Online-type Attenuator Specification: Attenuation quality: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30, 40, 50, 60dB Attenuation precision: ±0.3dB (1-5dB): ±0.5dB (5-10dB); ±10% (>10dB) Return loss: PC>40dB, UPC>50dB, APC>60dB Operating wavelength: 1310nm & 1550nm (SM); 1550nm (DSF) Polarization related loss: <=0.1dB Operation temperature: -40°c~75°c Storage temperature: -40°c~85°c Humidity (not sealed): 95% RH comply with Telecordia standard (GR-910-CORE) Features: Simple structure High return loss Max. bearing power (1W) Low PDL Compact structure Application: Optical line distribution Fiber-optical network system CATV system Dense wavelength division multiplex (DWDM) system Optical add-drop multiplexers (OADM) | 
