Hand holding polarizer filter making half of a quarter black | American Polarizers, Inc.

Circular Polarizer Film

API offers circular polarization film for a broad range of applications in the electronics, photographic, scientific, and industrial markets. We can also laminate our linear and circular polarizing film to acrylic and glass. For custom circular polarized applications, we offer research, development, and small quantity test runs to meet your needs.

  • Visible light spectrum
  • Multiple colors and transmission values
  • Wide range of thicknesses
  • In-stock sheets or custom shapes and sizes
  • Optional anti-reflective, anti-glare hard coatings and clear hard coatings
  • Replacement films for Polaroid and 3M HNCP10, HNCP37, HNCP37NG, HNCP42 circular polarizer filters

Want to learn more? See how circular polarization works.