Evaporated Coatings, Inc. has been supplying high precision optical coatings for more than 60 years. Vacuum deposition technology has progressed significantly over the years and ECI has remained on the forefront of this dynamic field. Through SBIR grants, direct research and development contracts for the U.S. government, and goal-directed research efforts for companies large and small, ECI has developed many original thin film designs and processes. Current coating designs are applied using some of the newest and most progressive deposition methods. Evaporated Coatings offers its customers a rare combination of technical depth, personalized service, and competitive pricing. ECI is dedicated to being the finest thin film coating resource available for customers located in the US or around the world. Contact a sales engineer today to discuss your specific requirements. Apply advanced thin film technology and progressive production methods to your next application.


ECI’s engineering staff has the expertise and experience to assist you at the design stage of your product. Your ultimate production volume, performance requirements and cost needs are considered to assemble a total supply solution for your application. Recommendations for your thin film design, fixturing and packaging are available.


Customer supplied substrates are handled with utmost care by ECI’s skilled technicians. State-of-the-art cleaning equipment and production methods combine to assure the highest quality optical coatings for low and high volume production. Existing tooling is available to handle a variety of substrates including fragile fiber optic assemblies to large Calcium Flouride lenses. Clean room facilities are available for your most demanding surface quality requirements on wafers, high power laser components and fiber optic components.


Sixteen vacuum deposition systems are available to meet prototype and production needs. Computer controlled processing ensures consistent high quality results. ECI is committed to providing on-time deliveries and will schedule shipments in accordance with your “just in time” requirements.

Quality Assurance

Every coating run is tested upon completion for adherence to customer and internal specifications. Metrology equipment includes multiple Cary 5000 spectrophotometers, a Perkin Elmer Spectrum 100 Optica and custom inspection stations developed in accordance with customer requirements. ECI’s quality system is in accordance with ISO 9001:2015. The current QA manual is available upon request.