Abstract: A vehicle lamp module, a vehicle lamp and a vehicle. The vehicle lamp module comprises a circuit board, at least one reflector and light shields in one-to-one correspondence with the reflectors. Each of the light shields comprises a plurality of light shield positioning plugs, and the circuit board comprises light shield positioning sockets corresponding to the light shield positioning plugs, thereby realizing direct positioning of the light shields and the circuit board. The light shields and the reflector are respectively and directly positioned with the circuit board, such that accurate and good positioning among vehicle lamp optical element systems consisting of the circuit board, the light shields and the reflectors is realized, and position errors caused by indirect positioning among optical elements due to the fact that a radiator is used as a positioning piece are avoided, ensuring light form effect, and improving the module performance.

Abstract: Provided are an automotive lamp optical element, an automotive lamp module and a vehicle. The automotive lamp optical element includes a light-incident portion, a transmission portion and a light-emitting portion connected in sequence. The light-incident portion is provided with at least one light-incident structure configured to converge light. An area of a cross section of the transmission portion gradually increases in a light transmission direction. A light-emitting convex surface is formed on one end of the light-emitting portion facing away from the transmission portion. The automotive lamp module includes the above automotive lamp optical element, and further includes at least one light source. The at least one light source is disposed in one-to-one correspondence with the at least one light-incident structure.

Abstract: A lens for forming a beam pattern in a low-beam zone III, a vehicle illuminator, and an automobile. The lens for forming the beam pattern in the low-beam zone III comprises a lens main body. A low-beam zone III formation structure is provided at or integrally formed with a light-entering surface of the lens main body. The low-beam zone III formation structure comprises multiple protrusions protruding from the light-entering surface and is used to diffuse light. The lens for forming the beam pattern in the low-beam zone III has a simple structure, a small volume and high optical efficiency.

Abstract: The present disclosure provides a gantry for an X-ray system. The gantry may include a base section, a lifting section, and a swing section. The base section may be configured to move. A first end of the lifting section may be connected to the base section. A first end of the swing section may be rotatably connected to a second end of the lifting section. A radiation assembly may be disposed on a second end of the swing section.

Abstract: A high and low beam integrated vehicle lamp lighting device, a vehicle lamp, and a vehicle. The lighting device comprises a first light source, a first light-condensing element, a second light source, a second light-condensing element, a light distribution element, and a lens; the first light-condensing element is arranged to be capable of condensing light emitted by the corresponding first light source and making the light projected through the lens by means of the light distribution element to form a low beam shape, and the second light-condensing element is arranged to be capable of condensing light emitted by the corresponding second light source and making the light projected through the lens by means of the light distribution element to form a high beam shape, wherein the light exit direction of at least one of the first light-condensing element and the second light-condensing element intersects with a light shape projection direction.

Abstract: Disclosed are a vehicle lamp optical element, a vehicle lamp module comprising the vehicle lamp optical element, a vehicle headlamp, and a vehicle. The vehicle lamp optical element comprises a light incoming part, a transmission part and a light exiting part, which are sequentially arranged. The light incoming part includes at least one light incoming structure. The rear end and the front end, in a light exiting direction, of the transmission part are respectively a light incoming end and a light exiting end of the transmission part. One end, facing away from the light exiting end of the light exiting part forms a light exiting face. The light exiting face is a curved face protruding forwards. The distance between at least one set of opposite side faces of the transmission part gradually increases from the end approaching the light incoming end to the end approaching the light exiting end.

Abstract: The present disclosure relates to a vehicle lighting system, and discloses a vehicle lighting device. The vehicle lighting device includes a bracket, a plurality of rotating arms and a plurality of lighting modules. The rotating arms include driving columns and rotating shafts; the plurality of lighting modules are mounted on the plurality of rotating arms respectively, and the rotating shafts are rotationally mounted on the bracket, so that the rotating arms can be independently driven by the driving columns to rotate around the rotating shafts; and the rotating shafts are horizontally arranged in parallel. The lighting modules can independently and synchronously rotate up and down, the adjustment range of a light pattern position is wide, an occupied space in a headlight is small, and control is convenient. The present disclosure further discloses a vehicle headlight including the vehicle lighting device, and a vehicle.

Abstract: A vehicle lighting module comprises a primary optical element and a secondary optical element. The primary optical element comprises at least one light entrance part, a light transmission part, and a light exit part sequentially provided along a light exit direction. Either the optical axes of the light entrance parts on either side of the primary optical element incline towards an optical axis of the secondary optical element and the light exit part is a concave arc surface, or the direction of the optical axis of the light entrance part is the same as that of the optical axis of the secondary optical element and the horizontal cross-sectional line and/or vertical cross-sectional line of the light exit part is configured as a curved line protruding forward. The vehicle lighting module has a small volume while ensuring light effects, and can be adapted to narrow and compact vehicle lamp modeling.

Abstract: A wafer measurement method and apparatus, a medium, and an electronic device are provided. The measurement method includes: acquiring a wafer measurement region image; identifying a characteristic marker in the wafer measurement region image; determining an actual position of the characteristic marker in the wafer measurement region image; determining a deviation amount of the characteristic marker according to the actual position of the characteristic marker and a standard position of the characteristic marker; and determining a deviation amount of a measurement point in the wafer measurement region image according to the deviation amount of the characteristic marker.

Abstract: The present disclosure proposes a vehicle lamp assembly, which includes a plurality of light sources, a primary optical element, and a secondary optical element, the primary optical element includes a primary optical element body and a plurality of light incident parts, the plurality of light sources is in one-to-one correspondence with the plurality of light incident parts, the primary optical element body includes a main reflector and an edge reflector arranged on a left edge and/or right edge of the main reflector, the plurality of light incident parts includes an edge light incident part located on a left side and/or right side, at least a part of light emitted from the edge light incident part is reflected to the secondary optical element by the edge reflector, and a remaining part of the light is reflected to the secondary optical element by the main reflector.

Abstract: Disclosed are a lighting module, a vehicle lamp and a vehicle. The lighting module includes a plurality of high-beam light sources, a plurality of low-beam light sources, a high-beam optical element and a low-beam optical element. The high-beam optical element includes a plurality of high-beam light guide bodies, which are in one-to-one correspondence with the plurality of high-beam light sources. The low-beam optical element includes at least one low-beam light guide body, the plurality of low-beam light sources are disposed at a rear end of the at least one low-beam light guide body, and a front end of the at least one low-beam light guide body forms a continuous low-beam light emitting surface. The low-beam optical element and the high-beam optical element are disposed one above the other, an upper boundary of the high-beam light emitting surface.

Abstract: A vehicle lamp module and a vehicle using same. The vehicle lamp module comprises: a low beam circuit board (1), a low beam reflector (2), a high beam circuit board (3), a high beam condenser (4), a heat radiator (5), a lens (6), a lens support (7), and a module support (8), wherein the low beam reflector (2) serves as an optical element for forming a low beam shape, and the high beam condenser (4) serves as an optical element for forming a high beam shape. The vehicle lamp module has a good light shape uniformity, good low beam visibility, good high beam lighting performance, and excellent heat dissipation performance. Moreover, the module has a relative simple structure, a light weight, a small volume, a low cost, and a good comprehensive performance.

Abstract: A high and low beam integrated vehicle lamp lighting device, a vehicle lamp, and a vehicle. The lighting device comprises a first light source, a first light-condensing element, a second light source, a second light-condensing element, a light distribution element, and a lens; the first light-condensing element is arranged to be capable of condensing light emitted by the corresponding first light source and making the light projected through the lens by means of the light distribution element to form a low beam shape, and the second light-condensing element is arranged to be capable of condensing light emitted by the corresponding second light source and making the light projected through the lens by means of the light distribution element to form a high beam shape, wherein the light exit direction of at least one of the first light-condensing element and the second light-condensing element intersects with a light shape projection direction.

Abstract: A vehicle light optical element (VLOE) comprises a light incident portion, a transmission portion, and a light emitting portion sequentially arranged from back to front. The light incident portion comprises an illuminating light incident structure (ILIS) and at least one high-beam light incident structure (HBLIS), in which an illuminating light incident surface of the ILIS is adapted to receive auxiliary light during low-beam lighting. Alternatively, the light incident portion comprises an ILIS and at least one HBLIS, in which the ILIS is either a flat surface, a curved cylindrical body protruding backwards, a hemispherical body protruding backwards, or a light condensing structure. The ILIS is adapted to receive auxiliary lighting light during low-beam lighting. The ILIS is provided on the VLOE, such that when a vehicle light is in a low-beam lighting mode, the VLOE is also luminous, thereby improving the aesthetic appearance of the vehicle light.

Abstract: A mounting structure of a primary optical element for a vehicle headlamp, comprising a primary optical element, a mounting bracket for mounting the primary optical element, and a cover plate connected to the mounting bracket; the primary optical element, the mounting bracket, and the cover plate are provided with positioning limiting structures for limiting the degree of freedom of the primary optical element; the positioning limiting structures comprise an up-down positioning limiting structure provided on the primary optical element, the mounting bracket and the cover plate, as well as a left-right positioning limiting structure and a front-back positioning limiting structure provided on the primary optical element and the mounting bracket. Also disclosed are a vehicle lamp and a vehicle comprising the mounting structure of a primary optical element for a vehicle headlamp.

Abstract: An vehicle light optical element (1) related to the technical field of vehicle lighting. The optical vehicle light element (1) comprises a light incident portion (10), a light transmission portion (11), and a light emitting portion. Two ends on the light transmission portion (11) in a light emitting direction are respectively a light incident end and a light emitting end. The light incident portion (10) comprises at least one light incident structure (13) provided at the light incident end of the light transmission portion (11) and corresponding to a light source (20). The light emitting portion comprises a light emitting surface (12) protruding from the light emitting end of the light transmission portion (11) towards the light emitting direction. A cross-sectional area of the light transmission portion (11) gradually increases from the light incident end to the light emitting end.

Abstract: Provided are a vehicle lamp III-zone illumination structure, vehicle lamp condenser, automobile illumination module, and automobile. The illumination structure comprises a III-zone light-incident part and a III-zone light-emitting part, sequentially arranged along the direction of incidence of light beams; The light-incident part comprises two light-transmitting tabs distributed in the horizontal direction; each tab comprises a III-zone light-incident surface, and the structure of the tabs is suitable for forming a light expansion profile, the normal direction of the light-incident surface faces the light-emitting part; the III-zone forming light beams are incident on the light-incident surface, and after being diffused by the light-incident surface, illuminate toward the light-emitting part, and are emitted via the light-emitting part.

Abstract: A controlled oxidizing method is provided for preparing a high-performance nickel-rich lithium ion battery cathode material having a composition of LiNixM1-xO2, where 0.6<x<0.9, and M is one or more metals selected from the group consisting of Co, Mn, Fe, Ti, Zr, V, and Cr. The method comprises combining a water-soluble salt precursor of nickel and a water-soluble salt precursor of the one or more M metals with one or more oxidizing agents to form an aqueous solution. The aqueous solution is alkalized to a selected pH value to produce precipitated precursors. The precipitated precursors are mixed with a lithium precursor to form a lithiated precursor. The lithiated precursor is calcined to form the nickel-rich lithium ion battery cathode material.

Abstract: A ball bearing cage having pockets for accommodating spherical rolling elements. At least one of the pockets has a substantially conical inner surface whose diameter is gradually enlarged from the inside to the outside in a specific range in the radial direction of the bearing. On the basis of the above-mentioned cage, the present invention also provides a bearing using the cage, a harmonic drive and related mechanical devices.

Abstract: An vehicle light optical element(1) related to the technical field of vehicle lighting. The optical vehicle light element(1) comprises a light incident portion (10), a light transmission portion(11), and a light emitting portion. Two ends on the light transmission portion(11) in a light emitting direction are respectively a light incident end and a light emitting end. The light incident portion (10) comprises at least one light incident structure(13) provided at the light incident end of the light transmission portion(11)and corresponding to a light source (20). The light emitting portion comprises a light emitting surface(12) protruding from the light emitting end of the light transmission portion(11) towards the light emitting direction. A cross-sectional area of the light transmission portion (11) gradually increases from the light incident end to the light emitting end.