Nano and Micro Metrology

|Nano and Micro Metrology

Using grating based X-ray contrast modalities for metrology

Identification and compensation of volumetric errors with highly accurate grid encoder

Metrology and characterisation of defects on barrier layers for thin film flexible photovoltaics

Absolute distance sensing by dual laser interferometry

Investigation of shape measurement method for large-diameter silicon wafer with additional support

An interferometric auto-focusing method for on-line defect assessment on a roll-to-roll process using wavelength scanning interferometry

Precision measurement technique for rough surface object using self-beat signals of optical frequency comb

Tactile scanning behaviour of a micro CMM

Surface and thickness measurement of a transparent film using three-wavelength interferometry

Wide-range precision displacement measurements by image analysis of diffraction light

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