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Fiber attenuator

UT-King’s Fiber optic attenuator as a kind of optical passive device is used in optical communication system, debugging the optical power and the calibration correction of optical instrument, attenuating fiber optic signal. It is made of attenuated fiber which includes metal ion and can adjust the light power to the required level. Optical fiber communication systems, optical fiber CATV and high power optical measurement device are used in input optical power attenuation, which avoids the distortion of optical receiver caused by strong input optical power.

Main Features

  •  Bellcore Compliant
  •  Wavelength Independent (DWDM)
  •  Durability (well over 100mw)
  •  Simple and Reliable structure
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Parameter

Optical Performance F-F /F-M Type
Testing Wavelength(nm) SM: 1200-1600nm or 1310nm/1550nm
MM: 850nm/1300nm
Attenuation Dependent Loss +/-0.5(1-10) dB
+/-1.0(11-30) dB
Return Loss                         ≥50dB(PC)
                        ≥55dB(UPC)
≥60dB(APC)
Maximum Optical Input power                                200mW
Polarization Dependent Loss  Less than 0.2dB
Operating Temperature -40ºC~+80ºC
Connector Type FC SC LC ST MU
 

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