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 ...

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 ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is one of a series of models ...

Reader inquiries frequently concern the optimal binocular type for astronomical observation. Two primary binocular prism designs are distinguished: Porro prism and roof prism. Porro prism binoculars ...

Dove prisms may invert, reverse, or rotate an image based on which face the light is incident on, so they are also called image rotation or reversion prisms. Dove prisms can be thought of as ...