Judges Scientific plc designs, manufactures, and sells scientific instruments and services in the United Kingdom and internationally. It operates through two segments, Materials Sciences and Vacuum. The company provides engineering teaching and research equipment for universities, colleges, schools, and research centres; and research and development systems for food, beverages, edible oils, ingredients and pharmaceuticals industries. It offers cutting edge LED illumination systems for researchers and clinicians; tensile testing, motion control, and specimen cooling for microscopy applications; automated measurement systems for fibres; edge welded metal bellows; and fire testing instruments, such as cone and large-scale calorimeters, NBS smoke chambers and oxygen index test, and related fire testing instruments. In addition, the company offers equipment and software for computer-controlled testing of soils and rocks; high-resolution fibre optic instruments using photon-counting OTDR technology; thin film deposition systems; physical and chemical vapour deposition instruments to cover materials with thin films; open-flow and closed-cycle devices for sample cooling in X-ray diffraction; test equipment for the measurement of optical fibers; scientific equipment used by electrophysiology researchers; rare gas purifiers for metal analysis; and polarization imaging systems, and cosmetic testing turn-key instruments. Further, it provides specialist instrumentation for geoscience applications; specialized calorimeters for chemical and battery industries; sample heating and manipulation products for use in vacuum markets for materials research and production; and sheet metalwork, including components and casting, fabrication, bespoke engineering solutions, laser cutting and CNC machining. Judges Scientific plc is based in London, the United Kingdom.