Polarization beam combiners/splitters are powerful tools for optimizing fiber optic systems. They help increase bandwidth, improve signal quality, and boost efficiency. A careful selection process makes sure your PBC/PBS supports your bandwidth, handles your power, and maintains strong performance under real operating. A fiber-optic splitter, also known as a beam splitter, is based on a quartz substrate of an integrated waveguide optical power distribution device, similar to a coaxial cable transmission system. The fiber optic. Beam splitters are optical devices that play a crucial role in various scientific and industrial applications. Depending on the design, beam splitters can either reflect a portion of the incoming light and transmit the. In this paper, we propose a dual-band beam splitter, based on an anisotropic quasi-continuous metasurface, by exploring the optical responses under x-polarized (with an electric field parallel to the direction of the phase gradient) and y-polarized incidences. 100 individual layers with a reflection in the range of 750 - 850 nm and a transparency in the range of 450 - 745 nm. These are often used to separate individual spectral ranges in order to guide.