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Hirundo'S MEMS Variable optical attenuator (VOA) use the micro electro mechanical system (MEMS) principle of electrostatic driving mirror rotation to realize the continuously adjustable, which has bright and dark types to choose.
Spectral property
Attenuation curve
Small size
| Parameter | Specification | Unit | Note |
Wavelength Range | 850 / 980/1064 | nm | |
1310 | nm | O Band | |
1530~1570 | nm | C band | |
1570~1610 | nm | L band | |
Attenuation Type | Bright or Dark | - | |
Attenuation Range | ≥30 | dB | For Single Mode |
≥25 | dB | For Multi Mode | |
Blocking state Attenuation | ≥40 | dB | Dark Type |
Insertion Loss | ≤0.7 | dB | For Single Mode |
≤1.2 | dB | For Multi Mode | |
Attenuation Resolution | Continuous | - | |
Wavelength Dependent Loss | ≤0.3 | dB | @<0 dB Att. |
≤1.5 Typical 0.8 | dB | @<20 dB Att. | |
Polarization Dependent Loss | 0.1 | dB | @<0 dB Att. |
0.5 | dB | @<20 dB Att. | |
Temperature Dependent Loss | ≤0.7 | dB | @<0 dB Att. compare with RT |
≤1.5 | dB | @<20 dB Att. compare with RT | |
Return loss | ≥45 | dB | For Single Mode |
Respnse Time | ≤2 | ms | 10-90%optical power |
Optical Power Handing | 500 | mW | |
Driving Voltage | 6.5 or 15 | V | |
Power Consumption | ≤2 | mW | |
Operation Temperature | 0~70 | ℃ | |
Storage Temperature | -40~85 | ℃ |
