Located in Sweetwater, Texas, Ludlum Measurements is a designer and manufacturer of radiation detection equipment for the health physics industry. Founded in 1962, it provides radiation detection equipment for the detection and measurement of alpha, beta, gamma and neutron radiations. The company manufactures a variety of radiation detection equipment, including Geiger Mueller gas proportional and scintillation detectors; survey, micro and pocket meters; proportional counters; portal, laundry, air and floor monitors; single channel analyzers; and alarm ratemeters. It serves a variety of different industries, including oil, and new and recycled metals industries; university and medical research laboratories; and various other local, state and federal agencies. Additionally, the company has a manufacturing facility, full-service machine shop, and repair and calibration department.