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    • Education
      • Infrared Light
      • Electromagnetic Spectrum
      • Beer Lambert Law
      • Absorbance & Transmittance
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    • NIR and Visible Absorbing Dyes
      • For Solventborne Coatings
      • For Thermoplastics
      • For Epoxy
    • Laser Absorbing Compounds
    • Sun Lens Dyes
    • Welding Dyes
    • Visible Opaque Dyes
      • For Solventborne Coatings
      • For Thermoplastics
      • For Epoxy
    • Credit Card Inks and Dyes
    • NIR Coatings
      • Spectre™ visibly-opaque IR-transmitting (VOIRT) screen inks
      • Spectre™ IR -absorbing screen inks
    • Formulated Dye Pellets
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Welcome to Epolin, Inc

Epolin maintains research, development and analytical labs in Newark, New Jersey
UV and IR protection for sun lenses
Epolin is a major compounder of laser absorbing compounds for the medical industry
IR absorbing and IR band pass filters for night vision applications
Epolin is the world’s largest supplier of dyes to the welding eye protection industry
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What's IR


Learn about infrared light and its relationship to visible and ultraviolet light in the electromagnetic spectrum

Products


Select the best dye, coating or compound for your optical or laser application

Absorbance/Transmittance Calculator


Click here to convert absorbance to % transmittance or % transmittance to absorbance
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