Products
Optical filters (Passive)
Dual CWDM_1290+1490, ITU+/-7nm
No.：DB0-3PA7D-2949
Specifications
| Parameters | Unit | Specifications |
| Operation Wavelength | nm | 1260~1620 |
| AOI | degree | 1.8 |
| Center Wavelength Tolerance @ -3.0dB | nm | 1290 & 1490 |
| Pass Band Width @ -0.3dB | nm | >=+/-7.0 |
| Stop Band Width | nm | <=+/-13.0 |
| Transmission Isolation within Adjacent Channel | dB | >=20 or 15 |
| Max IL within PassBand | dB | <=0.3 |
| Ripple within PassBand | dB | <=0.2 |
| Reflection Isolation | dB | >=15 or 13 |
| Max IL within StopBand | dB | <=0.2 |
| Ripple within StopBand | dB | <=0.15 |
| Polarization Dependent Loss within PassBand | dB | <=0.1 |
| Reflection of Backside AR Coating | % | <=0.2 |
| Size (Length*Width*Thickness) | mm | (1.4+/-0.1)*(1.4+/-0.1)*(1.0+/-0.2) |
| Wedge Angle | degree | 0.2 |
| Edge/Corner Chip | mm | <=0.1 |
| Scratch/Dig | 40/20 |