What’s a Port Expander?

A port expander allows one computer port to connect to multiple devices. There are internal and external expanders, also known as splitters. They are commonly used in homes for power, cable, and A/B switching. Expanders are made for various ports, with USB and Ethernet being the most common. Commercial systems have specialized expanders for different […]

What’s a Beam Expander?

Beam expanders use lenses to increase the size of laser or light beams without affecting their color or focus. They are used in various scientific applications, from microscopes to astronomical measurements, and can handle light from ultraviolet to infrared regions. Beam expanders are essentially telescopes, with Galilean designs preferred to prevent distortion from laser heat. […]

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