Optical Film

Abstract

Disclosed is an optical film of a double-sided structure, comprising: a body which comprises a polymer, having a first surface and a second surface opposite to each other; an accommodation mechanism provided on the first surface and the second surface; and a filler filled in the accommodation mechanism for forming a graphic structure, wherein the upper surface of the filler is just flush with the first surface and the second surface respectively to form a plane structure; or, the upper surface of the filler is lower than the first surface and the second surface respectively to form a sag structure; the body comprising the accommodation mechanism is an integral structure; the polymer comprises a thermosetting resin, a photocurable resin or a mixture of the thermosetting resin and the photocurable resin. The present application provides the optical film, so as to advantageously reduce a thickness of a film.

What is claimed is: 
     
         1 . An optical film of a double-sided structure, comprising:
 a body which comprises a polymer, having a first surface and a second surface opposite to each other;   an accommodation mechanism provided on the first surface and the second surface; and   a filler filled in the accommodation mechanism for forming a graphic structure,   wherein the upper surface of the filler is just flush with the first surface and the second surface respectively to form a plane structure; or, the upper surface of the filler is lower than the first surface and the second surface respectively to form a sag structure;   the body comprising the accommodation mechanism is an integral structure;   the polymer comprises a thermosetting resin, a photocurable resin or a mixture of the thermosetting resin and the photocurable resin.   
     
     
         2 . The optical film of a double-sided structure according to  claim 1 , wherein the accommodation mechanism comprises a groove. 
     
     
         3 . The optical film of a double-sided structure according to  claim 1 , wherein the accommodation mechanism accommodates a filler to form the graphic structure. 
     
     
         4 . The optical film of a double-sided structure according to  claim 3 , wherein the filler comprises one or more of an electrically conductive material, a coloring material, or a dyeing material. 
     
     
         5 . The optical film of a double-sided structure according to  claim 1 , wherein the body has a transmittance of above 0.7. 
     
     
         6 . The optical film of a double-sided structure according to  claim 1 , wherein the accommodation mechanism accommodates an electrically conductive material to form a printed circuit film of a double-sided structure which is used for touch screen. 
     
     
         7 . The optical film of a double-sided structure according to  claim 6 , wherein the electrically conductive material comprises one or more of an electrically conductive metal, an electrically conductive carbon tube, a graphene, or an electrically conductive polymer. 
     
     
         8 . The optical film of a double-sided structure according to  claim 1 , wherein there are only the filler and the polymer between the first surface and the second surface. 
     
     
         9 . A manufacturing method of an optical film of a double-sided structure, comprising:
 acquiring a primary body with a material being a polymer and presenting a colloidal state at a normal temperature and pressure, wherein the polymer comprises a thermosetting resin, a photocurable resin or a mixture of the thermosetting resin and the photocurable resin;   forming a primary accommodation mechanism by using an imprinting device to imprint on the primary body's two surfaces opposite to each other;   curing the primary body to obtain the optical film of a double-sided structure which is an integral structure and has an accommodation mechanism;   filling a filler in the accommodation mechanism of the optical film of a double-sided structure until just flush with the first surface and the second surface respectively to form a graphic structure.   
     
     
         10 . The manufacturing method of an optical film of a double-sided structure according to  claim 9 , wherein the imprint step comprises the following steps:
 S 21 . inputting the primary body between the first roller and the second roller;   S 22 . forming a primary accommodation mechanism by using the first roller and the second roller to imprint on two surfaces opposite to each other of the primary body.   
     
     
         11 . The manufacturing method of an optical film of a double-sided structure according to  claim 9 , wherein the imprint step and the curing step comprise the following steps:
 S 200 . imprinting on a surface of the primary body by using an imprinting device to form a primary accommodation mechanism;   S 300 . curing the primary body to obtain the optical film of a double-sided structure which is an integral structure and has an accommodation mechanism.   
     
     
         12 . The manufacturing method of an optical film of a double-sided structure according to  claim 11 , wherein the step S 200  and the step S 300  are performed simultaneously. 
     
     
         13 . A polymer film for imaging, comprising:
 a polymer having a first surface and a second surface opposite to each other, wherein the first surface is formed with a microlens structure;   an accommodation structure provided on the second surface; and   a filler filled in the accommodation mechanism for forming a graphic structure which images via the microlens structure;   wherein the body comprising the microlens structure and the accommodation structure is an integral structure;   the upper surface of the filler is just flush with the second surface to form a plane structure; or, the upper surface of the filler is lower than the second surface to form a sag structure;   the polymer comprises a thermosetting resin, a photocurable resin or a mixture of the thermosetting resin and the photocurable resin.   
     
     
         14 . The polymer film according to  claim 13 , wherein the filler and the polymer have different refractive indexes of light. 
     
     
         15 . The polymer film according to  claim 13 , wherein the accommodation structure is in a groove shape. 
     
     
         16 . The polymer film according to  claim 13 , wherein a distance between a top of the microlens structure and a top of the accommodation structure is 2˜150 micrometers. 
     
     
         17 . The polymer film according to  claim 13 , wherein the surface of the microlens structure is provided with a reflection structure. 
     
     
         18 . The polymer film according to  claim 17 , wherein a thickness of the reflection structure is 0.02˜5 micrometers.