Lumen Optical Instrument Co., Ltd. is a professional optical instrument factory in Fuzhou, China. Started in 2003, Though we had only formed for six years, our team consists of seasoned engineers who have more than 10 years&＃039; experiences in this industry, and they had educated many skilled workers. Our main products include handheld, digital and gemological refractometers, which have all specific use, and many types of fiber hand-held microscopes. Our services do not just end after sales, but will continue until the clients are satisfied. Our analytical instruments can be used in many industries such as food, fruits, beverage, chemical, and our clinical instruments for the health care market so as fiber manufacturing. We&＃039;ve already set up firm business relationships with clients all over the world, including USA, India, Egypt and Europe. We will be insisting on developing the best quality products for our clients, ease-of-use and advanced technological instruments. In the future, we will continue to work not just for further technology and skill but also providing service worldwide. We welcome OEM orders!