OPC PHOTONICS’ GFFI for EDFA is a combination of Gain Flattening Filters and 1550 Isolator. The GFFI provide in-line compensation of spectral gain profile of EDFAs WITH excellent performance including high Isolation, Low PDL, and Low PMD. The Gain Flattening Filters provide in line compensation of the spectral gain profile of EDFAs. This device is used in high-power applications in DWDM systems.
| Features | Applications |
| · Wide Operating Wavelength Range
· Low insertion loss · Flat Spectral Gain · High stability and reliability · Epoxy free on optical path |
· Fiber Optical Amplifier |
Performance Specifications
| Parameter | Unit | Single Stage | Dual Stage | |
| Wavelength Range | C-band | nm | 1528~1565 | |
| L-band | nm | 1570~1610 | ||
| Insertion Loss | dB | < 1.0 | < 1.1 | |
| Peak to Peak Error Function | dB | < 0.8(Typ. 0.5) | ||
| Isolation | dB | > 30 | > 45 | |
| Polarization Dependent Loss | dB | < 0.1 | ||
| Return Loss (Min.) | dB | > 50 | ||
| Power Handling | mW | 300 | ||
| Operating Temperature | °C | 0 ~ +70 | ||
| Storage Temperature | °C | -40 ~ +85 | ||
| Fiber Type | – | Corning SMF-28 fiber | ||
| Package Dimensions | Ø5.5xL35mm, Ø3.0xL25mm | |||
- Values are referenced without connector loss; specifications may change without notice.
- Other specifications can be made on customer request.
- Please provide the required GFF target spectrum when inquiring
Package Dimension
Order information P/N: GFFI-①-②-③-④-⑤
When you inquire, please provide the correct P/N number according to our ordering information, and attach the appropriate description would be better. If need any connector, we do not recommend choosing a 250μm bare fiber pigtail.
| ① | ② | ③ | ④ | ⑤ |
| Stage | Wavelength | Pigtails Diameter | Fiber Length | Connector |
| S: Single Stage
U: Dual Stage |
C: C Band
L: L Band |
25:250μm bare fiber
90:900μm loose tube XX: Others |
05:0.5m
10:1.0m 15:1.5m XX: Others |
00: None
FP: FC/PC FA: FC/APC SA: SC/APC LA: LC/APC XX: Others |
Part Number Example: GFFI-S-C-25-10-00
Description: 1550nm Gain Flattening Filter / Isolator Hybrid, single stage isolator, c band, with bare fiber, 1.0 fiber length, and no connectors at all ports.
Ordering Information for Custom Parts
If you need to customize other specifications, please provide detailed description for your requirement.
Request a quote
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