Features

Environmental Stability and reliable

High isolation

Low return Loss

Low insertion loss tolerance

Easy Installation

ITU standard

Bellcore 1209 certification

Applications

EDFA Wave-Pump combiner

Fiber optic sensors

CWDM systems

Local area networks(LAN)

Testing instruments

　
Specifications
Parameters Multiplexer Demultiplexer
Channel Spacing (nm) 10 20 10 20
Number of Channels 2 4 2 4 2 4 2 4
Available Channel Wavelength Range (nm) 1300 ~ 1650
Effective Passband Window (nm) ±1.0 ±2.0 ±1.0 ±2.0
Max. Insertion Loss (dB) ≤0.7 ≤1.2 ≤0.6 ≤1.0 ≤1.4 ≤2.4 ≤1.2 ≤2.0
Min. Non-Adjacent Crosstalk (dB) N/A ≥12 N/A ≥12 N/A ≥28 N/A ≥28
Min. Adjacent Crosstalk (dB) ≥12 ≥28
Max.PDL (dB) ≤0.2 ≤0.2 ≤0.2 ≤0.2 ≤0.2 ≤0.3 ≤0.2 ≤0.3
Thermal Wavelength Drift (pm/°C) 4 (typical)
Operation Temperature(°C) 0 to 60
Storage Temperature(°C) - 40 to 85
FiberType SMF 28
Max. Optical Power (mW) > 200
Dimensions (mm) 88.9(L)*3.0(D)(2ch)
140(L)*90(W)*11.5(H)(4ch)

4-Channel = Coarse WDM      2-Channel = Narrow Spacing WDM

Star and Tree Band width ± 40nm
Features
Low excess loss
Excellent uniformity
Wide variety of configurations
Environmentally stable and reliable
Applications
Local Area Networks (LAN)
Subscriber Loop
CATV
Multi channel splitting and combining
Fiber-to-the-Home networks
Telecommunications
Shared resource optical networks 
Fiber gyroscopes

　

Specifications for star and Tree couplers, wide band
Configuration N*4/N=1,2,4 N*5/N=1 N*6/N=1,2 N*8/N=1,2,8 N*16/N=1,2,16 N*32/N=1,2
Parameter A B A B A B A B A B A B
Operating Wavelength (nm) (1310 , or 1550 ) ± 40 nm
Operation Temperature
 (°C)		 - 40 to + 70
Storage Temperature ( °C) - 40 to + 85
Max Insertion Loss (dB) 6.7 7.4 8.3 8.7 9.2 9.6 10.2 11.2 13.5 14.5 17.5 18.5
Max Uniformity (dB) 0.8 1.2 1.0 1.2 1.2 1.4 1.2 3.0 2.4 3.87 2.5 3.0
Polarization Sensitivity (dB) 0.3 0.3 0.4 0.5 0.6 0.8
Temp. Sensitivity (dB/°C) 0.003 0.003 0.003 0.004 0.005 0.006
Directivity (dB) > 55
Package Dimension (mm) P1 P2 P2 U1 U1,U2 U2
P1=100(L)*80(W)*12(H) , P2=140(L)*90(W)*11.5(H)
U1=482(L)*256(W)*44(H) , U2=482(L)*256(W)*88(H)
*Values are referenced without connector(s)

1*2 , 2*2 Band width ± 40nm

Features

Low PDL

Low insertion loss

Excellent uniformity

Compact size

Environmental Stable and reliable

High directivity

Bi-directivity

Coupling ratio l% ~ 99%

Applications

Local Area Networks (LAN)

Fiber optic sensors

CATV

Test Equipment

Fiber-to-the-Home networks

Telecommunications

Optical Fiber Sensors

Source Distribution

　

Specifications for 50 : 50 coupling ratio
Parameter A Grade B Grade
Operating Wavelength (nm) (1310 , or 1550 ) ± 40
Max. Insertion Loss (dB) 3.6 3.8
Uniformity (dB)  < 0.8  < 1.2
P D L (dB) < 0.15 < 0.20
Directivity (dB) > 55
Reflectance (dB) > 55
Operation Temperature (°C) - 40 to + 85*
Temp. Coefficient (dB/°C) < 0.002 (Max.)
Storage Temperature ( °C) - 50 to + 85
Package Dimension (mm) Coated Fiber : 3.0(OD) * 54(L)
Loose tube:3.5(OD) * 65(L)
PVC:95(L) * 14(W) * 8.0(H)
*-20°C ~ +70°C for PVC cable
*Values are referenced without connector(s)
*PDL Vary with non 50/50

　

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