To provide a display unit that comprises a polarization selective reflection layer on which a plurality of cholesteric liquid crystal structure layers are laminated, the display unit capable of obtaining display in a desired color even when image light is made incident obliquely on the polarization selective reflection layer.SOLUTION: A display unit 10 comprises an image forming apparatus 30 that emits image light Li, and a polarization selective reflection layer 70 that reflects the image light Li to change a light path of the image light Li, wherein the polarization selective reflection layer 70 includes a plurality of cholesteric liquid crystal structure layers 71, 72, 73, and a compensation layer 90 having in-plane birefringence and arranged between the two cholesteric liquid crystal structure layers 71, 72 included in the plurality of cholesteric liquid crystal structure layers 71, 72, 73.SELECTED DRAWING: Figure 2
【課題】複数のコレステリック液晶構造層が積層された偏光選択反射層を備えた表示装置であって、画像光が偏光選択反射層に斜めに入射しても所望の色の表示を得ることが可能な表示装置を提供する。【解決手段】画像光Liを射出する画像形成装置30と、画像光Liを反射して画像光Liの光路を変化させる偏光選択反射層70と、を備え、偏光選択反射層70は、複数のコレステリック液晶構造層71,72,73と、複数のコレステリック液晶構造層71,72,73に含まれる二つのコレステリック液晶構造層71,72の間に配置された面内複屈折性を有する補償層90と、を含む、表示装置10。【選択図】図2
REFLECTOR, DISPLAY UNIT, AND MOVABLE BODY
反射体、表示装置および移動体
2019-05-09
Patent
Electronic Resource
Japanese
IPC: | G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / G09F DISPLAYING , Anzeigewesen / H04N PICTORIAL COMMUNICATION, e.g. TELEVISION , Bildübertragung, z.B. Fernsehen |
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