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保偏高隔离光波分复用器 首页 > 产品中心 > 保偏高隔离光波分复用器
 
保偏高隔离光波分复用器
 
  产品描述:
  Key Features:                                                                                                Application:

♦Low insertion loss                                                                                          ♦EDFA&Raman ampfier
♦High extinction ratio                                                                                        ♦Fiber instrument
♦High isolation                                                                                                  ♦Fiber sensor
♦High stability and reliability                                                                              ♦Laser

Specification: 

Type
Parameter
1480/1550
980/1550

Isolator Stage

Single 
Stage

Dual Stage

Single Stage

Dual Stage
Peak isolation (dB)
40
55
40
55
Isolation at 23 (Signal) (dB)
≥30
≥48
≥30
≥48
Insertion loss at 23 (Signal) (dB)
≤0.9
≤1.0
≤1.1
≤1.2
Signal wavelength range (nm)
1530~1565(C-band)
1528~1565(C-band)
Pump wavelength range (nm)
1460~1490
960~990
Insertion loss (reflection band) (dB)
≤0.5
≤0.6
Extinction
Ratio (dB)
Type 1:Fast axis blocked
≥22
Extinction
Ratio (dB)
Type 2:Both axis working
≥20
Directivity (dB)
≥55
Return loss (dB)
≥50
Thermal stability (dB/ )
≤0.005
Power handling (mW)
≤300
Operating temperature ()
-5 ~ +70
Storage temperature ()
-40 ~ +85
Package dimension (mm)
Ф5.5 × L35
Fiber Type:( Common / Pass)
PM1550
PM1550
Fiber Type (Reflection)
PM 1550 or SMF-28
PM980 or HI1060

For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower. The default connector key is aligned to slow axis

Ordering Information 
 
PMIWDM
Wavelength
Stage
Type
Working
Axis
Pigtail Type
Fiber  Type
on Reflection
Length
Connector
 
T1550/R980
T1550/R1480
S=
Single
stage
D=
Dual Stage
F=
Forward
B=
Backward
1=Fast
Axis
Blocked
2=Both
Axis
Working
250=250um
bare fiber
900=900um
loose tube
3000=3mm
loose tube
1=SMF-28e
4=HI1060
5=PM Fiber
0.8=0.8
m
NE=None
FA=FC/APC
FC=FC/UPC
SA=SC/APC
SC=SC/UPC
LC=LC/UPC
XX=Other


 For drawings, technical data or samples configuration other than stated above, please feel free to contact us:

                                                                         
    sales@lightwit.com.cn   
 
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