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Optical Fiber Tester including optical power meter, optical light source, VFL, optical multimeter, optical variable attenuator,optical cable identifier, optical fiber ranger.

TE304 Optical Fiber Ranger is the most portable test instrument in the industry. It adopts the OTDR technical principles and integrates the powerful analysis software, which enables the TE304 fiber ranger detect fiber faults location more accurate and easy.

Main Features:

l  Portable, rugged, lightweight; Easy to use.

l  More accurate testing results and better repeatability.

l  Up to 8 fiber faults can be detected in each measurement.

l  Automatic Pulse Width Control design to ensure a convenient operation.

l  Easy to identify the faults location.

l  Built-in visual fault locator (VFL), conveniently to find the faults in dead zone.

l  Dust, water and shock proof, designed for field use

l  Long battery life, up to 5000 measurements operation.


l  Testing the distance of the fiber and identify the faults location in the fiber link.

l  Locates reflective and non-reflective breaks in the fiber network.

l  Inspection of fiber repair and maintenance.




Operating Wavelength

1550nm1310nm Optional

Fiber Type

9/125um SM Fiber

Optical Connector Type


Detector Type


Peak Power of laser


Max. Displaying Distance

Reflection Event

60km (≥1dB)

Non-reflection Event

20km (≥2.5dB)

Measurement Unit


Reflection Event Dead Zone


Distance AccuracyReflection Event


Wavelength of VFL Option


Output Power of VFL Option


Power Supply

Alkaline Battery (3pcs AA 4.5V Batteries)

Battery Operating Time

≥5000 measurements

Working Temperature


Storage Temperature








Standard package:

TE304 Fiber Ranager, 3pcs 1.5V batteries, User Manual, Cotton swabs and Soft carrying case

Where are we situated??
Call us: +86-755-33151025
Telephone: +86 15994800780
Skype: tecosales1,tecosales2
E-mail: sales1@op-teco.com
Add: 5th Floor, E13 Bibo Garden, Jianshe Road, Long Hua, Baoan District, Shenzhen, China.
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