Daheng optical thin film center (OTF), Department of listed companies Daheng Technology (stock code: 600288) directly under the division.

　　Daheng Thin Film (OTF) is one of the larger manufacturers in the same industry in mainland China. Since its establishment in 1999, it has always been committed to the research, development, production and sales of optical film products. The products are widely used in laser processing equipment, laser medical treatment, detection and sensing, biochemical analysis, environmental monitoring, video optical, optical fiber communication, optical damage protection , Education and scientific research and other fields. In recent years to meet the needs of our customers, but also added an optical film as the core technology of optoelectronic integrated products.

　　Daheng Film (OTF) and many companies at home and abroad have maintained long-term close cooperation, customers and partners throughout the world. The company is located in:

Daheng Thin Film (OTF) is located in Fengtai Park, Zhongguancun Science and Technology Park, Beijing. The first phase of the project covers a total investment of RMB2000 million and covers an area of 16,500 square meters. The ultra-clean production line has several ultra-high vacuum coating facilities and PE LAMBDA-900 Photometer, Zygo interferometer, focal length meter, centering a large number of precision measurement equipment, used to ensure product quality.

　　Product Series

　　Daheng film (OTF) optical film products cover the UV to far infrared, the main areas of application are:

　　1. Ordinary optical film products: AR, SPD, high-reflective film, filter film, etc .;

　　2. Laser optical thin film products: laser mirror, laser cavity mirror, laser window, laser line filter, laser protection filter;

　　3 precision optical thin film products: fluorescent filters, biochemical filters, high isolation cut-off filters, digital projection filters, polarizing film components, attenuation films, etc .;

　　4. Special functional film products: glass metallized window, glass metallized electrode, ITO film, anti-fog film, waterproof film

　　5. Optical components and optoelectronic systems for specific optical films: high-resolution imaging lenses, laser field mirrors, solar-blind UV corona detection systems, laser night vision systems, laser lighting systems, etc.

　　Daheng film (OTF) is committed to - well-designed to create enthusiastic service sincerely improve the excellence of the pursuit of excellence