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EXFO ELS-50 1310/1550nm Handheld Testers ELS-50 Optical LIGHT SOURCE

EXFO ELS-50 1310/1550nm Handheld Testers ELS-50 Optical LIGHT SOURCE

Regular price $1,799.00
Regular price Sale price $1,799.00
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The EXFO ELS-50-23BL-LSA-89-RB is a dual wavelength 1310/1550 Optical Light Source offering power stability and reliability necessary to perform loss measurements in CATV, Telco & FTTH applications. It can measure at central wavelengths of 1310 and 1550 nm with a spectral width 5 nm, an output power of -5 dBm, and power stability of 0.10 dB. This EXFO FiberBasix light source features the ability to change connector adapters and provides up to 60 hours of tone generation for fiber identification.

The EXFO ELS-50-23BL-LSA-89-RB includes AA batteries, FC connector adapter, quick reference sticker, certificate of compliance and soft pouch. One-year warranty. 

● Rugged design
● Excellent power stability for reliable loss measurements
● Interchangeable connector adapters
● Up to 60 hours of battery life
● Tone generation for fiber identification
● Easy-to-use interface for error-free testing
● Interchangeable connectors, for fi rst-class flexibility
● Cost-effective, rugged and highly reliable
● Ideal for testing and troubleshooting optical premises networks
● Available as stand-alone units or in all-in-one test kits including all required accessories (adapters, carrying case, etc.)
● Five test kits designed for specific users/testing needs


Model 23BL
Wavelength 1310/1550nm
Spectral Width(nm) ≥5
Output power(dBm) ≥-5
Power Stability(dB) ±0.10
Battery Life(hours) 60
Tone Generation (Hz) 270,1k, 2k
Warranty(Year) 1


General Specifications:

Size (Hx WxD)

189 mm x 78 mm x 37 mm (7 7/16 in x 3 1/16 in x 1 7/16 in)



Working temperature

-10 °C to 50 °C (14 °F to 122 °F)

Storage temperature

-40 °C to 70 °C (-40 °F to 158 °F)

Relative humidity

0 % to 95 % non-condensing


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