Fiber Optic Cable Testers

● Handhold, easy to operate
● Two to Four wavelength optional
● Continuous light, modulated light output
● Output double wavelength or three wavelengths through single tie-in
● Output three or four wavelength through double tie-in
● High stabilization
● Auto 10 minutes shut off function
● Big LCD, intuitive, easy to use
● LED backlight switch on/off
● Auto close back light in 8 seconds
● AAA dry battery or Li battery
● Battery voltage display
● Low voltage checking and shut off to save energy
● Automatic wavelength identification mode (with the help of corresponding power meter)


Key Tech Specification

Emitter type


Output wavelength switch (nm)

ST815 Wavelength: 1310±20nm, 1550±20nm

ST815B Wavelength: 1310±20nm, 1550±20nm, 1490±20nm

ST815C Wavelength: 1310±20nm, 1550±20nm, 850±20nm, 1300±20nm

ST815D Wavelength: 1310±20nm, 1550±20nm, 1625±20nm

ST815E Wavelength: 1310±20nm, 1550±20nm, 650±20nm

ST815 Multi Mode: 850±20nm, 1300±20nm

Spectral width (nm)


Output optical power (dBm)

≥-7, ≥0dBm(customized),650 nm≥0dBm

Optical Output Mode

CW continuous light

Modulization output: 270Hz, 1kHz, 2kHz, 330Hz

---AU automatic wavelength identification mode (It can be used with the help of corresponding power meter, red light doesn’t have automatic wavelength identification mode)

650nm red light:2Hz and CW

Power Stability (dB) (Short time)


Power Stability (dB) (Long time)


General specifications

Working temperature (℃)


Storage temperature (℃)


Weight (kg)


Dimension (mm)



2 pieces AA dry battery or Li battery, LCD display

Battery working duration (h)

dry battery about 15 hours


Basic Information
  • Year Established
  • Business Type
  • Country / Region
  • Main Industry
  • Main Products
  • Enterprise Legal Person
  • Total Employees
  • Annual Output Value
  • Export Market
  • Cooperated Customers
Contact Us
Take advantage of our unrivaled knowledge and experience, we offer you the best customization service.


The first thing we do is meeting with our clients and talk through their goals on a future project. During this meeting, feel free to communicate your ideas and ask lots of questions.

    Chat with Us

    Send your inquiry

      Choose a different language
      English English فارسی فارسی Português Português Español Español Polski Polski bahasa Indonesia bahasa Indonesia Tiếng Việt Tiếng Việt ภาษาไทย ภาษาไทย italiano italiano العربية العربية русский русский français français Deutsch Deutsch
      Current language:English