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The difference between short wave infrared, near infrared, medium wave infrared and long wave infraredNear Infrared (NIR): Wavelength between 0.75-1.4 microns, defined by the absorption of water, usually used in optical fiber communication due to the low attenuation rate in silica glass. Wavelengths Read More

This paper sorts out four common pitfalls in the matching of infrared lenses and detector target surfaces, analyzes their causes and provides practical matching criteria. It helps engineers and purchasers avoid parameter mismatches, cut rework costs and ensure the full imaging performance of infrared equipment. Read More

Brief Overview Infrared lenses are high-precision optical components manufactured with exclusive infrared crystal substrates and anti-reflective coatings. Unlike regular visible-light lenses, they feature distinct physical drawbacks: brittle texture, high moisture susceptibility, easy surface scratching and oxidation. Standardized operation, storage and maintenance are critical to sustain stable thermal imaging quality, accurate temperature measurement and extended service life. This guideline applies to infrared lenses deployed in industrial testing, security monitoring, automotive night vision and thermal inspection tasks. Read More

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Infrared light is outside the visible spectrum and cannot be directly perceived by the human eye. Infrared optics technology gives us the ability to capture this light. Read More

Rising optics will be at IDEX 2025 Read More