MKSI vs OLED Comparison

MKS Inc formerly, MKS Instruments Inc is engaged in providing instruments, subsystems, and process control systems used to measure, monitor, deliver, and control parameters of manufacturing processes. The company's product portfolio includes instruments, components, and systems required in manufacturing products such as flat panel displays, medical devices, and electronic materials, among others, used in industrial technologies, semiconductors, life and health sciences, and research and defense markets. The company organizes itself into three reportable business segments: Vacuum Solutions, Photonics Solutions, and Materials Solutions. The Vacuum Solutions segment contributes the majority of the company's revenue.

Universal Display Corp researches, develops, and manufactures organic light-emitting diode, or OLED, technologies for use in displays for mobile phones, tablets, televisions, wearables, personal computers, automotive interiors, and the solid-state lighting market. OLED technologies are an alternative to light-emitting diode, or LED, technologies, in the solid-state lighting market, and liquid crystal displays in the flat-panel-display market. The Company has one reportable business segment being OLED technologies and materials. A large majority of the firm's revenue is generated in South Korea, with the rest coming from Japan, China, the United States, and other countries across the world.