CWDM filters and modules in Pipe / ABS housing

Features

  • High thermal stability of parameters
  • Low insertion loss and polarization loss
  • High channel isolation

Applications

  • ADD/DROP solutions
  • CWDM systems
  • Optical amplifiers
  • Telecommunication networks
  • CATV networks

Technical parameters

Technical data of CWDM filters ADD or DROP

Type1271,1291,..1451nm or 1270, 1290,..1450
Interchannel space [nm]20
Channel width [nm]c+/-6.5
Reflection bandwidth [nm]1260-1610
Pass bandwidth @ -0.5dB14
Pass Channel flatness [dB]0.3
Pass insertion loss [dB]0.8
Reflection insertion loss [dB]0.6
Adjacent channel isolation [dB]30
Non-adjacent channel isolation [dB]40
Reflection Channel Isolation [dB]15
Directivity [dB]55
Return loss [dB]50
PDL [dB]0.1
Bandwidth temerature stability0.003 nm/ °C
Attenuation temperature stability0.005 dB/ °C
Power handling [mW]500
Operating temperature-5 °C to +70° C
Storage temerature-40 °C to +85 °C
Type4 channels8 channels16 channels
Attenuation [dB]2.03.54.5
Wavelength [nm]1270, 1290,1310,..1610 or 1271, 1291, 1311..16111270, 1290,1310,..1610 or 1271, 1291, 1311..16111270, 1290,1310,..1610 or 1271, 1291, 1311..1611
Interchannel space [nm]202020
Channel width [nm]c+/-6.5c+/-6.5c+/-6.5
Channel flatness [dB]0.40.40.4
Channel uniformity [dB]1.01.01.0
Adjacent channel isolation [dB]303030
Non-adjacent ch. isolation [dB]404040
Directivity [dB]555555
Return loss [dB]505050
PDL [dB]0.150.150.2
PMD [ps]0.10.10.15
Bandwidth temperature stability0.003 nm/ °C0.003 nm/ °C0.003 nm/ °C
Attenuation temp. stability0.005 dB/ °C0.005 dB/ °C0.005 dB/ °C
Power handling [mW]500500500
Operating temperature-5 °C to +70 °C-5 °C to +70 °C-5 °C to +70 °C
Storage temperature-40 °C to +85 °C-40 °C to +85 °C-40 °C to +85 °C
Type4 channels8 channels18 channels
Attenuation [dB]1.61.81.8 type (2.5 max)
Wavelength [nm]1270, 1290,1310,..1610 or 1271, 1291, 1311..1611 1270, 1290,1310,..1610 or 1271, 1291, 1311..1611 1270, 1290,1310,..1610 or 1271, 1291, 1311..1611
Interchannel space [nm]202020
Channel width [nm]c+/-6.5c+/-6.5c+/-6.5
Test port1310 m +/-50 nm1310 m +/-50 nm
Monitor port1/99%1/99%
Channel flatness [dB]0.40.4
Upgrade port1260–1457 nm or 1460–1610 nm IL 1.2 dB 1260–1457 nm or 1460–1610 nm IL 1.2 dB
Isolation MUX Adjacent Channel [dB]303030
Isolatio MUX Non-adjacent Channel [dB]404040
Isolation DMUX Adjacent Channel [dB]303030
Isolation DMUX Non-adjacent Channel [dB]404040
Isolatio Upgrade port [dB]151515
Ripple in Passband [dB]0.30.30.5
Directivity [dB]555555
Return loss [dB]454545
PDL [dB]0.150.150.2
PMD [ps]0.10.10.1
Bandwidth temperature stability0.003 nm/ °C0.003 nm/ °C0.003 nm/ °C
Attenuation temperature stability0.005 dB/ °C0.005 dB/ °C0.005 dB/ °C
Power handling [mW]500500300
Operating temperature-10 °C to +70 °C-10 °C to +70 °C0 °C to +70 °C
Storage temerature-40 °C to +85 °C-40 °C to +85 °C-40 °C to +85 °C
Fiber type250 um or 900 um SM G.652D250 um or 900 um SM G.652D250 um or 900 um SM G.652D

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