Welding Helmets Basics and the Importance  of the Optical Filter System

August 19, 2025

Welding helmets are essential safety gear designed to protect welders from a combination of hazards—intense visible light, ultraviolet (UV) and infrared (IR) radiation, sparks, and hot metal fragments. Without adequate protection, exposure to these dangers can lead to severe injuries such as burns, “arc eye” (a painful corneal inflammation), and even permanent vision loss. Basic […]

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Epolin’s Laser Protection Article in PhotonicsViews

December 8, 2022

PhotonicsViews’ most recent edition contains an article authored by Epolin’s technical marketing director, Donald Tibbitt. It covers the need for proper protective eyewear in various laser applications. It also explains how to accelerate development of lens or filter formulations that meet international certification standards. Click here for a download or please reach out to us for assistance.

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Visible Opaque Infrared Transmitting Dyes for Thermoplastics

August 19, 2022

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 as IR remotes, ports, proximity sensors, night […]

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