Infrared filters play a crucial role in thermal imaging, gas sensing, and environmental monitoring by selectively transmitting specific infrared wavelengths while blocking unwanted radiation.
This precise wavelength control enhances the accuracy and reliability of detecting temperature variations, gas concentrations, and other critical signals in complex and challenging environments. By improving signal clarity and reducing interference, they enable advanced sensing and imaging systems to deliver high-performance results across a wide range of industrial, scientific, and security applications.
Our infrared filter portfolio includes:
Mid-Wave and Long-Wave Infrared Filters
Designed for accurate wavelength selection, these filters deliver high transmittance and strong blocking to ensure clear, reliable detection even in demanding environments. Ideal for temperature measurement, flame detection, night vision, and gas concentration analysis.
Durable All-Dielectric Coatings
Our filters feature robust coatings that provide excellent environmental stability, long-term spectral consistency, and minimal wavelength shift. Available across a wide range of wavelengths and bandwidths, they are customized to meet the specific requirements of industrial, scientific, and security sectors.
Narrowband and Broadband Options
Whether you need precise spectral isolation or broad thermal imaging capabilities, we offer a variety of filter types and customizable sizes to optimize performance for your unique system.
Ruggedized Solutions for Harsh Conditions
Built on sturdy substrates with coatings engineered to withstand temperature extremes and high humidity, Materion's infrared filters deliver dependable, long-lasting performance in both laboratory and field applications.
Hermetic Window Housing Assemblies
Complementing our filters, we supply hermetic window housing assemblies for cooled infrared detectors across SWIR, MWIR, and LWIR ranges. These assemblies feature infrared windows hermetically soldered into metal housings, ensuring a reliable, low-void seal. Rigorous X-ray and helium leak testing guarantee solder joint integrity, while a variety of coatings and materials support high-precision temperature measurements, gas sensing, night vision, and multispectral imaging.
Benefits
- Precise wavelength selection for accurate detection
- High transmittance with strong blocking of unwanted wavelengths
- Durable all-dielectric coatings for long-term spectral stability
- Customizable sizes, bandwidths, and coatings
- Reliable performance in extreme temperatures and humidity
- Hermetic window housings with low-void solder joints
- Rigorous X-ray and helium leak testing for assembly integrity
- Compatible with SWIR, MWIR, and LWIR cooled infrared detectors
- Supports temperature measurement, flame detection, night vision, and multispectral imaging
Applications
- Thermal imaging for temperature measurement and monitoring
- Gas sensing and environmental monitoring
- Night vision and surveillance cameras
- Industrial process control and safety systems
- Multispectral and hyperspectral imaging
- Automotive and aerospace infrared sensing
- Spectroscopy
- Remote sensing and environmental analysis
