|   | 
                    
                        
                          |    | 
                          
                            
                                | 
                             
                            
                              |  Characteristics | 
                             
                            
                               * High Power Endurance 
                                 * High Power Endurance 
                                 * Low Wavelength Dependent Loss | 
                             
                            
                              |  Applications | 
                             
                            
                               * Optical Fiber Communications 
                                   * LAN, CATV Systems 
                                   * Optical Network Equipments 
                                   * Optical Test Equipments                                  | 
                             
                            
                                | 
                             
                            
                              |   | 
                             
                            
                              |   | 
                             
                            
                              |  Specifications | 
                             
                            
                              
                                
                                  |  Parameters  | 
                                  Type   | 
                                   Spec.  | 
                                 
                                
                                  |  Attenuation Value (dB)  | 
                                  -   | 
                                   1,2,3,4,5,10,15,20  | 
                                 
                                
                                  |  Operating Wavelength (nm)  | 
                                  Single Mode   | 
                                   1310, 1550, 1310 & 1550  | 
                                 
                                
                                  Multi-made   | 
                                   850, 1310, 1550 etc.  | 
                                 
                                
                                  |  Back Reflection (dB)  | 
                                  SPC   | 
                                   Min 40  | 
                                 
                                
                                  UPC   | 
                                   Min 50  | 
                                 
                                
                                  APC   | 
                                   Min 60  | 
                                 
                                
                                  |  Attenuation Accuracy (dB)  | 
                                  Grade   | 
                                  S   | 
                                  A   | 
                                  B   | 
                                 
                                
                                  1 ~ 9   | 
                                  ‐0.5   | 
                                  ‐1.0   | 
                                  ‐1.5   | 
                                 
                                
                                  10 ~ 20   | 
                                  ‐1.0   | 
                                  ‐1.5   | 
                                  ‐2.0   | 
                                 
                                
                                  |  Maximum Optical Input Power (mW)  | 
                                  1 hour. Passed   | 
                                   300  | 
                                 
                                
                                  |  Polarization Dependent Loss (dB)  | 
                                   | 
                                   Max. 0.2  | 
                                 
                                
                                  |  Operating Temperature Range(”)  | 
                                   | 
                                   -40 ~ 75  | 
                                 
                                
                                  |  Storage Temperature Ragne(”)  | 
                                   | 
                                   -40 ~ 85  | 
                                 
                                | 
                             
                            
                                                                 | 
                             
                            
                              |   | 
                             
                            | 
                         
                      | 
                   
                 
                   
                  
  |