PE.FiberOptics Ltd (PFO) is a world leader in the design and manufacture of optoelectronics test instruments for characterisation of Optical Fiber. Our customer base spans the globe and includes the leading manufacturers and users of optical fiber and cable for quality control purposes at different stages including: Production of optical fibers in 24/7 manufacturing plants Characterisation of optical fiber cables Performance confirmation of installed telecommunication networks R&D for new fiber designs PFO is part of Judges Scientific plc an AIM-listed company specialising in the design and production of scientific instruments. The amount of data transmitted on the internet is increasing dramatically requiring rapid advances in all aspects of network technology including fibers. As a result, we work very closely with our customers to meet their evolving measurement requirements. PFO invests heavily in R&D for our products and 90% of our sales are from instruments announced in the last five years.