The incident ray is refracted towards the normal as it enters the glass prism from air. It is then refracted away from the normal at the boundary between glass and air as it leaves the prism.

The natural muscle structure, composed of many thin fibres, acts like a prism ... and increasing the intensity of light ...

Genoa Instruments flagship product is PRISM – Photon-Resolved Image Scanning Microscope. This optical microscope uniquely integrates spatial and temporal super-resolution for structural and ...