The Scientific & Technical Instruments industry is a broad category of companies that produce instruments and equipment used for scientific and technical purposes. These instruments are used in a variety of industries, including medical, industrial, aerospace, and defense. The industry includes companies that manufacture and distribute a wide range of products, such as microscopes, spectrometers, lasers, and other precision instruments. The industry also includes companies that provide services related to the use of these instruments, such as calibration, repair, and maintenance. The industry is highly competitive, with companies competing on price, quality, and innovation.