Ruik's Polarization Maintaining Planar Lightwave Circuit. 2x2,2x4,1x8,2x16,2x32 RUIK-Tech Communication is a manufacturer and supplier of Optical Passive Components with ISO9001:2015 certified. We design advanced and cost-effective passive components for various industries which include Fiber Laser, Sensing Applications, CATV, Telecommunication, Medical Systems, Gyroscope, etc. Our main products include High Power Components up to 100W (20kW), Polarization Maintaining (PM) and Single-mode Fiber Components with ranging from 780nm to 2000nm. We also provide Customized components to our customers. High power Optical Fiber Components: -Optical Fiber Isolator, up 100W; -Free Space Isolator, up to 100W; -Optical Circulator, up to 30W; -Pump Laser Protector; -Band Pass Filter; -Nx1 Pump Combiner; -Cladding Power Stripper; -Mode Field Adapter; -(N+1)x1 Pump & Signal Combiner, 200W/port; Polarization Maintaining Fiber Components: -In Line Polarizer/Depolarizer; -In Line Faraday Isolator; -Optical Circulator; -Fused WDM / Coupler; -Filter WDM / Coupler; -Fiber DWDM -Fiber Mirror; -Faraday Rotator; -Fiber Patch cord / Jumper; -PLC Splitter Module; -Tap / WDM / Isolator Hybrid; Manual Variable Optical Attenuator; -1x2 Polarization Beam Splitter / Combiner (PBS/C) -1x2 Isolator & Polarization Beam Splitter / Combiner (IPBS/C)