Beijing Rofea Optoelectronics Co., Ltd. is a leading manufacturer, supplier, and factory of precision optical testing instruments in China. Our Extinction Ratio Tester is a versatile and reliable tool that is designed to measure the ratio of power between the two orthogonal polarizations for optical signals. By accurately analyzing the polarization of optical signals, our Tester helps to ensure the quality and reliability of fiber optic devices and networks. Our Extinction Ratio Tester features a high-speed data processing unit and an intuitive user interface that makes it easy to operate and maintain. It is a compact and portable device that is suitable for a wide range of applications in the telecommunications, aerospace, and defense industries. At Beijing Rofea Optoelectronics Co., Ltd., we are dedicated to providing our customers with high-quality optical testing instruments that meet their specific needs and requirements. With our commitment to innovation, quality, and customer satisfaction, we aim to be the preferred supplier of optical testing solutions in China and around the world.
