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Polarization Maintaining PM Isolator
Fibre coupled
 
The polarization maintaining fiber isolator is a two port micro optic device build with PM panda fiber. The device guides optical light in one direction and eliminates back reflection and back scattering in the reverse direction.  PM isolator features low insertion loss, high isolation, high extinction ratio, high reliability and stability. The device can built with 250um bare fiber pigtails, 900um pigtails or 3mm cable. PM panda fiber isolator widely used in amplifier systems, fiber optic systems and fiber lasers.

Specifications - Polarization Maintaining PM Isolator

Parameters

Values

 

Single Stage  

 Dual Stage
Central Wavelength
1310nm or 1480nm or 1550nm
Insertion Loss at -5-70°C; CWL±20nm
£ 0.6dB
£ 0.7dB
Typ. Peak Isolation
42dB
58dB
Min. Isolation at 23°C;CWL±15nm
30dB
44dB
Extinction Ratio
³ 20dB
³ 20dB
Return Loss (input/output)
55/50dB
55/50dB
Fiber Type
PM Panda  Fiber 
Max. Optical Power (CW)
300mW
Max. Tensile Load
5N
Operation Temperature
-5°C to +70°C
Storage Temperature
-40°C to +85°C
Note1:The PM fiber and the connector key are aligned to the slow axis.
Note2: Values specified are without connector loss.   
 

Package Dimensions - Polarization Maintaining PM Isolator

 

 

 

Ordering Information - Polarization Maintaining Isolator- Fiber coupled
PISO-R-SS-X-Y-Z
R- Stage 1 - Single stage, 2 -  Dual  stage
SS: Wavelength 13 - 1310nm, 14 - 1480nm,  15 - 1550nm
X: Pigtail  type B - 250um bare fiber,  L - 900um loost tube, C - 3mm cable, S - Specify
Y: Pigtail length 5- 0.5m, 7 -0.75 m,  S - Specify
Z: Connector  1 - FC/UPC, 2 - FC/APC, 0 - None, S - Specify

 

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