Do you know how to use a fiber optic red light pen?

In the environment of integrated network wiring, in order to meet the needs of high-performance wiring, optical fibers often appear bare fiber, disc fiber, optical fiber splicing, etc., because optical fibers are fragile compared to copper wires, and are prone to failure, so optical fiber detection tools have become a common tool in integrated network wiring, optical fiber red light pen as one of the commonly used optical fiber detection tools to troubleshoot network faults, can quickly detect optical fiber connectivity and optical fiber failure points, so do you really understand optical fiber red light pen? In addition to detecting optical fiber failure points, what are the uses of fiber optic red light pen? How to use a fiber optic red light pen?

What are the uses of fiber optic red light pens?

Optical fiber red light pen (i.e., optical fiber fault detector, optical fiber fault test pen) is a 650nm (± 20nm) semiconductor laser as a light-emitting device, which emits stable red light through a constant current source drive, and connects with the optical interface into the optical fiber, so as to realize the optical fiber fault detection function, including the detection of optical fiber connectivity and optical fiber breakage, bending and other fault point positioning, in addition, it also has the functions of OTDR blind area fault inspection, end-to-end optical fiber identification and mechanical splice point optimization. It can be used in telecommunications/CATV engineering and maintenance, integrated wiring construction and maintenance, optical device production and research and other optical fiber projects.

How to use fiber optic red light pen?

It can be seen from the above that the red light pen has many uses, but its most common use is to detect the connectivity of the optical fiber and locate the fault point of the optical fiber. So how to use the red light pen? The red light pen has two working modes: a constant light mode, which can stably show the connectivity of fiber jumpers through continuous light; and a flashing mode, which can quickly find fiber fault points through flashing light. The specific usage is as follows:

Precautions for using fiber optic red light pen

As can be seen from the above introduction, the fiber optic red light pen is simple to use. It can detect and locate fiber endpoints through the red light it emits. It is one of the necessary fiber detection tools for on-site construction and fiber maintenance personnel.

  • Lasers are harmful to the eyes, so when using a red light pen, avoid direct laser exposure to the eyes;
  • When using an optical fiber red light pen, it is best to use a cleaning tool to clean the optical fiber jumper interface;
  •  Generally, the service life of lasers will be shortened in high-temperature working environments, so red light pens should try to avoid high-temperature working environments;
  • After using the red light pen or not using it for a long time, wear a dust cap in time to avoid dust, oil and other contamination;
  • In order to prevent the battery from rotting and damaging the red light pen, please remove the battery in time when the red light pen is not used for a long time.
Do you know how to use a fiber optic red light pen?

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