How do you build the best polarizers and optical filters? With an eye firmly fixed on the future — and one on the past. API delivers new applications and custom solutions backed by nearly six decades of manufacturing experience. It’s what makes us the trusted name across aircraft, electronics, photographic, animated display, consumer, and scientific industries.
Browse API's selection of linear and circular polarizers, optical filters and display enhancement solutions for a broad range of markets. We offer polarizers for the visible light, near IR and UV spectrum.
Learn More
Choose from standard and custom optic services including laser cutting, silk screening applications, optical lamination, and die cutting and machining solutions.
Learn More
API is globally known for polarization products and solutions used across a broad range of industries, including research, aerospace, 3D imaging, medical, machine vision, photo, and more.
Learn MoreThe new measurement system allows API to quickly and efficiently measure all customer specified critical dimensions, track and document part variances and automatically create inspection
Keep Reading
American Polarizers Inc. (API), a world leader in the manufacture of polarized filters and other optical products, has announced it has obtained ISO 9001:2015 certification. Already an
Read Now
Using a Linear Polarizer and a Quarter Wave Plate to Create Circularly Polarized Light. Being in the polarizer business, I like to think about is…
Read Now
