Optical elements that use diffraction to control wavefronts. Diffractive optical elements include diffraction gratings, surface-relief diffractive lenses, holographic optical elements and computer-generated holograms. Fabrication methods include...

The holographic recording of sequences of high-speed phenomena. With a multiple beam laser, multiple holograms that depict...

A computer-generated, phase-and-amplitude, off-axis hologram made by a multi-exposure technique that uses three computer...

Multiple exposures of holograms, one for each position of a vibrating image, that are used for vibration analysis and that...

A series of permanent holograms in dichromated gelatin formed by opening total page-composer apertures and setting a point...

The production of holograms initially from either conventional photographs or incoherent optical equipment.

Lensless microscopy, also known as computational or holographic microscopy, is an imaging technique that captures and...

The formation of an interferogram by means of two holograms on the same recording medium, often used for determining small...

A holographic camera, also known as a holographic imaging system or holographic recorder, is a specialized device used to...

Digital holographic microscopy (DHM) is an advanced imaging technique that combines holography and digital image processing...

Holographic tomography is an advanced imaging technique that combines holography and tomography to provide three-dimensional...

The recording of three or more separate holograms having a different color on a medium, so that illumination with a tricolor...

A computer-generated hologram (CGH) is a holographic image produced using computational methods and algorithms, rather than...

A hologram formed when the light of the illuminating beam is absorbed in correspondence with the recording exposure. In...

A technology that uses electrically activated holograms stored within specially developed crystals to route information in...