Spectris plc designs, develops and markets instrumentation and controls. It operates in four segments: Materials Analysis provides a range of analytical instrumentation to the metals and mining, pharmaceutical and chemicals, and electronics industries, and also to academic and research institutions; Test and Measurement supplies test, measurement and analysis equipment and software for product design optimization, manufacturing control and environmental monitoring systems; In-line Instrumentation provides process analytical measurement, asset monitoring and on-line controls for both primary processing and the converting industries, and Industrial Controls supplies process measurement, monitoring and control instrumentation and networking products for manufacturing industries. On January 31, 2013, it sold Fusion UV to Heraeus Holding GmbH .