For an accurate measurement, Anritsu is the answer. The company makes a range of electronic devices for communications and industrial markets, with an emphasis on test and measurement instruments for wired and wireless telecommunications. Its lineup backs research and development of wireless 3G and 3.5G services and the manufacture of mobile handsets. Products are used by equipment makers and construction contractors to evaluate optical, digital, and wireless systems. Anritsu also makes systems and components for broadband Internet access and optical networking. A subsidiary makes automation products, including metal detectors and checkweighers for the food and pharmaceutical industries.