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China DWDM Filters Suppliers - High-Performance MultiIR Technology from Leading 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DWDM | 1440.0 ~ 1640.0 | Comply with the standards of the International Telecommunication Union (ITU) | λc0.00 ~ +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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The above list shows our current stock items.
If you don't see what you are looking for, please contact us.
Frequently Asked Questions (FAQ)
What is the operating wavelength range of this DWDM filter?
The operating wavelength range of this DWDM filter is 1440.0 nm to 1640.0 nm.
Does the center wavelength (λc) comply with industry standards?
Yes, the center wavelength (λc) complies with the standards established by the International Telecommunication Union (ITU).
What are the physical dimensions and features of this DWDM filter?
The dimensions of the filter are (1.30~1.43) × (1.30~1.43) × (0.9~1.40) mm, and it features a 0.25° wedge structure.
What is the operating temperature range and thermal stability?
The filter operates within a temperature range of -40℃ to +85℃, with a thermal drift (△λ/△T) of less than 0.0007 pm/°C.
What is the backside AR coating reflectivity value?
The backside AR coating of this DWDM filter provides a reflectivity of 0.2%.
What should I do if I cannot find the specific filter specifications I need?
Our listed specifications represent our current stock items. If you require custom wavelengths, sizes, or different parameters, please contact us directly to inquire.