What to Know Before Buying Optical Circulator

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Optical circulator is something used to
monitor the optical power traveling in optical fiber. Either it can be used to
polarize lights flowing different directions into a single direction or light
in the single director into several directions.

 

There are varieties of Polarization
Insensitive Optical Circulators meant to serve different purposes. Choose an
optical circulator based on what you want to achieve.

 

What is Optical Circulator?

 

Optical
circulator is a non-reciprocal device used to
allow the routing of light from one fiber to another, and this happens based on
the direction of the propagation.

 

A special fiber optical component, optical
circulator is used to separate optical signals in an optical fiber. It comes
with three ports, and they are designed in a way that when light enters any
port, it will exist from the next. This feature of high isolation of the input
along others such as optical powers, low insertion loss, makes optical
circulator a device widely used in a wide range of advanced communication
systems and fiber optical sensing devices.

 

There are many manufacturers in China
offering different types of optical circulators such as Polarization
Insensitive Optical Circulator. If you are looking high quality circulators
designed to your specific needs, and the best most competitive price, DK
Photonics which offers a wide range of optical passive devices including the
most widely used Polarization Insensitive Optical Circulator can be the right
choice for you.

 

Polarization Insensitive Optical
Circulators offered by DK Photonics comprised of several world-class features
such as:

 

Low Insertion Loss

High Isolation

Low PD

High Stability and Reliability

Cost Effective

These are a few of the features that make
the circulator highly suitable for the use in a wide range of applications.
Polarization Insensitive Optical Circulators are widely used in:

 

DWDM Systems

Optical Fiber Amplifier

Pump Laser Source

Fiber Optic Sensor

Test and Measurement

Instrumentation

How to does the optical circulator work?

 

The Polarization Insensitive Optical
Circulator which is used in fiber optical system directs the light/optical
signals from one port to another. This helps prevent the signals transmitting
in undesired direction. In a circulator which has three ports, signal is pushed
from one port to the second port, and the another signal is directed from the
port second to port 3 and at last, a third signal is transmitted from the last
port to again to the port one. This is how the circulator helps you control the
light and direct the signals into desired direction.