A hot tub is a large bathtub that can accommodate two or more people at the same time.

A large hot tub is a huge container that one or more people can fit into and is used for individual or group bathing or relaxation. Therefore, it is considered a bathroom item. There are many types: from ceramic ones designed to always stay in one place to inflatable ones. A hot tub is a… Continue reading A hot tub is a large bathtub that can accommodate two or more people at the same time.

PLC splitter, also known as a planar waveguide splitter

A PLC splitter, also known as a planar waveguide splitter, splits one or two light beams into multiple uniform light beams, or combines multiple light beams into one or two light beams. It is a passive optical device with multiple input/output terminals, especially applicable to PON (EPON, GPON, BPON, FTTX, etc.) to connect MDF (main… Continue reading PLC splitter, also known as a planar waveguide splitter