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Linear Polarizer Film
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UV (Ultraviolet) Linear Polarizers
Circular Polarizers
Circular Polarizer Film
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(3M) Display Enhancement
3M Display Protection Films
3M Reflector Films (ESR)
3M Brightness Enhancement Films (BEF)
3M Light Control Privacy Filters (ALCF)
3M Reflective Polarized Films (DBEF)
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Circular Polarizer Optical Filters
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Quarter Wave, Half Wave plate Optical Filters
Acrylic & Polycarbonate Optical Filters
Glass Optical Filters
3M Display Enhancement Films
Near IR (Infared) Sensor Filters
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Pre-Cut Linear Polarizers
Pre-Cut Circular Polarizers
Pre-Cut Waveplates (retarders)
American Polarizers, Inc.
For nearly six decades, American Polarizers has built a reputation for precision, innovation, and exceptional quality. As a global leader in optical technology, API provides cutting-edge polarizing materials and solutions tailored to a diverse range of industries. From aerospace and imaging to computer vision, motion picture cameras, passive 3D systems, and biomedical applications, API’s products are designed to meet the highest standards. Whether it’s for nondestructive testing, quality control, or advanced measurement systems, API delivers reliable solutions that power innovation across the globe.
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Latest News
Polarization Introduction and Definition by American Polarizers
American Polarizers Inc. (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. Our expertise in polarization is backed by...
API Shows Students Why Manufacturing Is Cool
“What’s so cool about manufacturing?” That’s the question students from Exeter Township Junior High School in Reading asked the team at API — and they used their answers to produce a video for the annual “What’s So Cool About Manufacturing?” contest. The...
API Polarizers Improve Photogrammetry Images for 3D Applications
API offers a wide range of options for photogrammetry image capturing for 3D modeling, gaming development applications, and computer-generated imagery. Photogrammetry is the practice of gaining 3D information on an object by capturing 2D data from different...