They are designed to split unpolarized light at a specific Reflection/Transmission (R/T) ratio with unspecified polarization tendencies. Metasurface-based beam splitters attracted huge interest for their superior properties compared with conventional ones made of bulk materials. In this paper, we propose a dual-band. Key Laboratory of Ultra-Weak Magnetic Field Measurement Technology, Ministry of Education, School of Instrumentation and Optoelectronic Engineering, Beihang University, Beijing, China 2. Research Institute for Frontier Science, Beihang University, Beijing, China The construction of large-scale. Beamsplitters are optical components used to split incident light at a designated ratio into two separate beams. Beamsplitters are often classified according to their construction: cube or plate. A beam splitter (or beamsplitter, power splitter) is an optical device which can split an incident light beam (e. a laser beam) into two (or sometimes more) beams, which may or may not have the same optical power (radiant flux). The library includes research papers, conference proceedings, technical articles, and book chapters that cover both theoretical and.