Learn what a Fiber Optical Light Source is, how it works, its types, and how to choose the right one for accurate fiber testing and network performance.

Learn what a VOA variable optical attenuator is, how it works, and why it is critical for optical modules like SFP and QSFP in fiber networks.

Learn what a fixed optical attenuator is, how it works, and why it is used to control optical power, protect receivers, and support optical modules.

Understand what a Digital Communication Analyzer (DCA) is, how it works, and why it is essential for optical module testing, eye diagrams, and signal integrity.