摘要:
According to one embodiment, liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, first electrodes extending in a first direction, a first sub electrode, and a second sub electrode. The second substrate unit includes a second substrate and an opposing electrode. The liquid crystal layer is provided between the first and second substrate units and. The first substrate unit including at least one selected from: a first distance between the one electrode of the first electrodes and the first sub electrode longer than a second distance between the other electrode of the first electrodes and the second sub electrode; and a first width of the first sub electrode narrower than a second width of the second sub electrode.
摘要:
According to one embodiment, a liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate and a plurality of first electrodes. The first electrodes are provided on the first substrate to extend in a first direction. Each of the first electrodes has a first side surface and a second side surface opposite to the first side surface. The second substrate unit includes a second substrate and an opposing electrode. The second substrate opposes the first substrate. The opposing electrode is provided on the second substrate to oppose the first electrodes. The liquid crystal layer is provided between the first substrate unit and the second substrate unit. The first side surface has a first protruding portion and a first recessed portion arranged with the first protruding portion in the first direction.
摘要:
According to one embodiment, an image display device includes a liquid crystal lens device and an image display unit. The liquid crystal lens device includes a liquid crystal optical element unit. The liquid crystal optical element unit includes a first substrate unit, a second substrate unit and a liquid crystal layer. The liquid crystal layer is provided between the first and second substrate units. The liquid crystal layer has an alignment twisted by an angle not less than 5 degrees and not more than 45 degrees along a normal axis of a major surface of the first substrate unit. The image display unit includes a display unit. The second substrate unit is disposed between the first substrate unit and the display unit.
摘要:
According to one embodiment, a liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate and a plurality of first electrodes. The first electrodes are provided on the first substrate to extend in a first direction. Each of the first electrodes has a first side surface and a second side surface opposite to the first side surface. The second substrate unit includes a second substrate and an opposing electrode. The second substrate opposes the first substrate. The opposing electrode is provided on the second substrate to oppose the first electrodes. The liquid crystal layer is provided between the first substrate unit and the second substrate unit. The first side surface has a first protruding portion and a first recessed portion arranged with the first protruding portion in the first direction.
摘要:
According to one embodiment, a liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, first electrodes, and second electrodes. The first electrodes extend in a first direction. The second electrodes are disposed between the first electrodes. The second substrate unit includes a second substrate, a first opposing electrode, and a second opposing electrode. The second opposing electrode is separated from the first opposing electrode. The liquid crystal layer is provided between the first and second substrate units. The distance along the second direction between the central axis and a first separating region between the first opposing electrode and the second opposing electrode is longer than a distance between the central axis and the second electrode.
摘要:
According to one embodiment, liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, first electrodes extending in a first direction, a first sub electrode, and a second sub electrode. The second substrate unit includes a second substrate and an opposing electrode. The liquid crystal layer is provided between the first and second substrate units and. The first substrate unit including at least one selected from: a first distance between the one electrode of the first electrodes and the first sub electrode longer than a second distance between the other electrode of the first electrodes and the second sub electrode; and a first width of the first sub electrode narrower than a second width of the second sub electrode.
摘要:
According to one embodiment, a liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, first electrodes, and second electrodes. The first electrodes extend in a first direction. The second electrodes are disposed between the first electrodes. The second substrate unit includes a second substrate, a first opposing electrode, and a second opposing electrode. The second opposing electrode is separated from the first opposing electrode. The liquid crystal layer is provided between the first and second substrate units. The distance along the second direction between the central axis and a first separating region between the first opposing electrode and the second opposing electrode is longer than a distance between the central axis and the second electrode.
摘要:
According to one embodiment, liquid crystal optical element includes: first board; second board; liquid crystal layer; first electrodes; second electrodes; third electrodes; and fourth electrode. The liquid crystal optical element generates refractive index distribution functioning as a lens. The first electrodes are at positions corresponding to end portions of the lens and on the liquid crystal layer side of the first board. The second electrodes are at positions corresponding to discontinuity points of the lens and on the liquid crystal layer side of the first board. The third electrodes are at positions corresponding to lens surfaces of the lens and on the liquid crystal layer side of the first board. The fourth electrode is provided to the whole surface on the liquid crystal layer side of the second board and includes first cutout portions formed at parts opposing the third electrodes.
摘要:
According to one embodiment, liquid crystal optical element includes: first board; second board; liquid crystal layer; first electrodes; second electrodes; third electrodes; and fourth electrode. The liquid crystal optical element generates refractive index distribution functioning as a lens. The first electrodes are at positions corresponding to end portions of the lens and on the liquid crystal layer side of the first board. The second electrodes are at positions corresponding to discontinuity points of the lens and on the liquid crystal layer side of the first board. The third electrodes are at positions corresponding to lens surfaces of the lens and on the liquid crystal layer side of the first board. The fourth electrode is provided to the whole surface on the liquid crystal layer side of the second board and includes first cutout portions formed at parts opposing the third electrodes.
摘要:
It is possible to reduce a crosstalk amount and stray light even if a viewing zone angle is wide or large. A stereoscopic image display apparatus includes: a flat display device and a beam controlling element provided on a front face of the flat display device. The beam controlling element includes: a first lens array having a plurality of lenses, a second lens array having a plurality of lenses, and a third lens array provided between the first lens array and the second lens array and having a plurality of lenses. The third lens array is configured such that each lens thereof on the first lens array side coincides with a corresponding lens thereof on the second lens array, and refractive indexes of the first and the second lens arrays are approximately the same, and a refractive index of the third lens array is different from the refractive indexes of the first and the second lens arrays.