Polarization Maintaining Variable Optical Attenuator
Features |
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High precision & Wide attenuation range Low Insertion Loss& High PER High stability and reliability | |
Application | |
Optical communication systems test Fiber component test Fiber Sensor |
Specifications：
Parameter | Value | ||
Wavelength (nm) | 1310 or 1550 | 1310 & 1550 | 980,1064 |
Bandwidth (nm) | ±40 | ±20 | |
Attenuation Range (dB) | 0.60~60 | 0.80~60 | 0.80~60 |
Insertion Loss(dB) | ≤0.60 | ≤0.80 | ≤0.80 |
Extinction Ratio (dB) | ≥20 | ||
Return Loss (dB) | ≥50 | ||
Fiber Type | 1310 or 1550nm PM panda fiber | 980nm PM panda fiber | |
Operating Temperature | 0~ +70 | ||
Storage Temperature | -40 ~ + 85 | ||
Dimension (mm) | 26x18x8 | ||
*Above specifications are for device without connector.
*For devices with connector,IL will be 0.3dB higher,ER will be 2dB lower and RL will be 5dB lower.
*The PM fiber and the connector key are aligned to the slow axis.
Package Dimension：
Ordering Information：
PMVOA | Wavelength | Adjustment Type | Fiber Type | Pigtail Type | Length | Connector |
PMVOA | 0980=980nm 1064=1064nm 1310=1310nm 1550=1550nm 3155=1310&1550nm
| 1=Hand Adjustment
| 1=PM980 2=PM1310 3=PM1550 | 1=250um bare fiber 2=900um loose tube 3=3mm loose tube 4=2mm loose tube | H=0.5m 8=0.8m 1=1.0m 5=15.m 2=2.0m 3=3.0m 4=4.0m A=2.5m B=5.0m | 0=None 1=FC/UPC 2=FC/APC 3=LC/UPC 4=LC/APC 5=SC/APC 6=SC/UPC
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