MARKS FOR ANGULAR OPTICAL FILTERS

A privacy display comprises a spatial light modulator and a view angle control element that may comprise a first polariser that may be a reflective polariser, a liquid crystal retarder, a compensation retarder and an additional polariser. The layer of liquid crystal material is patterned with a mark...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	RAMSEY, Robert A, HARROLD, Jonathan, IHAS, Ben, ROBINSON, Michael G, WOODGATE, Graham J
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING FREQUENCY-CHANGING NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF
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