Hopu Optoelectronics is a government recognized hi-tech enterprise registered firm. We are specialized in researching, developing and manufacturing instruments for measuring colorimetry, photometry and spectroradiometry. We have one batch of high quality software and hardware talented personnel specializing in design and management. The company has the science and technology competitive ability and unceasingly satisfies the development demands from the internal and international illuminations market. The light measurement instruments are widely used in quality control and metrology of light sources, light fitting, luminous materials and display devices etc. Our measurement system has got the wide approval and praise from the experts and customers.