High-Quality MULTIIR BiDi Filter for Single-Fiber Communication - Trusted China Suppliers & 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 |
| BI-DI | 1260-1550 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1450-1550 | 1260-1360 | ≤0.2 | - | - | ≥40 | 0° | <0.1 | -40℃~+85℃ | <2 | 1.75(±0.05)×1.5(±0.05)×0.2(±0.05) | Reflectivity 0.2% |
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| BI-DI | 1260.0-1550 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1460-1580 | 1260-1360 | ≤0.2 | - | - | ≥30 | 45° | <0.1 | -40℃~+85℃ | <2 | 1.75(±0.05)×1.5(±0.05)×0.2(±0.05) | Reflectivity 0.2% |
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| BI-DI | 1260.0-1550 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1260～1360 | 1460～1580 | ≤0.2 | - | - | ≥30 | 45° | <0.1 | -40℃~+85℃ | <2 | 1.75(±0.05)×1.5(±0.05)×0.2(±0.05) | Reflectivity 0.2% |
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| BI-DI | 1260-1550 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1260-1360 | 1450-1550 | ≤0.2 | - | - | ≥40 | 0° | <0.1 | -40℃~+85℃ | <2 | 1.75(±0.05)×1.5(±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.
What standards do these BI-DI filters comply with?
Our BI-DI (Bidirectional) filters fully comply with the rigorous standards of the International Telecommunication Union (ITU), ensuring high performance and compatibility in optical communication systems.
What is the operating temperature range for these filters?
These BI-DI optical filters are designed to perform reliably under harsh environmental conditions, featuring an operating temperature range of -40℃ to +85℃.
What are the standard dimensions of the BI-DI filters in stock?
The typical dimensions for our stock BI-DI filters are 1.75(±0.05) × 1.5(±0.05) × 0.2(±0.05) mm, optimized for compact optical assemblies.
What is the typical insertion loss (IL) of these filters?
These filters feature an exceptionally low peak insertion loss (Peak IL) of ≤0.2 dB, minimizing signal degradation across the transmission passband.
Can I request custom parameters if my requirements are not in stock?
Yes. If you require custom wavelengths, dimensions, incident angles, or other specific optical properties, please contact us directly to get custom engineering support.