Thank you for your interest


Dr. D. Wehrhahn

Meßsysteme für die Qualitätssicherung

Hildesheimer Straße 140

D-30173 Hanover


Fon +49 511-512665

Fax +49 511-522152



For general information, please use the following form:


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Please send us:  


I have the following measurement task:



(Please describe in detail the requirements and add, if possible, a sketch, a drawing or photograph of the measurement object as an attachment)



In addition, we need the following information to submit you a proposed solution:


Desired Measuring Range    mm
Desired distance to the measuring object   mm
Desired accuracy  
Desired measuring frequency:     
Ambient temperature  
Type of material tob e measured  
Surface condition of the measuring object  
Output of the measuring signal     
Processing of the measured values  

Mechanism for the integration about the sen­sor/sensors

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We have won the BVG tender for RPM
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OVHWizard in operation in Gotthard base tunnel


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