Display element and display device

A display element, comprising:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• a concave portion is formed between the electrodes so as to be concaved lower than the electrodes.

A display element, comprising:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• at least one of the electrodes is formed above the substrate via an insulating layer formed in a convex shape.

A display element, comprising:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• at least one of the electrodes is structured such that a plurality of electrodes are stacked via insulating layers.

A display element, comprising:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• at least one of the electrodes is formed such that a height of the electrode in a substrate normal direction is 0.5 μm or more.

A display element, comprising:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• at least one of the electrodes is formed so as to cover at least part of an insulating layer formed in a convex shape.

A display element, comprising:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein:
• the electrodes are formed on side surfaces of insulating layers each of which is formed in a convex shape, and
• electrodes which are not electrically connected to those electrodes are further provided on the side surfaces of the insulating layers.

A display device, comprising a display element which includes:

• a pair of substrate at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein,
• said at least a pair of electrodes are provided such that a maximal electric field region is separated from interfaces of the substrates.

A display device, comprising a display element which includes:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• a concave portion is formed between the electrodes so as to be concaved lower than the electrodes.

A display device, comprising a display element which includes:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• at least one of the electrodes is formed above the substrate via an insulating layer formed in a convex shape.

A display device, comprising a display element which includes:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• at least one of the electrodes is structured such that a plurality of electrodes are stacked via insulating layers.

A display device, comprising a display element which includes:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• at least one of the electrodes is formed such that a height of the electrode in a substrate normal direction is 0.5 μm or more.

A display device, comprising a display element which includes:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein
• at least one of the electrodes is formed so as to cover at least part of an insulating layer formed in a convex shape.

A display device, comprising a display element which includes:

• a pair of substrates at least one of which is transparent;
• a medium, sandwiched between the substrates, whose magnitude of an optical anisotropy is changed by applying an electric field;
• and
• at least a pair of electrodes for applying to the medium an electric field which is substantially parallel to the substrates, wherein:
• the electrodes are formed on side surfaces of insulating layers each of which is formed in a convex shape, and
• electrodes which are not electrically connected to those electrodes are further provided on the side surfaces of the insulating layers.