American Polarizers Inc is a global leader in polarization and optical engineering, offering a wide range of products and services. With nearly six decades of manufacturing experience, API brings clarity to precision-engineered optics by delivering new applications and custom solutions. They are trusted across industries such as aircraft, electronics, photography, consumer goods, and scientific research.

API provides linear polarizers and polarizing filters for electronics, photography, scientific, and industrial purposes. Their circular polarizing filters are ideal for displays, cameras, and sensors, offering glare reduction while addressing sensitivity to linearly polarized light. API also offers 3M surface and display enhancement films in collaboration with 3M, as well as waveplates (retarders) for excellent performance and clarity.

Pre-cut filters in acrylic and glass are available in various sizes. API is known for its expertise in polarization, exceptional product development, and high quality, certified by ISO 9001:2015 and FAA-PMA. Partnering with API allows customers to turn their product ideas into specialized solutions in the field of optical technology.

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