Consumers choose sunglasses for style and sports eyewear for performance. They expect quality and durability to be givens.

Deliver quality and durability that will enhance your brand over time.

SDC’s CrystalCoat® protective coatings provide uncompromising visual clarity and premium durability for sun and sports eyewear.

CrystalCoat enhances product durability with resistance to abrasion, chemical, fog, impact, scratch, and UV radiation, and will not discolor with UV exposure.

CrystalCoat can be used on tinted or clear substrates such as polycarbonate, polyamide, cast resins, and acrylic.

Our subsidiary FSI Coating Technologies also offers a wide range of complementary anti-fog coating and film solutions for the eyewear industry.

Our subsidiary COTEC GmbH offers anti-reflective coatings as well as DURALON® hydrophobic and oleophobic coatings. Together our complementary coatings provide a total lens coating solution for the entire lens stack.

We provide coatings for all
kinds of eyewear applications.


Ophthalmic Rx prescription lens

Protective eyewear such as face shields, masks, goggles, visors

Sunglass and sports eyewear

abrasion resistant eyeglass coatings

Solutions for all substrates

Polycarbonate and Acrylic

CR-39® & RAV 7™

High-Index substrates such as MR™ Series MR-8™, MR-7™, MR-10™ & MR-174™, lighter and thinner lenses designed for those who require strong prescriptions

Polyamide (PA or Optical Nylon)

RAVolution™ & Trivex®

Manufacturing advantages

Primer-free options available for adhesion to polycarbonate and acrylic substrates.

Available in thermal and UV-cure, for dip, flow, spin or spray application.

Cures at low temperatures, resistant to ink ghosting.

Index-matching and flexibility, good refractive index-match with hard resin lenses.

Compatible with anti-reflective, mirror and metalizing treatments.

Tintable permeable, fast tinting and color-fast, suitable for photochromic and polarized sunglasses.

Exceptional product quality and stability, reducing the need for frequent tank change-outs, streamlining and maximizing product yields

Functional benefits

Primer free adhesion to polycarbonate and acrylic substrates

Excellent environmental durability proven in QUV testing

Meets or exceeds many safety standards for abrasion and UV resistance

Rapid tinting combined with excellent abrasion and chemical resistance for a variety of substrates

Weatherable, will not discolor when exposed to sunlight

Good steel wool and caustic resistance

Delivers premium Bayer results


Our senior chemists and technical support staff are dedicated to supporting all your coating and process needs.

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CrystalCoat® is a registered trademark of SDC Technologies, Inc.
DURALON® is a registered trademark of COTEC®.  COTEC is a wholly-owned subsidiary of SDC Technologies.
CR-39® and Trivex® are registered trademarks of PPG.
MR-8™, MR-7™, MR-10™, MR-174™, RAV 7™, and RAVolution™ are trademarks of Mitsui Chemicals, Inc.