WDM – L band Supervisory Channel Filter 1625-1585
Features Low Insertion Loss High Isolation High Stability and reliability |
Applications WDM systems CATV EDFA |
Technical Paremeter
Parameter |
1625/1585 FWDM |
Pass wavelength (nm) |
1620 ~ 1630 |
Reflection wavelength (nm) |
1570~1605 |
Pass insertion loss (dB) |
≤0.6 |
Reflection insertion loss (dB) |
≤0.4 |
Pass channel isolation (dB) |
≥30 |
Reflection isolation (dB) |
≥12 |
Channel flatness (dB) |
≤0.3 |
Directivity (dB) |
≥55 |
Return loss (dB) |
≥50 |
PDL (dB) |
≤0.1 |
Wavelength thermal stability (nm/℃) |
≤0.003 |
Insertion loss thermal stability (dB/℃) |
≤0.005 |
Power handling (mW) |
≤300 |
Operating temperature (℃) |
0 ~ +65 |
Storage temperature (℃) |
-40 ~ +85 |
Dimensions (mm) |
φ5.5×L34 |
Dimensions:
Ordering Information
FWDM |
Port Type |
Wavelength |
Pigtail Type |
Fiber Type |
Length |
Connector |
1×2 |
1620~1630T/ |
250=250um bare fiber |
1=SMF-28e |
1= 1m |
NE=None |
|
1570~1605R |
900=900um loose tube |
FA=FC/APC |
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3000=3mm loose tube |
FC=FC/UPC |
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SA=SC/APC |
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SC=SC/UPC |
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LC=LC/UPC |
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LA=LC/APC |
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MU=MU/UPC |
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XX=Other |