Terahertz sensor mounted on robotic arm for non-contact multilayer thickness measurement in automated industrial processes.

Terahertz Thickness Measurement Systems

Process-Integrated Thickness Measurement

Terahertz systems measure non-contact and non-destructively in real time. They penetrate materials without damaging them and provide precise data on layer thickness, material homogeneity, and hidden defects.

The Irys system from das-Nano was specifically developed for non-contact thickness measurement and is widely used in automotive paint quality control. The system measures up to five different layers with micrometer-level accuracy.

Features

Completely contactless and non-destructive
Real-time multilayer analysis
Substrate-independent — works with different materials and material states
Easy integration into automated processes
Extremely fast and highly precise
very versatile
Intuitive software and automated reporting
Safe for users due to non-ionizing radiation

Efficient, Non-Destructive Layer Measurement for Automated Automotive Painting

For efficient and precise automotive paint processes, you can monitor layer structures independently of the material and completely non-destructively – directly in the process and with reliable quality control. 

Irys terahertz measurement systems fully meet these requirements and integrate seamlessly into automated, robot-assisted processes.

Yellow robotic arm equipped with terahertz sensors conducting non-contact automotive paint thickness measurement in an industrial setting.
Robotic terahertz sensor system performing non-contact, real-time multilayer thickness measurement on a blue curved surface.
Polytec terahertz sensor system performing precise, non-contact thickness measurement with laser alignment for industrial quality control.
Terahertz non-contact thickness measurement sensor head with triple laser triangulation for precise multilayer automotive paint analysis.
Close-up of a Polytec terahertz sensor system for precise, non-contact multilayer thickness measurement in industrial automation.
Polytec Irys terahertz sensor head with dual lasers for precise non-contact, real-time thickness measurement in automated processes.
Automated robotic arm performing precision paint coating on a red car body in a modern automotive assembly line.
Automated robotic arm performs precise non-contact thickness measurement on a white automotive car body in a production line.

Outstanding Flexibility

The system integrates seamlessly into existing production environments and works with standard robots as well as established quality control systems. A triangulation system with three lasers keeps the sensor head precisely aligned orthogonally, even on curved surfaces.

Cable lengths of up to 30 meters provide high installation flexibility without compromising signal quality or measurement performance.

An optional second sensor head further increases throughput: a single controller operates two robots simultaneously and performs parallel measurements – ideal for high-volume production environments.

The IP54 protection class reliably protects the system against dust and water spray, supporting operation in demanding industrial conditions. The system measures dry, wet, and cured coatings across different production stages and works on metals, composites, and plastics without recalibration.

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