Optical beamsplitters are essential components in optical systems, enabling the division of incident light into two or more beams with specific characteristics. With the integration of advanced optical simulation capabilities like 3DOptix, engineers, and researchers can now accurately model and analyze the performance of all beamsplitters available in the catalog. This empowers them to thoroughly evaluate and optimize optical designs before implementation. Our catalog features a diverse range of beamsplitters, including plate beamsplitters and cube beamsplitters. Plate beamsplitters divide incident light by reflecting a portion and transmitting the rest, while cube beamsplitters split light by both reflection and transmission within a cube-shaped optical element. Whether for beam combination, interferometry, or polarization control, our beamsplitters offer versatile solutions to suit diverse application requirements. With the ability to simulate each beamsplitter with precision using 3DOptix, our optical solutions provide researchers and engineers with the tools they need to innovate and excel in their endeavors.