Inspecting Thin Glass

Thanks to its excellent optical properties, resistance to scratches, chemicals, UV light and diffusion barrier properties, glass is the material of choice for applications such as solar panels, the encapsulation of OLED display or lighting devices and CMOS/CCD image sensors as well as touch screens in smart phones and tablets. In this article, the author discusses advancements in thin glass production, and new trends in optical metrology and camera-based defect inspection.