Analysis and Summary of STN LCD Display Uniformity Issues with Coating Operation Guidelines
Defective products affecting the yield rate in LCD manufacturing include: ITO pinholes, scratches, insufficient corrosion, PI contamination, electrostatic breakdown, short circuits in the box, friction marks, light scratches/defects, sealing contamination, frame defects, “impact marks”, high power consumption, and display non-uniformity. Each company has its own tricks and secrets to solve these technical issues, and few … Read more