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|}} | operating_income = |}} | net_income = |}} | equity = |}} | assets = |}} | num_employees = 6,350 | parent = | subsid = | homepage = (www.varian.com ) | footnotes = }} Varian Medical Systems (VAR) of Palo Alto, California, USA, is the world leader in radiation oncology treatments and software. These medical devices include linear accelerators and software for treating cancer and other medical conditions with radiotherapy, radiosurgery, proton therapy, and brachytherapy. The company supplies software for managing comprehensive cancer clinics, radiotherapy centers, and medical oncology practices. Varian is a supplier of tubes and digital detectors for X-ray imaging in medical diagnostics, dentistry, veterinary care, scientific, security, industrial inspection including high-energy X-ray technology for cargo screening. Varian Medical Systems employs approximately 6,350 people at manufacturing sites in North America, Europe, and China and approximately 70 sales and support offices around the world.〔http://finance.yahoo.com/news/varian-medical-systems-announces-first-140000835.html〕 ==History== Varian was founded in 1948 as Varian Associates by Russell H. Varian, Sigurd F. Varian, William Webster Hansen, and Edward Ginzton to sell the Klystron, the first tube which could generate electromagnetic waves at microwave frequencies, and other electromagnetic equipment. By 1999, Varian Associates had branched into semiconductor, vacuum tube, and medical device fields. On April 2, 1999 these divisions split to become Varian Semiconductor, Varian, Inc. and Varian Medical Systems. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Varian Medical Systems」の詳細全文を読む スポンサード リンク
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