An optical attenuator is a device used to reduce the power level of an optical signal, either in free space or in an optical fiber. The basic types of optical attenuators are fixed, step-wise variable, and continuously variable.
Read more about Optical Attenuator: Fiber-optic Attenuator Applications, Fixed Fiber-optic Attenuators, Built-in Variable Fiber-optic Attenuators, Variable Fiber-optic Test Attenuators, Test Automation
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