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Visible Opaque Infrared Transmitting Dyes for Thermoplastics Epolin’s Epolight™ Visible Opaque, Infra-Red Transmitting (VOIRT) dyes for thermoplastics produce visually opaque to semi-opaque (grey or colored) filters while transmitting infrared signals or information. VOIRT filters can be customized to optimize transmission or reduce noise in 720nm -1050nm wavelengths and beyond. Typical applications include digital electronics such […]