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WO/2023/207940A1 |
A white light illumination apparatus and a terminal. The white light illumination apparatus comprises a package housing (100), at least two laser light source modules, a wavelength conversion module, a safety module (106), and a light ex...
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WO/2023/210779A1 |
This projection system includes an illumination device and an optical filter. The illumination device emits illumination light. The illumination device projects a projection pattern onto a projection surface. The average transmittance of...
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WO/2023/206785A1 |
A zoom projection lens and an electronic device. The zoom projection lens sequentially comprises, from a zoom-in side to a zoom-out side in the direction of an optical axis, a first zoom lens group (20), a second zoom lens group (30), a ...
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WO/2023/179661A9 |
A light source system, comprising a light-emitting assembly (21), a phosphor wheel (22), a spectrum selection assembly (23), a light-combining path assembly (24), and a shaping light-homogenizing assembly (31). The spectrum selection ass...
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WO/2023/209672A1 |
Signage panel (100, 100'), in particular for road signage, comprising a display plate (10) mounted on a support structure (20), said plate comprising a front face (11) on which information, such as a road traffic signal, is displayed, sa...
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WO/2023/208457A1 |
A method for projecting objects by means of a projection device (11) of a vehicle is specified, wherein the projection device (11) is designed to project a projection object within an adjustable projection field (200) that is at least pa...
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WO/2023/207954A1 |
The present application discloses a micro projection module and a head-mounted display device. The micro-projection module comprises: an illumination assembly, configured to provide polarized illumination light; a display chip, configure...
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WO/2023/211529A1 |
A system is presented for a display engine. An optical imaging pathway comprises at least a selectively reflective image forming device. An illumination beam pathway comprises an optical source cluster including one or more optical sourc...
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WO/2023/210115A1 |
In the present invention, at least three beams of light in a test pattern projected from an optical module 1 are acquired by a wavefront sensor 9, the degree of parallelism of each beam is calculated, and the posture of a display panel 5...
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WO/2023/205816A1 |
A laser alignment device for a sewing machine and a sewing machine equipped with a laser alignment device. The laser alignment device projects an illuminated alignment guide for aligning a fabric material in a feed path for sewing by a s...
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WO/2023/201875A1 |
A projection lens, a projection optical machine and a virtual reality device. The projection lens comprises: a lens barrel (10), a sliding groove (12) being formed in a side wall of the lens barrel (10) in a penetrating manner, and the s...
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WO/2023/202195A1 |
A projection apparatus (100) and a vehicle comprising the projection apparatus (100). The projection apparatus (100) comprises: a first image source (11), a second image source (12), a first wavelength reflection unit (21), a second wave...
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WO/2023/198185A1 |
A photonic film (6) and transparent projection display glass. The photonic film (6) is cut into at least two parts, wherein a spherical ratio of any part is not greater than a threshold value. The transparent projection display glass com...
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WO/2023/199852A1 |
An image shift correction amount storage unit (32) stores an image shift correction amount in correspondence with the elapsed time since the start of operation timed by a timekeeping unit (34) when a user uses a position adjustment unit ...
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WO/2023/199926A1 |
The present invention provides a screen that is installed upright to receive and reflect projected light at a light-receiving surface, wherein the screen has the light-receiving surface, the light-receiving surface has a mirror row A in ...
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WO/2023/196336A1 |
Systems and methods for a rectangular optical fiber within a projection system. One projection system includes a rectangular optical fiber and a first modulator. The rectangular optical fiber is configured to emit a light in response to ...
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WO/2023/194991A1 |
A display includes a lightguide (10, 110) with mutually-parallel major surfaces and at least two image projectors (2a, 2b, 2c) outputting collimated light of at least first and second colors, respectively. In one embodiment, the two imag...
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WO/2023/193784A1 |
A projection system, comprising a light beam generating apparatus (1), a light beam processing apparatus (2) and an optical system (3). The optical system (3) is used for performing aberration correction on discrete wavelengths, and the ...
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WO/2023/194489A1 |
A laser projection system comprises a multiplicity of laser projectors which each have a projection region into which it is possible to project using a laser beam, wherein the projection regions form intermeshable regions, in which spati...
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WO/2023/196195A1 |
Methods and apparatus for mitigating speckle on an image projection screen are disclosed. A non-contact shaking or vibrating of the projection screen may be achieved using lightweight material. For example, magnetic material such as iron...
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WO/2023/185081A1 |
A laser projection device, comprising a light source, an optical machine, a lens and a mainboard. The light source comprises a housing, an adapter board and at least one laser assembly. The adapter board comprises a board body and a holl...
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WO/2023/186324A1 |
A multicolored optical assembly (10) for providing a highlighter light beam (40) of steered light to a first intermediate target image (62), comprising a baseline optical path (14) generating a baseline light beam (42), the multicolored ...
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WO/2023/188533A1 |
This optical path changing device has: an optical member; a first support member for supporting the optical member; a second support member for supporting the first support member to be capable of swinging about a first swing center line...
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WO/2023/189351A1 |
The present invention enables dimming and color adjustment, and improves color rendering. In a light source system (100), a first light source device (1) includes a first laser light source and emits first light (L1) of a first wavelengt...
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WO/2023/189620A1 |
An image generation device (12) comprises: an image generation part (123) that generates an image; a prism (124) having an incidence surface (124a) on which at least part of light emitted from the image generation part (123) is incident,...
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WO/2023/185695A1 |
An extendable/retractable platform (000), comprising: a fixing bracket (100), a bearing box (200), a first driving assembly (300), a sliding assembly (400), and a translation assembly (500). The fixing bracket (100) in the extendable/ret...
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WO/2023/190196A1 |
Provided is a display system for rear projection which is capable of improving the visibility of a video and uses a transparent screen in which the background is visible. The display system comprises: a projection device for emitting vid...
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WO/2023/184984A1 |
A laser projection device, comprising a light source, an optical machine and a lens, wherein the light source comprises at least one laser, at least one light combination lens group, and a first reflecting mirror; the at least one light ...
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WO/2023/185768A1 |
A projection light source (10) and a projection apparatus. A second light-emitting region (Q2) and a third light-emitting region (Q3) of a laser (101) in the projection light source (10) are located on the same side of a first light-emit...
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WO/2023/185784A1 |
A laser and a laser projection device, relating to the technical field of photoelectricity. The laser comprises: a frame (100); the frame (100) comprising a bottom plate (101) and an annular side wall (102) located on the bottom plate (1...
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WO/2023/187938A1 |
This light source device comprises: a first laser light source unit that emits first color light having a first polarization direction; a second laser light source unit that emits first color light having a second polarization direction ...
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WO/2023/190134A1 |
The present invention addresses the problem of providing a rear projection display system that uses a transparent screen through which a background is visible, and that makes a projected image highly visible. The problem is solved by the...
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WO/2023/190125A1 |
The present invention provides a rear projection display system which uses a transparent screen enabling a background to be visible and with which image visibility can be improved. The rear projection display system includes a projecti...
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WO/2023/184752A1 |
An optical projection system and an electronic device. The optical projection system comprises, from an amplification side to a reduction side, a first lens (1), a second lens (2), a third lens (3), a fourth lens (4), a fifth lens (5), a...
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WO/2023/188532A1 |
This optical path changing device includes: an optical member; a first support member that supports the optical member; a second support member that supports the first support member so as to be swingable about a first swing center line;...
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WO/2023/181311A1 |
This display device is provided with a light source, an optical engine that forms image light to be displayed on a display surface on the basis of light from the light source, a power supply board (4) for driving the light source and the...
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WO/2023/181500A1 |
This mirror-type projection screen comprises a half-mirror film and a transparent screen layer laminated on one surface of the half mirror film. The transparent screen layer comprises a matrix component having light diffusion fine partic...
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WO/2023/179869A1 |
An electronic communication device (1) is provided. The electronic communication device (1) comprises an image source (2), which is configured to generate modulated light (5), forming an image (6). Moreover, the electronic communication ...
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WO/2023/179188A1 |
Disclosed are a projection optical machine, a display device, and a vehicle, relating to the technical field of image display. The projection optical machine comprises a first light homogenizing device (1), a red and green light providin...
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WO/2023/182411A1 |
A screen 10 is a reflection-type screen and comprises: a lens layer 13 of which a surface side, in a thickness direction of the screen 10, upon which image light is projected is a first surface side and a reverse surface side is a second...
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WO/2023/181598A1 |
This display device (70) comprises: a display body (12) having a plurality of screens (62) stacked therein, wherein the plurality of screens (62) each include a plurality of pixels arranged in the in-plane direction, and each of the plur...
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WO/2023/181854A1 |
Provided are an information processing device, an information processing method and an information processing program wherein user's convenience related to selection of the type of a projection device that is to be installed can be impro...
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WO/2023/176022A1 |
A projection screen 1 comprises a light diffusion control film 10 having an incident light diffusion angle region. When the projection screen 1 is installed so as to be perpendicular to the ground, the incident light diffusion angle regi...
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WO/2023/177473A1 |
A system includes a feedback loop that includes a light engine to generate light, a light engine controller (502) to control operation of the light engine, a scanning device (504) to scan a light beam across a range of scan angles to an ...
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WO/2023/175137A1 |
The invention relates to a device comprising an LED powered by an electric current (I) and arranged to illuminate an image to be projected, and also to an image change module that makes it possible to replace the image to be projected wi...
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WO/2023/171222A1 |
A projection screen 1 comprising: a first light-scattering layer 11; a light diffusion control layer 10 laminated on one side of the first light-scattering layer 11, the light diffusion control layer 10 having a regular internal structur...
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WO/2023/168861A1 |
An optical projection system, comprising: a light source module (1) and a projection module (20). The light source module (1) has a light exit surface (10). The projection module (2) comprises an entrance pupil (21), an optical path proc...
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WO/2023/159545A1 |
A projection device, comprising: a light source assembly (10); a polarizing assembly (20) , which is provided on a light-emitting side of the light source assembly (10) and used for converting light emitted by the light source assembly (...
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WO/2023/162688A1 |
The present invention provides a control device, a control method, and a control program that make it possible to precisely adjust a projection position. A processor (51) determines the continuity of a projection image of a first image...
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WO/2023/161354A1 |
The invention relates to a light module (2) comprising a light source (6); a disc (8) having a plurality of slides (8.1) capable of being arranged, selectively, by rotation of the disc about an axis of rotation opposite the light source ...
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