to 60µm per pixel CHRISS Combined High-Resolution Imaging and Spectroscopy System Intelligent Systems Group – University of Duisburg-Essen, Germany