Opcos AG, based in Widnau in the Swiss Rhine Valley, is an innovative service provider specializing in high-quality optical coatings. Using state-of-the-art PVD coating systems, a wide variety of customer substrates are coated in a cleanroom environment. A dynamic team responds quickly and individually to customer requests and process them efficiently, due to short decision-making processes. The high-quality standards of our employees and infrastructure result in extremely stable processes throughout the entire production chain for our customers.