1310nm 1550nm Optical Fiber WDM Multiplexer 1x3 PON Filter WDM
WDM Module 1x3 PON Filter WDM Fiber Optical
Gapho’s Filter Wavelength Division Multiplexer (FWDM) is a highly reliable micro-optical device based on thin film fiber technology with low insertion loss, wide bandwidth, high isolation and epoxy-free optical path. The product has already been widely used in communication fields such as signal monitoring, optical line termination, optical network unit, FTTH, CATV system, WDM system, etc.
◇Features:
Low Insertion Loss
Wide Pass Band
High Stability, High Reliability
Low PDL, Compact size
◇ Application:
CWDM Network
FTTX Systems
Security &Protection System
CATV Fiber optic System
◇ Specifications:
| Parameter | Unit | Specification |
| Central wavelength | nm | 1310,1625, 1550 |
| Pass band wavelength | nm | 1625+/-20 |
| Reflection wavelengthI | nm | 1310+/-2081550+/-20 |
| Insertion Loss at 1625nm | dB | ≤0.8 (0.6 typical). |
| Insertion Loss at 1310nm | dB | ≤0.8 (0.6 typical) |
| Insertion Loss at 1550nm | dB | ≤0.8 (0.6 typical) |
| Isolation at 1625 nm | dB | ≥20 |
| Isolation at 1310nm | dB | ≥20 |
| Isolation at 1550nm | dB | ≥15 |
| Directivity (dB) | dB | ≥55 |
| Return loss (dB) | dB | ≥50 |
| PDL(dB) <0.10 | dB | ≤0.10 |
| Insertion loss thermal stability | dB | ≤0.005 |
| Power handling (mW) ≤500 | mW | ≤500 |
| Operating temperature(C) -40 ~ +85 | ℃ | -40 ~ +85 |
| Storage temperature(℃) -40 ~ +85 | ℃ | -40 ~ +85 |
| Dimensions | mm | Ф5.5xL34 or Specify |
◇ Ordering Information
| FWDM | Channel | Wavelength | Pigtail Type | Fiber Type | Length | Connector |
| 1×3 | T1625/R1310&1550 | 250-250um Bare fiber 900-900um Loose tube 2000-2mm Loose tube 3000-3mm Loose tube |
1=SMF-28e | 1=1M 2=2M …. x=specify |
NE-None FC/APC/UPC SC/APC/UPC LC/APC/UPC XX-Other |
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