Communication Equipments

Fiber Optical Multimeter -70~+6dBm JW3208A High Precision Handheld Optical Power Meter +JW3109 Optical Light Source 1310/1550nm

$126.77 $110.29

Fiber Optical Multimeter -70~+6dBm JW3208A High Precision Handheld Optical Power Meter +JW3109 Optical Light Source 1310/1550nm

Note : Pls inform in which field you use the machine, broadcasting television field JW3208C or telecommunication field JW3208A

In this combination JW3109 is (1310/1550nm)

Power Meter JW3208A+ Laser source JW3109 (1310/1550nm)

Power meter with FC(interchangeable SC,ST) / as well as 2.5mm universal, and laser source with FC/PC Connector , if not mention ,we\'ll send JW3208A+JW3109(1310/1550nm)


Optical Power Meter JW3208A

Optical Light Source JW3109

JW3208 Optical Power Meter is a compact and an easy-to-use testing instrument for optical fiber networks, which can be used for absolute optical power measurements as well as for relative loss measurements in optical fibers. It features ingenious appearance, wide range of power measurement, high accuracy and user self-calibration function with high performance-to-price ratio.


User self calibration function

Comfortable LCD display and optional backlight LCD display supports night operation

Power measurements in dBm or mw and insertion loss in dB

Low battery consumption, more than 240 hours continual operation time for three 1.5V alkaline batteries

Optional 10 minutes Auto-off function


Maintenance in Telecom

Maintenance CATV

Test Lab of optical fibers

Other Fiber Optic Measurements


Model JW3208A JW3208C Wavelength(nm) 800~1700nm Detector InGaAs Measurement Range (dBm) -70~+6 -50~+26 Uncertainty ±5% Calibrated Wavelength(nm) 850,980,1300,1310,1490,1550 Resolution(dB) 0.01dBm Optical Connector FC (interchangeable SC,ST) / as well as 2.5mm universal(This means a universal adaptor+FC adaptor not SC ST FC three adaptors) Power Supply Alkaline Battery(3 AA 1.5V batteries) Battery Operating Time 240 h with 1.5V Battery(3) Operating Temperature(°C) -10 ~ +60 °C Storage Temperature(°C) -25 ~ +70 °C Relative Humidity 0 to 95% (non-condensing) Dimension(mm) 175x82x33 Weight 310g

Standard Packages



All JW3208AModels

JW3208A Optical Power Meter, Protective Rubber Boot,, User Manual, Soft carrying case.


JW3109 optical light source can provide 1 to 4 output wavelengths to meet specific requirements, including the 650nm red source and the 1310/1550nm wavelengths for single mode fiber or the 850/1300nm wavelengths for multimode fiber, as well as other wavelengths according to customer needs. Together with the JW3208 optical power meter, it is a perfect solution for the fiber optic network characterization.


1) Provides 1~4 output wavelengths which can be optional according to customer’s needs

2) CW, 2Hz modulation output at 650nm, and CW, 270Hz,1KHz,2KHz modulation output at other wavelengths.

3) High stability of the output power

4) Stable output wavelength

5) Backlight LCD display supports night operation

6) Compact size and decent appearance

7) Large LCD, easy operation

8) Alternative 10 minutes Auto-off function conserving battery life


1) Maintenance in Telecom

2) Maintenance CATV

3) Fiber Optic Lab Testing

4) Other Fiber Optic Measurements


Type JW3109 Wavelength (nm) 1310/1550 850/1300 850/1300/1310/1550 Emitter Type FP-LD , LED or others please specify Typical Output Power (dBm) - 7dBm for LD ,-20dBm for LED Spectral Width (nm) ≤10 Output Stability ±0.05dB/15mins; ±0.1dbB/8 hours Modulaltion Frequencies CW, 270Hz, 1 KHz, 2KHz Optical Connector FC/PC Power Supply Alkaline Battery (3 AA 1.5 V batteries) Batter Operating Time (hour) 45 Operating Temperature(°C) -10~+60 Storage Temperature(°C) -25~+70 Dimension (mm) 175 x 82 x 33 Weight (g) 295 Joinwit Recommendation JW3109 Handheld Light Source is designed for optimal use with JW3208 Optical Power Meter for measuring optical loss on both single mode and multimode fiber cable.

Standard Package

Model Includes All JW3109 Models JW3109 Optical light source, Protective Rubber Boo, instruction Manual, Cotton Tampon and Soft Carrying Case

Note: Dear Customers , we\'ll not send batteries for safety concern ! Thanks .


1. We can accept payment via Escrow, Western Union and T/T. The best way is direct online payment,you can choose yourself. If you want to use other payment terms, please let us know before when you order.

2. Full payment must be made within 7 days after placing your order, or the order will be invalid or canceled by the system.

  • Model: JW3208A Optical Power Meter and JW3109 light source
  • JW3208A Wavelength Range(nm): 800~1700nm
  • JW3109 Typical Output Power (dBm): -7dBm for LD
  • Measurement Range(dBm): -70~+6dBm
  • Connector: FC/PC
  • Brand Name: Joinwit
  • Model Number: JW3208A JW3109
  • Uncertainty: ±5%
  • JW3109 Wavelength: 1310/1550nm
  • JW3208A Optical Connector: FC/ as well as 2.5mm universal

  • Package Weight: 2.0kg (4.41lb.)
  • Package Size: 18cm x 6cm x 6cm (7.09in x 2.36in x 2.36in)
  • Unit Type: piece

  • Author: Karakan132
  • Date: 2017-10-26
  • Thank you! Everything is great! This is my best deal on Aliekspress. I recommend this seller!
  • 5/5