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                             CWDM(Coarse Wavelength Division Multiplexer) is expanding the bandwidth of 
Metro / Access
 communication networks. 
Our CWDM is based on thin film filter technology and metal bonding micro
 optics 
packaging. 
We provides high quality CWDM with flat channel bandwidth, flexible channel
 configuration, low insertion loss and high isolation.
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                              |  | - Dense WDM System - Fiber Optic Instrument
 - Metro/Access communication networks
 
 
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                              |  | - High Channel Isolation - Low Insertion Loss
 - Epoxy-Free Optical Path
 - High Stable and Reliability
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                      | Parameter | Specification |   
                      | Channels | 1270~1610nm |   
                      | Channel Spacing | 20nm |   
                      | Passband @ 0.5dB | Max, ±8nm |   
                      | Insertion Loss | Max, 2.5dB |   
                      | Adjacent Channel Isolation | Min,10(Add),25(Drop) |   
                      | Non-Adjacent Channel 
                        Isolation | Min,25(Add),40(Drop) |   
                      | Directivity | Min 
                          55dB |   
                      | Optical Input Return 
                        Loss | Min 
                          55dB |   
                      | Polarization Dependent 
                        Loss | Max 
                          0.1dB |   
                      | Polarization Mode Dispersion | Max 
                          0.1ps |   
                      | Thermal Stability | Max 
                          0.005dB/℃ |   
                      | Thermal Stability Drift | Max 
                          0.002nm/℃ |   
                      | Optical Power | Max 
                          250mW |   
                      | Tensile Load | Min 
                          5N |   
                      | Storage Temperature | -45°C                          to +85°C |   
                      | Operating Temperature | -20°C                          to +65°C |   
                      | Package Dimension | A:100(L) 
                          X 80(W) X 10(H) |  
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                            | Output 
                              length | 1~99m |   
                            | Polishing | SPC, 
                              UPC, APC |   
                            | Input 
                              length | 1~99m |   
                            | Connector | SC, 
                              FC, LC, MU, D4, ST |   
                            | Package 
                              type | L : for Loose tube(0.9mm) A : for 
                              Cord(2.4mm)
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                            | Configuration | 1×4:0104, 1x8:0108 |   
                            | Wavelength(nm) | 1270/1290/1310/1330/1350/1370/ 1390/1410/1430/1450/1470/1490/
 1510/1530/1550/1570/1590/1610
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                            | Coarse 
                              Wavelength Division Multiplexer |  |  |  |  |    |