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China MULTIIR 2.5G Filter - High Isolation, Low Insertion Loss from Leading Suppliers and Factory
| Name | Op. Wavelength Range (nm) | Center λc (mm) | Center λc Accuracy (nm) | Passband (nm) | Reflect. Band (nm) | Peak IL (dB) | Passband Ripple (dB) | Passband Reflect. Isol. (dB) | Reflect. Band Transm. Isol. (dB) | Incid. Angle (°) | Passband PDL (dB) | Op. Temp. (°C) | λ Thermal Drift △λ/△T (pm/°C) | Dimensions (mm) | Backside AR Coating | Spectrogram |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.5G GPON | 1260.0-1650.0 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1480-1503 | 1260-1450 / 1535-1650 | <0.3 | - | >25 | >40 | 0° | <0.1 | -40℃~+85℃ | <2 | 1.1(±0.05)*1.1(±0.05)*0.2(±0.05) | Reflectivity 0.2% |
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| 2.5G GPON | 1260.0-1650.0 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1260-1360 | 1475-1620 | <0.3 | - | - | >30 | 45° | <0.1 | -40℃~+85℃ | <2 | 1.1(±0.05)*1.1(±0.05)*0.2(±0.05) | Reflectivity 0.2% |
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The above list shows our current stock items. If you don't see what you are looking for, please contact us.
Frequently Asked Questions
What standards do these 2.5G GPON filters comply with?
These 2.5G GPON filters comply with the standards established by the International Telecommunication Union (ITU).
What are the incident angle options available for these stock filters?
We offer stock filters designed for two different incident angles: 0° (with a passband of 1480-1503 nm) and 45° (with a passband of 1260-1360 nm).
What is the operating temperature range and thermal drift of the filters?
The operating temperature range is -40℃ to +85℃, and the thermal drift (λ Thermal Drift △λ/△T) is less than 2 pm/°C.
What are the physical dimensions of the 2.5G GPON filters?
The physical dimensions of these filters are 1.1(±0.05) * 1.1(±0.05) * 0.2(±0.05) mm.
Does the filter include a Backside AR Coating?
Yes, the filters feature a Backside AR (Anti-Reflection) Coating with a reflectivity of 0.2%.





