High-Speed plastic foil characterization
Plastic foil industry requires precise control over material specifications, layer structure and in-line quality monitoring. NLIR’s MIDWAVE Spectrometer enables fast acquisitions of information with unmatched speed and selectivity enabling faster decision making in quality control. Key applications include:
- Rapid material identification
- Optical property analysis
- Moisture content detection
- Barrier layer verification
- In-line defect detection
- Thickness and uniformity analysis
How does it work?
The video demonstrates an example of a spinning sample wheel that rotates at the speed of 300 rounds per minute (RPM). This demonstrates how fast MIDWAVE Spectrometer is able to acquire spectral information of different plastic foils, showing the potential for in-line monitoring.
Using this spectral information, we are able to identify the material and scan for defects, test the optical and surface properties, and deliver lab grade insight to the production facility.
IMPROVE CHARACTERIZATION OF PLASTIC FOILS
Live monitoring
Get results in seconds. Ideal for in-line integration
High sensitivity
130 k counts/(ms µW) with non-contact measurements
OEM ready
Perfect to be integrated thanks to the compact and portable size
Excellent Service
Consult with our experienced optical engineers

Measurement Case - Capturing Plastic Foil Spectra in real time
We have performed a mid-infrared transmission spectroscopy on four different plastic films: polystyrene, freeze bag, saran wrap and packaging film. Even with high speed of the spinning sample, MIDWAVE Spectrometer is able to capture the spectral signatures of each film efficiently.
Would you like to learn more about the analysis insights?
Monitor plastic foils effortlessly with our TRANSMISSION Measurement System
TRANSMISSION Measurement System combined with

MIDWAVE Spectrometer
2.0 – 5.0 µm mid-infrared spectrometer
TRANSMISSION Measurement System combined with

FIBER Light Source
1.2 – 8.0 μm fiber-coupled thermal light source
TRANSMISSION Measurement System combined with

TRANSMISSION Interface
Compact interface for simplified transmission measurements
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Sense It!
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Take the Next Step in Industrial Plastic Foil Characterization with NLIR
If you are looking to optimize your plastic foil characterization at an industrial level, our mid-infrared spectroscopy solutions can uplift your production line to new speed. At NLIR, we offer cutting-edge mid-infrared sensing solutions tailored to the needs of your product quality inspection.
If you have a specific measurement or would like to investigate our system installation in your production line, please do not hesitate to contact us today.

