Optics and photonics. Lasers and laser-related equipment. Cavity ring-down method for high-reflectance and high-transmittance measurements|Assessed quality, Endurance testing, Semiconductor devices, Test specimens, Optical properties of materials, Marking, Testing conditions, Liquid crystal devices, Display devices, Electronic equipment and components, Statistical quality control, Environmental testing, Electrical equipment, Approval testing, Quality assurance systems, Sampling methods, Optoelectronic devices, Mechanical testing, Electrical components, Qualification approval, Optical measurement, Inspection, Grades (quality), Specification (approval)