Abstract: A display assembly is provided. The display assembly includes a fixing housing, a plurality of first lens structures, and a plurality of display modules. The fixing housing is provided with a plurality of through holes. The plurality of first lens structures one-to-one correspond to the plurality of through holes, and the plurality of display modules one-to-one correspond to the plurality of first lens structures. The plurality of display modules include at least two display modules being spliced with each other, and light emitted by each of the display modules is emitted through a corresponding first lens structure.

Abstract: A near-eye display device is disclosed. The near-eye display device includes: a plurality of display screens for image display; the plurality of display screens at least including: a first display screen, a second display screen and a third display screen; and an imaging lens group configured to image displayed images of the display screens; the imaging lens group including at least: a first lens and a second lens; where the first lens and the second lens are both on a light-emitting side of the first display screen, and the second lens is on a side of the first lens away from the first display screen; the second display screen and the third display screen are on a side of the first lens away from the first display screen.

Abstract: The present invention discloses a jet printing process for a protective layer of an upper cover of a lithium battery, a jet printing region is divided into a first jet printing region and a second jet printing region and is combined with a flying ink blocking plate having a hollowed-out jet printing window, such that flying ink can be prevented from splashing onto non-jet printed areas such as a positive and negative electrodes, a liquid injection hole, a two-dimensional code area of the upper cover of lithium battery during jet printing at a position which requires ink jet printing.

Abstract: The present invention discloses a jet printing process for a protective layer of an upper cover of a lithium battery, a jet printing region is divided into a first jet printing region and a second jet printing region and is combined with a flying ink blocking plate having a hollowed-out jet printing window, such that flying ink can be prevented from splashing onto non-jet printed areas such as a positive and negative electrodes, a liquid injection hole, a two-dimensional code area of the upper cover of lithium battery during jet printing at a position which requires ink jet printing.

Abstract: An optical system includes at least one first display module, at least one second display module, and a first optical element. The first optical element includes a first light incident surface, a second light incident surface, and a viewing surface. The first light incident surface is configured to transmit imaging light emitted from the at least one first display module into the first optical element and refract it onto the second light incident surface. The second light incident surface is configured to transmit imaging light emitted from the at least one second display module into the first optical element and refract it onto the viewing surface, and reflect the imaging light transmitted into the first optical element through the first light incident surface onto the viewing surface. The viewing surface is configured to transmit the imaging light emitted from all display modules to a human eye.

Abstract: A near-eye display device is disclosed. The near-eye display device includes: a plurality of display screens for image display; the plurality of display screens at least including: a first display screen, a second display screen and a third display screen; and an imaging lens group configured to image displayed images of the display screens; the imaging lens group including at least: a first lens and a second lens; where the first lens and the second lens are both on a light-emitting side of the first display screen, and the second lens is on a side of the first lens away from the first display screen; the second display screen and the third display screen are on a side of the first lens away from the first display screen.

Abstract: There is provided a near-to-eye display device, including: an optical waveguide; at least one in-coupling grating on a surface of the optical waveguide and configured to couple received parallel light into the optical waveguide for propagating by total internal reflection; a light out-coupling structure on the surface of the optical waveguide and configured to extract the light propagating by total internal reflection in the optical waveguide to become an outgoing light from the optical waveguide; and an optical lens configured to receive the outgoing light, remain an outgoing direction of the outgoing light with a first polarization direction, and converge or diverge the outgoing light with a second polarization direction. There is further provided an augmented reality apparatus including the near-to-eye display device.

Abstract: Provided is a near-to-eye display device, comprising: a display panel, a light-splitting layer on a light-exit side of the display panel, an imaging lens group on the side of the light-splitting layer away from the display panel, a phase delay layer on the side of the display panel away from the light-splitting layer, a transflective layer on the side of phase delay layer away from display panel. The display panel comprises multiple display units, some of which emit first linearly-polarized light, the others emit second linearly-polarized light; first linearly-polarized light transmits through the light-splitting layer and is imaged on a first focal plane by the imaging lens group, second linearly-polarized light is reflected by the light-splitting layer and transflective layer, is subjected to polarization state transition through the phase delay layer, finally transmits through light-splitting layer and is imaged on a second focal plane by the imaging lens group.

Abstract: The present disclosure relates to the field of biology, in particular, to an anti-CLD18A2 VHH. The present disclosure provides an anti-CLD18A2 VHH. A complementarity determining region (CDR) of the anti-CLD18A2 VHH includes CDR1-CDR3 having amino acid sequences as shown below: CDR1 having an amino acid sequence represented by one of SEQ ID NO. 4-11, CDR2 having an amino acid sequence represented by one of SEQ ID NO. 19-26, and CDR3 having an amino acid sequence represented by one of SEQ ID NO.33-39. The anti-CLD18A2 VHH of the present disclosure can specifically bind to the epitope on CLD18A2, and the corresponding fusion protein thereof has good specificity and affinity for CLD18A2, and has a noticeable tumor suppression effect.

Abstract: A display panel, a display device and a display method. The display panel includes a first microlens array, a pixel island array and a second lens. The pixel island array is configured to display a plurality of sub-original images. The first microlens array is configured to converge light emitted from the plurality of sub-original images so as to obtain imaging light, and the imaging light is capable of forming a first virtual image. The second lens is on a user viewing side of the display panel relative to the first microlens array, and the second lens is configured to converge the imaging light so as to obtain a second virtual image. The first virtual image is a virtual image in which the plurality of sub-original images are stitched and enlarged, and the second virtual image is an enlarged virtual image of the first virtual image.

Abstract: A curved lens and a display device are provided. The curved lens includes a plurality of sub lenses around an optical center of the curved lens and connected; each of the plurality of sub lenses includes a first and second curved surface opposite to each other; a plurality of first curved surfaces are connected to form a light exit surface of the curved lens, and a plurality of the second curved surfaces are connected to form a light incident surface of the curved lens, and the light exit surface is closer to the optical center of the curved lens compared with the light incident surface; the light incident surface as a whole is a convex surface, and the light exit surface as a whole is a concave surface; the plurality of the first curved surfaces and the plurality of the second curved surfaces are free-form curved surfaces.

Abstract: An optical system includes at least one first display module, at least one second display module, and a first optical element. The first optical element includes a first light incident surface, a second light incident surface, and a viewing surface. The first light incident surface is configured to transmit imaging light emitted from the at least one first display module into the first optical element and refract it onto the second light incident surface. The second light incident surface is configured to transmit imaging light emitted from the at least one second display module into the first optical element and refract it onto the viewing surface, and reflect the imaging light transmitted into the first optical element through the first light incident surface onto the viewing surface. The viewing surface is configured to transmit the imaging light emitted from all display modules to a human eye.

Abstract: A flat-plate lens and an optical imaging system are provided. The flat-plate lens, includes a first face and a second face, the first face includes a ring-shaped light-transmitting region and a first reflective region surrounded by the ring-shaped light-transmitting region, and the second face includes an imaging region and a second reflective region surrounding the imaging region. The second reflective region is configured to reflect light to the first reflective region, and the first reflective region is configured to reflect light to the imaging region; the second reflective region includes a first mirror. The first mirror is one selected from the group consisting of a free-form curved mirror, an aspheric mirror and a spherical mirror, and the first reflective region includes at least one selected from the group consisting of a free-form curved mirror, an aspheric mirror, a spherical mirror and a plane mirror.

Abstract: There is provided a near-to-eye display device, including: an optical waveguide; at least one in-coupling grating on a surface of the optical waveguide and configured to couple received parallel light into the optical waveguide for propagating by total internal reflection; a light out-coupling structure on the surface of the optical waveguide and configured to extract the light propagating by total internal reflection in the optical waveguide to become an outgoing light from the optical waveguide; and an optical lens configured to receive the outgoing light, remain an outgoing direction of the outgoing light with a first polarization direction, and converge or diverge the outgoing light with a second polarization direction. There is further provided an augmented reality apparatus including the near-to-eye display device.

Abstract: A barrel assembly includes a barrel shell, a display assembly and an imaging assembly. The display assembly is arranged on one end of the barrel shell, the imaging assembly is located inside the barrel shell and close to the other end of the barrel shell, the display assembly includes a fixed plate arranged on the one end of the barrel shell and multiple display modules arranged on the fixed plate, display screens of the multiple display modules are distributed in a matrix, the display screens of the two adjacent display modules are arranged at an included angle, the imaging assembly includes multiple optical lenses that are arranged in a stack, at least one of the optical lenses includes multiple sub-lenses that are spliced together, and the multiple sub-lenses of each optical lens are arranged respectively corresponding to the display screens of the multiple display modules.

Abstract: The present disclosure relates to the field of biology, in particular, to an anti-CLD18A2 VHH. The present disclosure provides an anti-CLD18A2 VHH. A complementarity determining region (CDR) of the anti-CLD18A2 VHH includes CDR1-CDR3 having amino acid sequences as shown below: CDR1 having an amino acid sequence represented by one of SEQ ID NO. 4-11, CDR2 having an amino acid sequence represented by one of SEQ ID NO. 19-26, and CDR3 having an amino acid sequence represented by one of SEQ ID NO.33-39. The anti-CLD18A2 VHH of the present disclosure can specifically bind to the epitope on CLD18A2, and the corresponding fusion protein thereof has good specificity and affinity for CLD18A2, and has a noticeable tumor suppression effect.

Abstract: Disclosed are a near-eye display apparatus. The near-eye display apparatus comprises: a display screen; a polarization converter; an imaging lens group; a semi-transparent and semi-reflective layer arranged between the polarization converter and the first lens; a reflective polarized layer arranged on the side, facing away from the polarization converter, of the semi-transparent and semi-reflective layer, the polarization direction of the first linearly polarized light is vertical to the polarization direction of the second linearly polarized light; and a liquid crystal lens arranged between the semi-transparent and semi-reflective layer and the reflective polarized layer. When the liquid crystal lens is switched between the first phase retardation amount and the second phase retardation amount, the light path of light in the near-eye display apparatus changes, so that the near-eye display apparatus can image at two focal lengths.

Abstract: Disclosed are a near-eye display apparatus. The near-eye display apparatus comprises: a display screen; a polarization converter; an imaging lens group; a semi-transparent and semi-reflective layer arranged between the polarization converter and the first lens; a reflective polarized layer arranged on the side, facing away from the polarization converter, of the semi-transparent and semi-reflective layer, the polarization direction of the first linearly polarized light is vertical to the polarization direction of the second linearly polarized light; and a liquid crystal lens arranged between the semi-transparent and semi-reflective layer and the reflective polarized layer. When the liquid crystal lens is switched between the first phase retardation amount and the second phase retardation amount, the light path of light in the near-eye display apparatus changes, so that the near-eye display apparatus can image at two focal lengths.

Abstract: A display assembly is provided. The display assembly includes a fixing housing, a plurality of first lens structures, and a plurality of display modules. The fixing housing is provided with a plurality of through holes. The plurality of first lens structures one-to-one correspond to the plurality of through holes, and the plurality of display modules one-to-one correspond to the plurality of first lens structures. The plurality of display modules include at least two display modules being spliced with each other, and light emitted by each of the display modules is emitted through a corresponding first lens structure.

Abstract: A curved lens and a display device are provided. The curved lens include a plurality of sub lenses around an optical center of the curved lens and connected; each of the plurality of sub lenses includes a first and second curved surface opposite to each other; a plurality of first curved surfaces are connected to form a light exit surface of the curved lens, and a plurality of the second curved surfaces are connected to form a light incident surface of the curved lens, and the light exit surface is closer to the optical center of the curved lens compared with the light incident surface; the light incident surface as a whole is a convex surface, and the light exit surface as a whole is a concave surface; the plurality of the first curved surfaces and the plurality oi the second curved surfaces are free-form curved surfaces.