MKS Instruments, Inc. is a global provider of instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power and control critical parameters of advanced manufacturing processes. The Company operates through three segments Vacuum & Analysis (V&A), Light & Motion (L&M), and Equipment & Solutions (E&S). The V&A segment provides a range of instruments, components and subsystems which are derived from its core competencies in pressure measurement and control, flow measurement and control, gas composition analysis, electronic control technology, power generation and delivery, and vacuum technology. The L&M segment provides a range of instruments, components and subsystems which are derived from its core competencies in lasers, photonics, optics, precision motion control and vibration control. The E&S segment provides a range of products including laser-based systems for printed circuit board (PCB) manufacturing.