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China MultiIR DWDM Filters - Leading Suppliers and Factory for Enhanced Optical Fiber Communication Capacity
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DWDM | 1440.0 ~ 1640.0 | Comply with the standards of the International Telecommunication Union (ITU) | λc 0.00 ~ +0.4 | ＞0.40 | ＜1.20 | ＜0.35 | ＜0.25 | ＞13 | - | 0° | ＜0.1 | -40℃~+85℃ | ＜0.0007 | (1.30~1.43)× (1.30~1.43)× (0.9~1.40), with 0.25° wedge | Reflectivity 0.2% |
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Frequently Asked Questions (FAQ)
Q: What is the operating wavelength range of this DWDM filter?
The operating wavelength range for this DWDM filter is 1440.0 nm to 1640.0 nm.
Q: Does the Center λc comply with international standards?
Yes, the Center λc complies fully with the standards of the International Telecommunication Union (ITU).
Q: What is the operating temperature range for the DWDM filter?
The operating temperature range is -40℃ to +85℃.
Q: What are the dimensions of the DWDM filter?
The physical dimensions are (1.30~1.43) × (1.30~1.43) × (0.9~1.40) mm, and it features a 0.25° wedge.
Q: What is the backside AR coating reflectivity of the filter?
The backside AR coating has a reflectivity of 0.2%.
Q: What is the passband Polarization Dependent Loss (PDL) for this filter?
The passband PDL is less than 0.1 dB (<0.1 dB).