The embodiments of the application provide a backlight module and a displaying device, relating to the technical field of display. The backlight module comprises a first support structure, an optical film material and a buffer structure; the first support structure is arranged on a side away from a light-outgoing side of the optical film material, and the first support structure and the optical film material have a through-hole; the buffer structure comprises a first buffer portion arranged in the through-hole, and a rigidity of the first buffer portion is less than a rigidity of the first support structure. The backlight module is internally provided with the buffer structure, and the first buffer portion in the buffer structure is arranged in the through-hole that penetrates through the first support structure and the optical film material.

A backlight module and an electronic device including the same are provided. The electronic device includes: a panel; and a backlight module opposite to the panel and including: a light guide plate; a first optical unit disposed on the light guide plate and having a first prism structure; a second optical unit disposed on the first optical unit and having a second prism structure; and a third optical unit disposed on the second optical unit and having a third prism structure, wherein the first prism structure faces the light guide plate, and the second prism structure and the third prism structure face the panel.

A display system and method are disclosed that includes an electronic display device and a backlight comprising a light-emitting array, a reflector adjacent to the light-emitting array, a diffuser opposite the reflector, a first brightness enhancing layer adjacent the diffuser, and an optical film in the backlight unit that includes at least one light conversion material or at least one light conversion material. The light conversion material is structured and configured to reduce hazardous blue light emissions between about 400 nm to about 500 nm. The disclosed display device can include a liquid crystal panel configured to control transmission of light from the backlight to a viewer. The display device also includes one or more optical films that incorporate one or more light conversion or light absorbing materials. The optical films can be positioned between the layers of the disclosed display device and give enhanced blue-light absorption to the display device.

The present disclosure provides a reflective polarizer module characterized by comprising: a first light collecting sheet including a first structuring pattern having a first unit light collector, the cross-sectional area of which is reduced progressively upward, which is disposed continuously in a repetitive manner, and collecting a light transmitted from below; a reflective polarizer sheet disposed in a stacked configuration on the top of the first light collecting sheet, and selectively transmitting the light by having a plurality of stacked layers having mutually different refractive indices; and a light recycling improving sheet disposed at the bottom of the reflective polarizer sheet, and randomly changing the polarized direction of the light which is not transmitted through the reflective polarizer sheet but is reflected downward.

Light-guiding panel, backlight module, and a display device are provided. An exemplary light-guiding panel includes a light-guiding body and a light diffusing-transmitting layer over the light-guiding body. The light-guiding body is configured to reflect incident light beams on a first side surface of the light-guiding body, thereby providing reflected light beams to the light diffusing-transmitting layer. The light diffusing-transmitting layer is capable of diffusing and transmitting the reflected light beams.

A manufacturing process for an integrated fully-sealed liquid crystal screen is disclosed. Components sequentially arranged are adhered to each other into a whole by a solid ultraviolet flexible adhesive, the components comprising a screen protecting glass, a liquid crystal screen set, a support frame and a rear glass cover plate and an edge lighting type backlight module being nested in the support frame The touch and display integrated screen manufactured by the process is fully-sealed, waterproof, damp-proof and ultrathin, all gaps of the screen protecting glass or the touch screen set, a liquid crystal display screen set and the side lighting type backlight module are eliminated, the image definition is improved, and also the brightness can be reduced to achieve a remarkable energy-saving effect.

A glass includes a first surface; and a second surface that is opposite to the first surface, wherein an absorption coefficient of the glass at light of wavelength 550 nm is less than or equal to 1 m.sup.−1, and a ratio (α.sub.max /α.sub.min) of a maximum value α.sub.max (m.sup.−1) to a minimum value α.sub.min (m.sup.−1) of absorption coefficients of the glass at light within a range of wavelengths from 400 nm to 700 nm is less than or equal to 10, and wherein a two-dimensional arithmetical mean height of a selectable area of 1790 μm×1330 μm of the first surface is less than or equal to 1 nm.

A light source module and a cooking appliance including the same may include a light source emitting light toward a glass top plate, a light source guide to accommodate the light source, including a light transmitting path formed in the light source guide, and limit a light irradiation region so as to guide light emitted from the light source to a light display region of the glass to plate through the light transmitting path, and an attachment bracket provided between the light source guide and the glass top plate, the attachment bracket having an optical emission path to allow light to pass from the light transmitting path and the light display region.

An operating device includes a first light-emitting area provided on a front surface of the operating device, a first light-transmitting member that is formed with a material that transmits light and that makes up the first light-emitting area, a second light-emitting area provided on an upper surface of the operating device, a second light-transmitting member that is formed with a material that transmits light and that makes up the second light-emitting area, a light source, and a light guide member adapted to guide light of the light source to the first light-transmitting member and the second light-transmitting member. The light guide member includes a first guide section arranged behind the first light-transmitting member to guide light to the first light-transmitting member, and a second guide section that extends upward beyond a position of the first light-transmitting member toward the second light-transmitting member.

A lighting module for a refrigeration appliance has a housing provided with a light outlet. The housing includes a supporting edge surrounding the light outlet and an inner frame disposed along the supporting edge. The inner frame protrudes from the supporting edge in a direction away from the light outlet. The housing further has a light source. The light source includes a light emitting element and a substrate bearing the light emitting element. The light guide plate is supported on the supporting edge and includes a first end surface protruding toward the inner frame. The housing includes a mounting portion located in a space defined by the first end surface of the light guide plate, the supporting edge, and the inner frame. The substrate is mounted on the mounting portion, so that the light emitting element and the first end surface of the light guide plate face each other.