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                            |  | - DWDM system - Test equipments
 - Telecommunication networks
 - Optical amplifiers
 
 
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                            |  | - Wide attenuation range - High resolution
 - Wavelength Insensitive
 - Low PDL
 
 
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                | Characteristics | Conditions | Value 
                 
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                | Min | Typ | Max |   
                | Attenuation Range(dB) |  |  | 1~40 |  |   
                | Resolution(dB) |  |  | 0.1 |  |   
                | Return Loss(dB) | SPC | 40 |  |  |   
                |  | UPC | 50 |  |  |   
                |  | APC | 60 |  |  |   
                | Operating Wavelength(nm) | 1310 and 1550 |  |  |  |  |  
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                                      | Out port cord length | 1~100dB |   
        | Out port Polishing | SPC, UPC, APC |  
          | Out port connector | SC, FC, LC, MU, ST |  
          | Inport cord length | 1~100m |  
          | Inport polishing | SPC, UPC, PC |  
          | Inport connector | SC, FC, LC, MU, ST |  
          | Usage | SM, MM |  
          | Filter type Variable Attenuator |  |  |  |  |    |