- E-RUME CORPORATION
- high-pass filter,coxial connector,optical node unit,optical transmitter,optical receiver,Lights or Lightings,telecommunications equipment.
- Address:No. 305, SAM-A B / D, 17-3 Ogum-Dong
- Hamee Int'l
- RF Filter,RF Combiner,RF Duplexer,Cavity Filter,Optical Converter,Fiber Optic Component,RF Component Telecom Cavity Combiner Diplexer Filt.
- Address:Kangdong 8-13
- Seoul Optical Ind. Co., Ltd.
- Prisms,Filter & Mirror,Lenses,CRT Exposure Lenses,Aspheric Lenses,Optical System.
- Address:68-1, PYONGAM-RI, SAENGGUK-MYON, UMSONG-GUN
- OPTONICS
- Lens,prism,optical filter,cylindrical lens.
- Address:namdong-gu nonhyun-dong 443-1
- Seoul Precision Opics
- filter,Infrared filter,Optical coating,Welding glass filter.
- Address:120-1 Chobu ri
- FIBERPIA CO LTD
- Optical power meter,optical jumper cord,optical light source,Optical amplifier,Optical filter,light source,power meter.
- Address:702 Tamnip-Dong Yuseong-Gu
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