Guernsey Coating Laboratories

Guernsey Coating Laboratories (GCL), established in 1982, stands as a leading optical coating company, specializing in high-quality thin-film coatings across the UV to near-infrared spectrum. With a diverse range of standard and custom coatings, GCL serves industries such as medical, aerospace, defense, telecommunications, and more. Committed to exceeding Mil-Spec requirements, GCL expanded in 2016, offering coatings on fiber optics and plastic substrates.

Certified ISO 9001, GCL's coatings, including Ion Beam Sputtering, ensure exceptional adhesion, abrasion resistance, and ruggedness. The experienced staff, averaging 25 years, emphasizes quality, detailed inspections, and effective communication, ensuring successful collaborations. GCL's state-of-the-art capabilities and commitment to innovation make it a trusted partner for achieving optimal optical performance.