Keyence is a Japanese company that develops and produces sensors, vision systems, barcode readers, laser markers, measuring instruments and digital microscopes. Keyence produces a wide range of products, from photoelectric sensors and proximity sensors, to measuring instruments for inspection lines, to high-precision microscopes used in research institutions. The Keyence product range is part of manufacturing and research processes in a variety of industries, including electronics, semiconductors, automotive, food and packaging, biotechnology and pharmaceuticals.