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Epsilon    
Epsilon公司是世界上專業生產引伸計的公司，在全球享有很高的知名度，世界上許多知名品牌試驗機公司都采用Epsilon的產品。
Epsilon is dedicated to making high performance extensometers to meet a great variety of materials testing needs. We are committed to providing the highest quality and accuracy in extensometry. Over twenty-eight years of experience have gone into the development of our products. Our innovative designs and factory direct sales result in world class quality at substantial savings.