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China MULTIIR COMBE Filter - Top Suppliers for Optical Communication 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| COMOB | 1260.0-1650.0 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1550-1600 | 1460-1500 | <0.3 | - | - | >25 | 45° | <0.1 | -40℃~+85℃ | <2 | 1.4(±0.05)×1.4(±0.05)×0.3(±0.05) | Reflectivity 0.2% |
|
| COMOB | 1260.0-1650.0 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1470-1600 | 1260-1360 | <0.3 | - | - | >25 | 45° | <0.1 | -40℃~+85℃ | <2 | 1.4(±0.05)×1.4(±0.05)×0.3(±0.05) | Reflectivity 0.2% |
|
| COMOB | 1260.0-1650.0 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1290-1590 | 1260-1280 | <0.3 | - | - | >20 | 13° | <0.1 | -40℃~+85℃ | <2 | 1.4(±0.05)×1.4(±0.05)×0.3(±0.05) | Reflectivity 0.2% |
|
| COMOB | 1260.0-1650.0 | Comply with the standards of the International Telecommunication Union (ITU) | - | - | 1260-1280 | - | - | - | >30 | 32° | <0.1 | -40℃~+85℃ | <2 | 1.4(±0.05)×1.4(±0.05)×0.3(±0.05) | Reflectivity 0.2% |
|
| COMOB | 1260.0-1650.0 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1290-1330 | 1260-1278 / 1450-1650 | <0.3 | - | - | >30 | 0° | <0.1 | -40℃~+85℃ | <2 | 1.4(±0.05)×1.4(±0.05)×0.3(±0.05) | Reflectivity 0.2% |
|
| COMOB | 1260.0-1650.0 | Comply with the standards of the International Telecommunication Union (ITU) | - | 1260-1280 | 1292-1650 | <0.3 | - | - | >30 | 0° | <0.1 | -40℃~+85℃ | <2 | 1.4(±0.05)×1.4(±0.05)×0.3(±0.05) | Reflectivity 0.2% |
|
Spectrogram Analysis

MULTIIR COMBE Filter - Optical Performance Curve

Passband & Reflection Band Characteristics

Insertion Loss & Wavelength Isolation Profile
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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 the COMOB filters?
The COMOB series features a wide operating wavelength range of 1260.0 nm to 1650.0 nm, complying fully with the standards of the International Telecommunication Union (ITU).
What are the standard dimensions and tolerances for these filters?
The standard dimensions for the COMOB filter series are 1.4(±0.05) mm × 1.4(±0.05) mm × 0.3(±0.05) mm. Custom sizing may be requested.
How do these filters perform under varying temperatures?
These filters are built for high thermal stability, operating efficiently between -40℃ and +85℃ with a wavelength thermal drift (△λ/△T) of less than 2 pm/°C.
What is the typical insertion loss (Peak IL) for the COMOB filters?
The COMOB filters maintain highly efficient transmission with a Peak Insertion Loss (IL) of less than 0.3 dB.
What coating configuration is applied to the backside?
A high-performance Backside Anti-Reflective (AR) coating is applied, achieving a low reflectivity of just 0.2% to ensure minimal signal degradation.
Can I order custom specifications not listed in the table?
Yes. The table displays our current standard stock items. If you require custom passbands, reflection bands, incident angles, or specific packaging dimensions, please contact us to discuss your requirements.





