Coarse Wavelength Division Multiplexer
Features |
|
Low Insertion Loss & High Isolation High Stability and Reliability | |
Application | |
Metro Area Network ,Wavelength Add/Drop System Monitoring |
Specifications：
Parameter | Value | |
Central Wavelength(nm) | 1271 …… 1611 or 1270 …… 1610 | |
Operating Wavelength (nm) | A: 1260~1620 | |
Channel space (nm) | 20 | |
Channel bandwidth (nm) | ±6.5 or ±7.5 | |
Channel flatness (dB) | ≤0.30 | |
IL (dB) | Pass Channel | ≤0.60 |
Reflection Channel | ≤0.40 | |
Isolation (dB) | Adjacent channel | ≥30 |
Non-adjacent channel | ≥40 | |
Reflection Channel | ≥15 | |
Directivity (dB) | ≥55 | |
Return loss (dB) | ≥50 | |
PDL (dB) | ≤0.10 | |
Wavelength thermal stability (nm/℃) | ≤0.003 | |
Insertion loss thermal stability (dB/℃) | ≤0.005 | |
Power handling (mW) | ≤500 | |
Fiber Type | SMF-28e | |
Operating temperature (℃) | -5 ~ +70 | |
Storage temperature (℃) | -40 ~ +85 | |
Dimensions (mm) | φ5.5 × L35 or φ5.5 × L38 (only for bare fiber or 900um loose tube) | |
L90*W20*H10（ABS） (only for 3mm or 2mm cable) | ||
*Above specifications are for devices without the connectors.
*For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower
Package Dimensions：
Ordering Information:
CWDM | ITU Wavelength | Ports Type | bandwidth | Package type | Fiber Type | Pigtail Type | Length | Connector |
CWDM | 1271=1271nm 1291=1291nm …… 1611=1611nm 1270=1270nm 1290=1290nm …… 1610=1610nm | 1=1x1 2=1x2
| 1=±6.5nm 2=±7.5nm | 0=Glass tube 1=5.5x35mm 2=5.5x38mm 3=90x20x10mm | 1=SMF-28e 2=G657A2 3=G657B3
| 1=250um bare fiber 2=900um loose tube 3=3mm loose tube 4=2mm loose tube
| H=0.5m 8=0.8m 1=1.0m 5=1.5m 2=2.0m 3=3.0m 4=4.0m A=2.5m B=5.0m | 0=None 1=FC/UPC 2=FC/APC 3=SC/APC 4=SC/UPC 6=LC/UPC 7=LC/APC
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