The 8-Channel Multimode Optically Controlled Optical Attenuator 850nm
The 8-channel multi-mode optical attenuator is widely used in the field of optical communication. It has the characteristics of multi-channel design, precise control of optical signal and high reliability.
The 8-channel multi-mode optically controlled optical attenuator integrates eight independent optical attenuator channels, each of which supports multi-mode fiber and is capable of handling simultaneous attenuation of multiple optical signals. This design not only improves the test efficiency, but also reduces the equipment cost, and meets the test requirements of complex optical fiber communication system.
Product characteristics
Multi-channel and multi-mode support: The device provides eight channels, each channel supports multi-mode fiber, which can simultaneously handle the attenuation of multiple optical signals, improving the test efficiency.
Precise control: Precision stepper motor or MEMS technology is used to achieve precise control of optical signal strength. Users can easily adjust the optical signal attenuation of each channel according to actual needs.
High reliability: The equipment usually has a fully sealed design to prevent the influence of the external environment on the internal optical components and ensure long-term stable operation. At the same time, the built-in high-precision optical power meter ensures the stability and accuracy of power monitoring.
Fast stability: The stability time of optical power control is fast, such as the stability time of some models can reach 100 milliseconds or less, which greatly improves the test efficiency.
Easy to operate: The device is usually equipped with an intuitive graphical user interface, multi-channel data is previewed simultaneously, and the test status is clear at a glance. In addition, it also supports a variety of communication interfaces, such as RS232, USB, RJ45, etc., which is easy to connect with computers or other devices.
Specification
| Models | U8744/U8748(multimode) |
| Attenuation range | 0 ~ 35 dB |
| Calibration wavelength/operating wavelength range (up to 12 wavelength combinations can be selected) | 850/908 nm |
| Insertion loss | ≤ 1.8 dB |
| Fiber type | 50/125um, 62.5/125um self-adaptation |
| Connector type | FC/UPC Connector |
| Attenuation accuracy | ≤±0.20dB (0 ~ 20 dB) |
| Repeatability | ≤±0.05 dB |
| Average power setting time | 2 ~1000 ms |
| Power control follow-up stability time | 200ms |
| Attenuation control speed | 0.1~ 35 dB/s |
| Return loss | ＞25 dB |
| Maximum input power | +17dBm |
| Calibration cycle | 2 years |
| Operating temperature | 0 ~ +40℃ |
| Storage temperature | -30 ~ +80℃ |
| Power supply | 100~240 V |
| Product size | 245mm W, 105mm H, 320mm D |
Application field
Optical fiber communication system testing: During the construction, maintenance and optimization of optical fiber communication systems, 8-channel multi-mode opto-controlled optical attenuators can be used to test the attenuation characteristics of different optical fiber transmission paths to ensure the stability and reliability of system performance.
Optical fiber device development: In the development and production of optical fiber devices (such as optical transceiver modules, optical amplifiers, etc.), the equipment can be used to evaluate the loss characteristics of the device, test the transmission performance of the device, etc.
Optical communication teaching experiment: In the optical communication teaching experiment, through practical operation and experimental verification, students can have a deeper understanding of the principle and technology of optical communication, and cultivate practical ability and innovative spirit.
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