HJGTEK is a leading manufacturer of optical components designed mainly for optical fiber telecommunication, fiber laser and fiber sensor applications, HJGTEK designs and manufactures advanced and cost-effective passive components through our ISO 9001-2008 certified facility in Shenzhen, China, Our products includes Circulator,Isolator, WDM,Coupler, Attenuatior, Optical Switch, Pump Protector, Pump & Signal combiner,Depolarizer,etc. HJGTEK devotes in manufacturing high power handling fiber optic components and polarization maintaining components. HJGTEK's high power components are capable ofhandling up to 40W average, and 10kW peak optical power for fiber laser applications. HJGTEK's PM fiber components,which has excellent optical performance-high extinction ratio,low insertion loss,high reliability, is the key device of broadband optical networks,Amplified Spontaneous Emission(ASE), high-speed optical test equipments, laser gyroscope, and Fiber Optic Current Transducer(FOCT). In addition, HJGTEK also design and manufactures micro-optics components.Such as DWDM, CWDM,C/L WDM, R/B WDM,Circulator( including 980nm), PLC, Depolarizaer,Pump Laser protector,etc.,which is well applicatived in optcical fiber communication, OTDR, FTTH/FTTX, fiber laser . In future, higher handling power and more precision is what HJGTEK's R&D focus on. HJGTEK has a professional team with a over decade of successful technology and management experience in fiber optic industry. Our goal is to be the customer's most competitive partner of high power component, PM fiber component, micro-opitics component in global market.