850nm High Power Polarization Maintaining Isolator
FeaturesApplications

High Isolation
Low Insertion Loss
High Return Loss
High Power Handling
High Extinction Ratio

Fiber Laser
Instrumentation
Fiber Amplifier
Lab Research

Specifications -850nm

Parameter Unit Value
Center Wavelength (¦Ëc) nm 850
Operating Wavelength Range
nm
¡À10
Min. Extinction Ratio (only for Both Axis Working)
dB
 20
Min. Extinction Ratio (only for Fast Axis Blocked)
dB
 22
Typ. Peak Isolation
dB
 30-35
Min. Isolation at 23¡æ
dB
23
Typ. Insertion Loss at 23¡æ
dB
0.8
Max. Insertion Loss at 23¡æ
dB
1.2
Min. Return Loss (input/output)
dB
50/50
Max. Optical Power (CW)
mW
300, 500 or specify
Max. Tensile Load
 N 5
Fiber Type mm PM Panda Fiber
Operation Temperature
¡æ
0 to +60
Storage Temperature
¡æ
-20 to+75

*Above specifications are for device without connector.
*For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower,ER will be 2dB lower.
*The PM fiber and the connector key are aligned to the slow axis.

Imagine 

 
Ordering Information
PMIS type Wavelength Package PigtailFiber lengthConnectorPower Handling
 

F=Fast Axis Blocked
B=Both Axis Working



 85=850nm

 A=Package A
B=Package B
 B=250um bare fiber
L=900um
3=3mm cable

10=1.0m
15=1.5m
20=2.0m
¡­¡­
30=3.0m

 NE=None
FA=FC/APC
FC=FC/PC
SA=SC/APC
SC=SC/PC
ST=ST/PC
LA=LC/APC
LC=LC/PC
XX=others

 03W=300mW
05W=500mW

 

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