Fiber Optic Circulator is a non-reciprocal device that transmits incoming light from port to port in one direction. This polarization independent device provides low insertion loss, high power, high isolation, high return loss and excellent environmental stability. This device is avaliable for operating wavelengths of 1310nm and 1550nm in WDM systems, optical amplifiers and sensor applications.
Features & Applications
Specifications
Products Summary Table
Ordering Codes

 

-Polarization Independent Circulator-

 

 

Features
1064 nm/1310 nm/1550 nm windows
High Power (up to 1000mW)
High Stability and reliability
High Isolation
High Return Loss
Low Insertion Loss
Low Polarization Dependent Loss (PDL)
Low Polarization Mode Dispersion (PMD)
Applications
WDM systems
OTDR applications
Dispersion Compensation
Sensor applications
Optical amplifiers

 

Specifications (Circulator)
Polarization Independent Optical Circulator (1310nm, 1550nm)

Parameter

3 ports 4 ports Units  
Wavelength Range 1310, 1550 nm
Transmission Configuration 1->2, 2->3 1->2, 2->3, 3->4 --
Insertion Loss <0.8 dB
Isolation >50 >45 dB
PDL <0.1 <0.15 dB
PMD <0.05 <0.05 ps
Return Loss >50 >50 dB
Handling Power 300, 1000 mW
Crosstalk >50 (up to 60dB) dB
Operating Temperature 0 to +70 ºC
Storage Temperature -40 to +85 ºC
Polarization Independent Optical Circulator (C+L Band)

Parameter

3 ports 4 ports
Units
 
Wavelength Range 1525 - 1610
nm
Transmission Configuration 1->2, 2->3 1->2, 2->3, 3->4
--
Insertion Loss <0.9 <1.2
dB
Isolation >40 >30
dB
PDL <0.15 <0.2
dB
PMD <0.05
ps
Return Loss >50
dB
Handling Power 500
mW
Crosstalk >50
dB
Operating Temperature 0 to +70
ºC
Storage Temperature -40 to +85
ºC
Polarization Independent Optical Circulator (1064nm)

Parameter

3 ports Units  
Wavelength Range 1064 nm
Transmission Configuration 1->2, 2->3 --
Insertion Loss <2.2 dB
Isolation >23 dB
PDL <0.2 dB
WDL <0.2 dB
Return Loss >45 dB
Crosstalk >45 dB
Handling Power 300 mW
Operating Temperature 0 to +65 ºC
Storage Temperature -40 to +85 ºC

Polarization Independent Optical Circulator (980nm)

Parameter

3 ports

Units

 

Wavelength Range

980

nm

Operating Bandwidth

+/-10

nm

Insertion Loss

1.5 (Typ), 2.0 (Max)

dB

Isolation

>18

dB

PDL

0.15

dB

Return Loss

50

dB

Crosstalk

>45

dB

Max. Optical Power (CW)

300

mW

Fiber Type

HI 1060 fiber

--

Max. Tensile Load

5

N

Operating Temperature

-5 to +70

ºC

Storage Temperature

-40 to +85

ºC

Polarization Independent Optical Circulator (850nm)

Parameter

3 ports

Units

 

Wavelength Range

850

nm

Operating Bandwidth

+/-10

nm

Insertion Loss

1.8 (Typ), 2.0 (Max)

dB

Isolation

>20

dB

Return Loss

>45

dB

Crosstalk

>45

dB

Max. PDL

0.2

dB

Max. PMD

0.1

ps

Max. Optical Power (CW)

500

mW

Fiber Type

HI 780 fiber

--

Operating Temperature

-5 to +50

ºC

Storage Temperature

-40 to +85

ºC

Polarization Independent Optical Circulator (2000nm) New Products!

Parameter

Value

Units

 

Operating Wavelength

2000

nm

Max. Insertion Loss @23 degC

1.2

dB

Min. Isolation, CWL +/-30nm

16

dB

Min. Crosstalk

40

dB

Min. Return Loss

50

dB

Max. Polarization Dependent Loss

0.2

dB

Max. Average Optical Power (Continuous Wave)

2000

mW

Max. Tensile Load

5

N

Fiber Type

SMF-28

--

Operating Temperature

-5 to +70

ºC

Storage Temperature

-40 to +85

ºC

Package Dimensions

8.4 x 8.4 x 34

mm


* The specification is for the Circulator without connector.

 

Summary Table for all Wavelengths (Circulator)

Wavelength Power Ports Remarks Datasheet

850nm

500mW

3  
850nm 3W 3  

980nm

300mW

3  
980nm 3W 3  
1053nm 300mW 3  
1064nm 300mW 3  
1064nm 1W 3  
1064nm 20W 3  
1210~1410nm 300mW 3  
1240~1380nm 300mW 3  
1280~1400nm  300mW 3  
1300~1500nm 500mW 3  
1310nm 300mW 3  
1310nm 500mW 3 Multimode Fiber
1310 or 1550nm 300mW 4 Low Insertion Loss
1325~1375nm 300mW  3  
1360nm 1W 3 & 4  
1420~1490 nm 1W 3  
1450nm 1W 3 & 4  
1480nm 300mW 3  
1460~1620nm 1W 3  
CL Band
(1520~1610nm)
300mW 3 & 4  
CL Band
(1520~1610nm)
1W 3 & 4  
1540nm 1W 3 For Pulse Application
1590nm 300mW 3  
1630nm 300mW 3  
1650nm 300mW 3  
2000nm 1 or 2 W 3 New Products!
For customized specification on the Circulator, please contact us at contact@optolinkcorp.com.

 

Ordering Codes

OLCIR - I - [Port] - [Wavelength] - [Handling Power] - [Cable Diameter] - [Connector Type]

Port
Code
Wavelength
Code
Handling Power
Code
Cable Diameter
Code
Connector Type
Code
3 ports
3
850 nm
085
300 mW
300
250 μm
25
No Connector
NC
4 ports
4
980 nm
098
500 mW
500
900 μm
90
FC/APC
FA
 
1064 nm
106
1000 mW
1000
 
FC/PC
FP
1310 nm
131
2000 mW
2000
FC/UPC
FU
1550 nm
155
3000 mW 3000
SC/APC
SA
1525-1610 nm
CL
 
SC/PC
SP
1565-1635 nm
L
ST/UPC
ST
2000 nm
200
SC/UPC
SU
LC/PC
LP
LC/UPC
LU
MU/PC
MP
* Opto-Link Corporation Ltd reserves the right to make changes to the Circulator without notice.

 

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