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Joinwit Optoelectronic Technical Co., Ltd. is the Hi-tech enterprise. Who specialized in R&D, manufacturing and selling a full rang if Optical T&M as well as Optical passive components in both domestic and oversea markets.
Joinwit main products include:Handheld Optical Power Meter, PON Power Meter, Light Source, OTDR, Fiber Ranger, Optical Fiber Identifier, Optical Attenuator,
Fiber Optic Passive Components test systerm,Tool kits for Optical Cable Construction and Cleaning.There are four categories according to application domain
- Handheld Fiber Test Instruments -
Optical fiber passive components : standard patch cord, standard adapter, optical test fiber, various switching adapters, optical fiber attenuator, optical switch and all kinds of instrument and optical instrument interface.

- Bench-top Fiber Test Instruments -
- Fiber Optical Tool Kits -
Optical Passive Components -
Products mainly serve the optical device manufacturers, universities and research institutions of high-precision testing and measuring instruments. Main products:No-mandrel Insertion/Return Loss test station, MPO / MTP test system, programmable optical attenuator, etc. We provide customized and scheduled presentation services.
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Applicable in fiber optic cable construction and maintenance testing, cable fault detection, positioning. Handheld optical light source, optical power meter, optical fiber identifier, fiber ranger, OTDR, 2M error meter, Ethernet tester, antenna feeder tester and other instruments and provide OEM and ODM services.
Fiber optical toolbox, fiber optical cleaning toolbox, fiber optical connector grinding toolbox, FTTH toolbox, fiber magnifier, SC quick connector, curing furnace, fiber optical connector grinder. We provide customized and nonstandard combination of tool set services.
「 Hot Products 」
  • JW3216 Handheld Optical Power Meter
  • JW3208 Handheld Optical Power Meter
  • JW3211 Handheld Optical Power Meter
  • JW3402 Handheld Optical Power Meter
  • JW3213N PON Optical Power Meter
  • JW3302F Optical Time Domain Reflectometer (OTDR)
  • JW4108 Fusion Splicer