Abstract: A liquid crystal panel and a manufacturing method thereof, and a display apparatus are disclosed. The liquid crystal panel includes a liquid crystal cell, a first adhesive layer, a first polarizer, a second adhesive layer and an optical composite film; the first adhesive layer is located on a first side of the liquid crystal cell; the first polarizer is located on a side of the first adhesive layer away from the liquid crystal cell; the second adhesive layer is located on a side of the first polarizer away from the first adhesive layer; the optical composite film is located on a side of the second adhesive layer away from the first polarizer; the first adhesive layer adheres the first polarizer onto the liquid crystal cell, the second adhesive layer adheres the optical composite film onto the first polarizer, and the optical composite film includes diffusion particles.

Abstract: A front light source module is provided to include a side light source; a light guide layer with a light incident side opposite to the side light source in a first direction; and a first light adjusting layer, the first light adjusting layer and the light guide layer are stacked in a third direction, a portion of the first light adjusting layer away from the light guide layer is provided with micro-groove structures, each including: a first inclined surface and a second inclined surface opposite to each other in the first direction, the first inclined surface is configured to face the light incident sid, closer to the light incident side than the second inclined surface, angle ? between the first inclined surface and a plane where a surface of the first light adjusting layer away from the light guide layer is located is in a range from 26° to 42°.

Abstract: A high-energy beam additive manufacturing forming device and forming method, comprising a magnetic field unit for assisting additive forming, and further comprising a forming base (6) for placing a material (12) to be processed, and a high-energy beam generation device which emits a high-energy beam, acts on the material (12) to be processed and forms a molten pool (15). The magnetic field unit comprises a first magnetic field generating device (7), and the first magnetic field generating device (7) comprises an induction coil (20) provided below the molten pool (15). The first magnetic field generating device (7) is detachably provided below a surface, used for containing the material (12) to be processed, of the forming base (6); second magnetic field generating devices (16) are provided above the forming base (6).

Abstract: A light guiding structure, a light source module and a display module are disclosed. The light guiding structure includes a light guiding body and at least one light guiding cavity disposed in the light guiding body. The light guiding body includes a light incident surface and a light exit surface which are disposed opposite to each other. Each light guiding cavity includes a first end close to the light incident surface of the light guiding body and a second end away from the light incident surface of the light guiding body, and the light guiding cavity extends from the first end to the second end.

Abstract: A light source module and method for manufacturing the same, and a display module, and the light source module includes a light source; a light guide structure; an optical control layer arranged on the first surface of the light guide structure and a plurality of optical structures arranged at intervals at least in a first direction, and the first direction is perpendicular to the light incident surface, each of the plurality of optical structures includes a groove in the optical control layer, and the groove forms an opening in the third surface, each of the plurality of optical structures includes a first optical surface, a second optical surface, a third optical surface, and a fourth optical surface, and the first optical surface, the second optical surface, the third optical surface, and the fourth optical surface are sequentially away from the light incident surface in the first direction.

Abstract: A light guiding structure, a light source module and a display module are disclosed. The light guiding structure includes a light guiding body and at least one light guiding cavity disposed in the light guiding body. The light guiding body includes a light incident surface and a light exit surface which are disposed opposite to each other. Each light guiding cavity includes a first end close to the light incident surface of the light guiding body and a second end away from the light incident surface of the light guiding body, and the light guiding cavity extends from the first end to the second end.

Abstract: The present disclosure provides a light source module, a method of manufacturing a light source module, and a display module. The light source module includes: a light source; a light guide structure including a light incident surface; an optical control layer including a first surface away from the light guide structure and a second surface facing the light guide structure; and at least two optical structures arranged in the optical control layer and configured to adjust a light incident on the optical structures. Each optical structure includes a groove located in the optical control layer and a low refractive index material portion filled in the groove, and the low refractive index material portion has a refractive index less than that of the optical control layer body; and each optical structure includes a first optical surface and a second optical surface.

Abstract: A back light unit and a display device are proposed. The back light unit includes a light guide plate and multiple light emitting diodes, wherein the multiple light emitting diodes are disposed on a light entrance surface of a side end of the light guide plate, the light entrance surface of the light guide plate is disposed with at least one groove, and the at least one groove is disposed between at least part of adjacent light emitting diodes.