Abstract: A composite optical film comprises a first optical film and a second optical film disposed on the first optical film, wherein the first optical film comprises a first substrate; a plurality of reversed prisms disposed on a bottom surface of the first substrate; and a first diffusion film disposed over a top surface of the first substrate; and the second optical film comprises a first PET film thereon having a first set of prisms and a second PET film having a second set of prisms thereon, wherein the first PET film and the second PET film are laminated together.

Abstract: An optical structure, comprising an optical film having a substrate, wherein a first plurality of multi-faceted recesses are formed on the top surface of the substrate, wherein a prism module is disposed over the first optical film, wherein the prism module comprises a plurality of prism sheets that are stacked and bonded to each other.

Abstract: An optical assembly, comprising:a first optical film; an adhesive layer, wherein the adhesive layer is disposed on the first optical film, wherein the adhesive layer comprises a plurality of light-diffusing particles therein; and a second optical film comprising a plurality of microstructures that are boned to the adhesive layer without penetrating into the adhesive layer.

Abstract: A composite optical film comprises a first optical film and a second optical film disposed on the first optical film, wherein the first optical film comprises a first substrate; a plurality of reversed prisms disposed on a bottom surface of the first substrate; and a first diffusion film disposed over a top surface of the first substrate; and the second optical film comprises a first PET film thereon having a first set of prisms and a second PET film having a second set of prisms thereon, wherein the first PET film and the second PET film are laminated together.

Abstract: An optical film, comprising a substrate, wherein a first plurality of multi-faceted recesses are formed on the substrate, wherein the plurality of multi-faceted recesses are capable of scattering lights that enter into a second surface of the substrate, said first surface and said second surface are two opposite surfaces of the substrate.

Abstract: A composite optical film, comprising: a quantum-dot film and a first optical film disposed over the quantum-dot film, wherein a first plurality of multi-faceted recesses are formed on a first surface of the first optical film, wherein each multi-faceted recess comprises a shape of a reversed cone.

Abstract: The present invention discloses a quantum-dot composite film comprising: a quantum-dot prism film, comprising a quantum-dot layer and a first plurality of prisms disposed over the quantum-dot layer, wherein a first optical prism film and a second optical prism film are disposed over the quantum-dot prism film for increasing the brightness level of the quantum-dot prism film.

Abstract: A composite quantum-dot optical film comprises a quantum-dot layer and a composite structure disposed on the quantum-dot layer, wherein the composite structure comprises a first substrate, a second substrate, and a first barrier layer, wherein each of the first substrate and the second substrate comprises a polymer material, wherein the barrier layer being made of organic material and capable of being water-resistant is disposed between the first substrate and the second substrate.

Abstract: An optical assembly, comprising:a first optical film; an adhesive layer, wherein the adhesive layer is disposed on the first optical film, wherein the adhesive layer comprises a plurality of light-diffusing particles therein; and a second optical film comprising a plurality of microstructures that are boned to the adhesive layer without penetrating into the adhesive layer.

Abstract: The present invention discloses an optical assembly. The optical assembly comprises a first optical film, a second optical film and an adhesive layer between the first optical film and the second optical film. The top surface of the adhesive layer is disposed on the bottom surface of the first optical film. The adhesive layer comprises a plurality of first acrylate functional groups. The second optical film comprises a plurality of microstructures. Each of the plurality of microstructures has a top planar portion having a plurality of second acrylate functional groups. The top planar portion is bonded to the bottom surface of the adhesive layer through a chemical bonding between the plurality of first acrylate functional groups and the plurality of second acrylate functional groups without making the top planar portion penetrate into the adhesive layer.

Abstract: The present invention discloses a method of forming an optical sheet. The method comprises: providing a mold having a first surface; forming a plurality of first concave shapes on the first surface of the mold such that the first surface of the mold is changed to a second surface of the mold; forming a plurality of second shapes on the plurality of first concave shapes such that the second surface of the mold is changed to a third surface of the mold; and using the third surface of the mold to emboss a film on a substrate to form a composite structure corresponding to the combination of the plurality of first concave shapes and the plurality of second shapes.

Abstract: The present invention discloses an optical assembly used in the backlight module. The optical assembly comprises: a first optical film having a first surface; an adhesive layer having a second surface and a third surface opposite to the second surface, wherein the second surface of the adhesive layer is disposed on the first surface of the first optical film; and a diffusing sheet having a fourth surface comprising a plurality of first microstructures and a plurality of second microstructures, wherein each of the plurality of second microstructures extends along a first direction, wherein the maximum height of the plurality of second microstructures is greater than that of the plurality of first microstructures so as to bond the plurality of second microstructures to the third surface of the adhesive layer.

Abstract: The present invention discloses an optical assembly used in the backlight module. The optical assembly comprises: a first optical film having a first surface; an adhesive layer having a second surface and a third surface opposite to the second surface, wherein the second surface of the adhesive layer is disposed on the first surface of the first optical film; and a diffusing sheet having a fourth surface comprising a plurality of first microstructures and a plurality of second microstructures, wherein each of the plurality of second microstructures extends along a first direction, wherein the maximum height of the plurality of second microstructures is greater than that of the plurality of first microstructures so as to bond the plurality of second microstructures to the third surface of the adhesive layer.

Abstract: The present invention discloses a method of forming an optical sheet. The optical sheet comprises a substrate and a film. The substrate has a first surface and a second surface opposite to the first surface. The film has a third surface and a fourth surface opposite to the third surface. The third surface of the film is on the first surface of the substrate. The fourth surface of the film comprises a structure corresponding to a combination of a plurality of first convex shapes and a plurality of second convex or concave shapes superimposed on the plurality of first convex shapes.

Abstract: The present invention discloses an optical assembly.

Abstract: An optical substrate having a structured prismatic surface and an opposing structured lenticular surface. The structured lenticular surface includes shallow-curved lens structures. Adjacent shallow-curved lens structure may be continuous or contiguous, or separated by a constant or variable spacing. The lens structure may have a longitudinal structure with a uniform or varying cross section. The lenticular lenses may have a laterally meandering structure. Sections of adjacent straight or meandering lenticular lenses may intersect or partially or completely overlap each other. The lenticular lenses may be in the form of discontinuous lenticular segments. The lenticular segments may have regular, symmetrical shapes, or irregular, asymmetrical shapes, which may be intersecting or overlapping, and may be textured. The lens structure may be provided with isolated ripples, in the form of a single knot, or a series of knots.

Abstract: The present invention discloses a method of forming an optical sheet. The optical sheet comprises a substrate and a film. The substrate has a first surface and a second surface opposite to the first surface. The film has a third surface and a fourth surface opposite to the third surface. The third surface of the film is on the first surface of the substrate. The fourth surface of the film comprises a structure corresponding to a combination of a plurality of first convex shapes and a plurality of second convex or concave shapes superimposed on the plurality of first convex shapes.

Abstract: The present invention discloses a method of forming an optical sheet. The method comprises: providing a mold having a first surface; forming a plurality of first concave shapes on the first surface of the mold such that the first surface of the mold is changed to a second surface of the mold; forming a plurality of second shapes on the plurality of first concave shapes such that the second surface of the mold is changed to a third surface of the mold; and using the third surface of the mold to emboss a film on a substrate to form a composite structure corresponding to the combination of the plurality of first concave shapes and the plurality of second shapes.

Abstract: The present invention provides a luminance enhancement film which is superior in dimensional stability, thermal stability, and anti-deformation ability. Thus, it can meet the current requirement for thinning LCD apparatuses. With regard to the luminance enhancement film, a prism row structure is formed on a surface of a substrate, and a reinforced layer is formed on the other surface of the substrate. The glass transition temperature of the reinforced layer is in the range from 80° C. to 250° C., and the thickness of that is in the range from 3 ?m to 50 ?m.

Abstract: This invention discloses a method of forming an uneven structure on a substrate. Cut a plurality of trenches in an order on a surface of a mold through a control system, wherein the plurality of trenches comprise at least one first trench, wherein for any second trench of the at least one first trench, the second trench overlaps with at least one third trench different from the second trench such that the second trench is cut off by the at least one third trench. Use the surface of the mold to emboss a thin film on the substrate to form the uneven structure.