A prism has a constant cross-section throughout its length. When the cross-section is a triangle, the prism is called a triangular prism. When the cross-section is a hexagon, the prism is called a ...
A cylinder is a circular prism close circular prism (cylinder)A three-dimensional figure having two parallel bases that are circles equal in terms of radius, diameter, circumference and surface area ...
Prisms are commonly used in spectroscopy for dispersing or controlling the direction or polarisation of light. This can be helpful for splitting the incoming light into its wavelength components to ...