Abstract: Here discloses a method for duplicating a hologram and a hologram optical element. The method comprises: preparing a master with a master hologram; preparing a sample with coated photoalignment material layer above the master; and irradiating a recording light through the sample to the master, so that at least one portion of the recording light is reflected by the master as an object light carrying the master hologram information, and so that the object light and the recording light are interfered at the photoalignment material layer to produce a duplicated hologram in the photoalignment material layer.

Abstract: Here discloses an optical display system and an electronics device. The optical display system comprises: image-generating display; controllable polarization rotator module, which receives light from the image-generating display and outputs the light into polarized light with a first polarization and/or a second polarization under control; a first reflective lens, which reflects the polarized light with a first polarization to a pupil of an observer; and a second reflective lens, which reflects the polarized light with a second polarization to the pupil, wherein the first reflective lens and the second reflective lens have different optical powers to produce image planes at different depths.

Abstract: An optical display system and an electronic device are disclosed. The optical display system comprises: an image generating unit, which generates an image light output, wherein the image light output has a narrow angular luminance distribution; and an optical lens system, which is placed in front of the image generating unit and guides the image light output to an eye of a viewer, wherein the image generating unit includes: an image generating component, which generates a polarized light output; a polarization-dependent light deflection component, disposed to accept the polarized light output from the image-generating component and increase the amount of the polarized light output that can enter an exit pupil of the optical lens system, and the polarized light output deflected by the polarization-dependent light deflection component has the narrow angular luminance distribution.

Abstract: A display device and an electronic apparatus are disclosed. The display device comprises: an image-display component, which generates an image light output, wherein at least one pixel light of the image light output has light polarization components of at least two polarization states or has a polarization light component of a polarization state and a non-polarization light component; and a polarization dependent image offset component, which receives the image light output coming from the image display component and deflects the polarization light components based on the polarization states to separate each of the at least one pixel light into at least two pixel lights, or deflects the polarization light component from the non-polarization light component to separate each of the at least one pixel light into at least two pixel lights.

Abstract: An optical display system and a head-mounted display electronics apparatus are disclosed. The optical display system comprises: an image-generating apparatus, which generates image light; and an image-viewing apparatus, which guides the image light to eyes of a viewer, wherein the image-viewing apparatus comprises an imaging optical assembly and a multifocal assembly placed, the multifocal assembly has at least two optical powers and is programmable to choose at least one of the optical powers at a given time.

Abstract: An optical display system and a head-mounted display electronics apparatus are disclosed. The optical display system comprises: an image-generating apparatus, which generates image light; and an image-viewing apparatus, which guides the image light to eyes of a viewer, wherein the image-viewing apparatus comprises an imaging optical assembly and a multifocal assembly placed, the multifocal assembly has at least two optical powers and is programmable to choose at least one of the optical powers at a given time.

Abstract: An optical display system and an electronics device are disclosed. The optical display system comprises: a display, which generating image light of a first polarization; a partial reflector, which transmits the image light without changing its polarization and reflects the image light with its polarization being changed to a second polarization; a first optic unit, placed after the partial reflector, which includes at least one refractive lens for chromatic aberration correction; and a reflection-type Pancharatnam-Berry lens, which is placed after the first optic unit and works in the Bragg regime, and which reflects the image light of the first polarization and transmits the image light of the second polarization.

Abstract: An optical display system and an electronic device are disclosed. The optical display system comprises: an image generating unit, which generates an image light output, wherein the image light output has a narrow angular luminance distribution; and an optical lens system, which is placed in front of the image generating unit and guides the image light output to an eye of a viewer, wherein the image generating unit includes: an image generating component, which generates a polarized light output; a polarization-dependent light deflection component, disposed to accept the polarized light output from the image-generating component and increase the amount of the polarized light output that can enter an exit pupil of the optical lens system, and the polarized light output deflected by the polarization-dependent light deflection component has the narrow angular luminance distribution.

Abstract: An exit pupil steering device (110) comprises: at least one first lens coupler module, each of which includes: a first controllable polarization converter (114), which can convert an incident light (140) of a first polarization state into a second polarization state under control, and a first diffractive lens (113), which diffracts the incident light of the first polarization state to a first pupil location of a viewer (142) and passes the incident light of the second polarization state, or which passes the incident light of the first polarization state and diffracts the incident light of the second polarization state to the first pupil location (142); and a second lens coupler module, which is placed after the first lens coupler module and diffracts the incident light to a second pupil location of the viewer (144). The exit pupil steering device (110) can be used in an optical display system and an electronics apparatus (70).

Abstract: A display device and an electronic apparatus are disclosed. The display device comprises: an image-display component, which generates an image light output, wherein at least one pixel light of the image light output has light polarization components of at least two polarization states or has a polarization light component of a polarization state and a non-polarization light component; and a polarization dependent image offset component, which receives the image light output coming from the image display component and deflects the polarization light components based on the polarization states to separate each of the at least one pixel light into at least two pixel lights, or deflects the polarization light component from the non-polarization light component to separate each of the at least one pixel light into at least two pixel lights.

Abstract: An input coupler component, optical display system and electronics apparatus are disclosed. The input coupler component, comprisesing: an input polarization volume grating, which is disposed to deflect an. input polarized electromagnetic wave into a waveguide in a total internal reflection manner and an input polarization management layer, which. adjusts the polarization.