Precision Rated Optics LS1 Series Optical Laser Source

Fiber Optic Networks Running Slow? Check For Loss with this Light Source

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What's special about this laser source?

  • Sends out the source needed to measure quality of signal received at end of fiber optic cable
  • Ergonomically designed for handheld comfort because you never know how many lines, cables or networks you might be testing in one day
  • Built rugged enough for continual field use
  • Click for More Features

The LS series offer excellent stability and portability for accurate fiber optic testing. Single output port provides stable laser power at dual wavelength. The compact unit operates in either continuous wave (CW) mode or modulated mode. A low battery indicator reminds the user of replacing the battery.


PRO-LS-102D Optical Laser Source 1310 & 1550 Output Wavelength 1310±20nm & 1550±20nm 4.527" L x 2.56" W x 1.18H 0.31 lb
PRO-LS-103D Optical Laser Source 850 & 1300 Output Wavelength 850±10nm & 1300±20nm 4.527" L x 2.56" W x 1.18" H 0.31 lb

  • Single output port provides stable laser power at dual wavelength
  • Automatically powers off so you are not using battery when not in use
  • Operates in either continuous wave (CW) mode or modulated mode
  • Contractors and subcontractors can take this laser source into the field, connect to backbones or other fiber optic set ups and start working
  • Backlit feature allows you to read the data easily even in low light
  • Your unit will let you know when the battery is running low so you are never left without a light source mid test
  • Although this device alone does not measure any loss, there can be no readings on the other end without it – a vital piece of your kit!
  • Convenient pouch makes this easy to transport and store
  • LS1 series are designed for a low budget and can meet the basic demand in real testing.
  • 3 year manufacturer’s warranty with service in the USA


Standard Accessories:

  • FC/PC connector (SC/PC, ST/PC, FC/APC, SC/APC Optional)
  • Carrying Bag
  • User Manual
  • AC/DC power adaptor
  • Test report


Part # PRO-LS-102D PRO-LS-103D
Output wavelength (nm) 1310 & 1550 850 &1330
Central Wavelength 1310±20nm & 1550±20nm 850±10nm & 1300±20nm
Emitter Type LD (Laser Diode)
Connector FC/PC
Output Stability Short Term (15 minutes): <0.1dB
Long Term ( 5 Hours or above): <0.2dB
Spectral Width 5 nm
Output Frequency (Hz) 270, 1K, 2K
Output Power -5 dBm
Auto Power-off Yes
Back-light Yes
Operating Temperature (14° F to 122° F) -10°C to + 50° C
Storage Temperature (-4° F to 158° F) -20°C to +70° C
Power supply Li-ion Battery ; 5V AC/DC Adaptor
Dimensions (mm) 4.527" L x 2.56" W x 1.18H
Weight 0.31 lb







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