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Multi-channel MEMS Variable Optical Attenuator Module
The Multi-channel MEMS Variable Optical Attenuator Module is a polarization-maintaining fiber attenuation control product based on Micro-Electro-Mechanical Systems (MEMS) technology. It integrates and controls up to 16 MEMS VOA channels within a single module. The module provides unified control of multiple optical attenuation channels via RS232, USB, or I²C interfaces, offering a compact, secure, and easy-to-integrate solution for multi-channel optical power regulation. It employs Panda-type polarization-maintaining fiber and covers the 1260-1680 nm wavelength range, making it suitable for optical communication and test systems in the O, C, and L bands.
Product features:Supports up to 16 MEMS VOA channels per module;Based on mature MEMS technology with high reliability;Supports RS232, USB, and I²C control interfaces;Response time ≤ 2 ms
Part Number:MP-VOA-1260-1680
Application area:Multi-channel optical power control | Optical communication system testing | DWDM/CWDM optical network testing | Polarization-maintaining fiber device testing | Multi-channel laser power contro | Integration into communication equipment and test instruments
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Operating Wavelength Attenuation Range Response Time
1260–1680 nm 30 dB ≤ 2 ms

Parameter | Specification |
Operating Wavelength | 1260–1680 nm |
Insertion Loss | ≤ 0.6 dB |
Polarization extinction ratio (PER) | ≥ 16 dB (with connectors) |
PER without connectors | ≥ 18 dB |
Return loss | ≤ −50 dB |
Response time | ≤ 2 ms |
Repeatability | ≤ 0.1 dB |
Mechanical durability | ≥ 1 billion cycles |
Maximum optical power | 500 mW |
Fiber type | Panda-type polarization-maintaining fiber |
Standard attenuation range | 30 dB |
Optional attenuation range | Minimum range can be specified |
Latching type | Non-latching |
Control interface | RS232, I²C, or USB |
Supply voltage | 12 VDC |
Maximum operating power consumption | 9.5 W |
Maximum start‑up power consumption | 4.5 W |
Length | 150 mm |
Width | 100 mm |
Height | 13.50 mm |
Lateral mounting hole center distance | 93.50 mm |
Longitudinal mounting hole center distance | 143.50 mm |
Mounting hole specification | 4 × M3 × 0.5 through holes |
Mounting hole edge distance | 3.25 mm |
Ordering Information
Device type | MEMS VOA |
Number of devices | Single module |
Number of channels | Specify as required (up to 16 channels) |
Alignment | Transparent / Opaque |
Fiber type | Corning PM1300 Polarization-Maintaining Fiber (O-band) / Corning PM1550 Polarization-Maintaining Fiber (C/L-band) |
Attenuation range | 30 dB |
Control interface | USB, RS232, or I²C |
Fiber jacket | 900 μm loose tube |
Broadband flatness | Superior Broad Band Flatness |
Connector type | None / FC/UPC / FC/APC / LC/UPC / LC/APC / SC/UPC / SC/APC |
Connector key | None / Slow Axis / Fast Axis |
Pigtail length | 1 m / Custom length |
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