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Optical Intelligent Attenuation System

DVOA is a card developed by Visint® for the unstable optical power of optical communication lines. It plays the role of automatic optical gain adjustment and protection of the optical receiver, and is connected in series in the communication fiber link to ensure that the communication has no blocking operation. The panel provides setting buttons for easy installation and debugging. The panel LED indicator shows the current system operating status at a glance. The system is designed to work stably in harsh environments according to industrial grades. It is widely used in the intelligent adjustment of optical circuits such as PDH, SDH systems, Ethernet systems, and wavelength division multiplexing systems.


Dynamic Variable Optical Attenuator

DVOA Dynamic Variable Optical Attenuator

DVOA Dynamic Variable Optical Attenuator

DVOA is a card developed by Visint for the unstable optical power of optical communication lines. It plays the role of automatic optical gain adjustment and protection of the optical receiver, and is connected in series in the communication fiber link to ensure that the communication has no blocking operation. The panel provides setting buttons for easy installation and debugging. The panel LED indicator shows the current system operating status at a glance. The system is designed to work stably in harsh environments according to industrial grades. It is widely used in the intelligent adjustment of optical circuits such as PDH, SDH systems, Ethernet systems, and wavelength division multiplexing systems.

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