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CWDM filters

Product Description: 

Coarse wavelength division multiplexing (CWDM) filters are used to multiplex and de-multiplex wavelength signals in metropolitan networks and cable networks. Precision Micro-optics offers a large range of standard and custom CWDM filters

Specifications :  

  Center wavelength(λc) (nm)
127X, 129X, 131X, 133X, 135X, 145X, 147X, 149X, 151X, 153X, 155X, 157X, 159X, 161X (X=0,1)
  Center wavelength (λc) tolerance (nm)
± 0.5
  bandwidth@-0.3dB (nm)
> 15
  bandwidth@-25.0dB (nm)
< 24
  Transmission ripple (dB)
< 0.25
  Transmission insertion loss(dB)
< 0.25
  Reflection insertion loss(dB)
< 0.15
  Reflection Isolation (dB)
> 15
  Polarizationb dependent loss (dB)
< 0.05
  Thermal wavelength drift (PM/℃)
< 1.5
  AR Coating on backside (%)
< 0.2
  Operating temperature (℃)
-5~70
  Storge temperature (℃)
-40~85
  A.O.I. (degree)
 0 & 1.8

 

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