The company's main products, such as optical imaging, LED, micro display, and reflective materials, are used in various applications including digital cameras, mobile phone cameras, security monitoring cameras, and computer cameras. Zhejiang Crystal-Optech is known for its high-quality optical low-pass filter (OLPF) and infrared cut filter (IRCF) products, which are among the best in the world. The company has several subsidiaries and holds equity interests in other companies. With its advanced technologies and leading product offerings, Zhejiang Crystal-Optech is a key supplier to many international digital and cell phone industry leaders.