Key Technologies of Coating Machines in Optical Film Preparation

Optical films have extremely high requirements for coating uniformity and surface quality, and the precision of coating machines directly affects product performance. Through technological research and development, Sumino has improved the application level of coating machines in the optical film field:

Technological Breakthroughs

Nanoscale Coating Control: Realize uniform coating of ultra-thin films through high-precision dies and feeding systems;

Clean Environment Design: Implement overall dust-proof and air purification measures for the equipment to meet the environmental requirements of optical film production;

Online Optical Monitoring: Integrate thickness and defect detection functions to provide real-time feedback on coating quality.

Application Scenarios

Optical films for display devices (brightness enhancement films, anti-glare films, etc.);

Functional coatings in the flexible electronics field;

Encapsulation films for photovoltaic modules.

Technology Trends

As display technology develops towards flexibility and ultra-high definition, the requirements for optical film coating are increasingly elevated. Sumino continues to innovate to meet the industry's demand for higher-precision coating.