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WO/2022/154060A1 |
A screen (25) is provided with a back surface-side first layer (37) and a front surface-side second layer (38). The first layer (37) is provided with an array of lens bodies (31) facing the front surface side of the screen (25). Each len...
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WO/2022/151838A1 |
A large-aperture four-piece optical camera lens. The camera lens comprises a first lens (10) with a positive focal power, a second lens (20) with a negative focal power, a third lens (30) with a positive focal power and a fourth lens (40...
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WO/2022/152310A1 |
A projector curtain, at least comprising one of a colored layer, a diffusion layer, and a Fresnel lens layer, and a reflective layer. The Fresnel lens layer is a spherical Fresnel lens layer or an aspherical Fresnel lens layer; the Fresn...
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WO/2022/149146A1 |
A dynamic display system configured for selectively exposing a display space to a viewer, while keeping concealed a zone adjacent the display space. The system comprises a front wall switchable between a transparent state, and a transluc...
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WO/2022/148017A1 |
Embodiments of the present disclosure are applicable to the field of film and television equipment. Provided is a tiled projection screen, comprising at least two screen plates that are arranged in sequence and tiled with each other. Sid...
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WO/2022/149765A1 |
A screen for a projector, according to one aspect of the present disclosure, comprises: a light absorbing layer which absorbs light; a plurality of reflective units which are provided at regular intervals on the front surface of the ligh...
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WO/2022/141833A1 |
A projection device (1), comprising: a light supplying apparatus (10), the light supplying apparatus (10) comprising LED lamps (101) and a collimating fly-eye lens (102), wherein lamp bodies of the LED lamps (101) are arranged in an arra...
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WO/2022/143384A1 |
A smart wristband and a control method thereof, relating to the field of wearable devices. The smart wristband comprises: a wristband; a projection lens (110), provided at a first axial end of the wristband and used for projecting and di...
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WO/2022/145422A1 |
[Problem] To provide a wire grid polarizing element having excellent heat dissipation properties as well as excellent transmission and polarization separation characteristics with respect to obliquely incident light in a wide range of in...
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WO/2022/141947A1 |
An optical projection machine and a control method therefor, and a projection device. The optical projection machine comprises a display module (101) and a projection lens (102), wherein the projection lens (102) is arranged on a light-e...
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WO/2022/141849A1 |
A projection optical system (100) that is applied to a head-up display apparatus (10) of a vehicle. The system comprises an image generation unit (130), a first reflective unit (140), a double-telecentric lens (150), a light splitting ap...
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WO/2022/143236A1 |
A display system, comprising an image generation unit (101), a diffusion screen (102), and a curved mirror (103), wherein the image generation unit (101) is used for generating a real image and imaging same to the diffusion screen (102);...
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WO/2022/141847A1 |
An optical projection system (100) applied to an automobile head-up display device (10), the optical projection system comprising an image generation unit (130), a first reflecting unit (140), a light-splitting device (150), a first lens...
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WO/2022/141824A1 |
A movable projection system (100) and a projection device. The movable projection system (100) comprises: a box body (10), a projection unit (20), a moving unit (30), an image collection unit (40), an interaction unit (50), a communicati...
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WO/2022/141845A1 |
A light splitting device (10) and a projection optical system (20). The light splitting device (10) is disc-shaped in a top view direction, and in the top view direction, the light splitting device (10) comprises four fan-shaped lens reg...
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WO/2022/141848A1 |
A projection optical system (100) for use in a head-up display apparatus (10) of an automobile, comprising an image generation unit (130), a first reflection unit (140), a light-splitting apparatus (150), a first lens (110), a second ref...
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WO/2022/142143A1 |
An image display method and apparatus, a projector and a storage medium. On the basis of the display principle of the projector, for a picture to be displayed, the projector displays a projection mode corresponding to the type of said pi...
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WO/2022/142218A1 |
A laser light source device (1) and a projection apparatus, which belong to the field of laser light display. The laser light source device (1) comprises: a laser array (11), an optical conduction assembly (12) and a fly-eye lens (13), w...
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WO/2022/141825A1 |
An automatic focusing projection method and system. The automatic focusing projection method is applied to an automatic focusing projection system. The automatic focusing projection system comprises a ranging unit (10), a projection unit...
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WO/2022/141846A1 |
A light-splitting device (10) and an optical projection system (20). The light-splitting device (10) is in the form of a disc in a top view direction, the light-splitting device (10) comprises two lens regions in the top view direction, ...
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WO/2022/141851A1 |
A projection optical system applied to a head-up display device for an automobile, the system comprising an image generating unit (130), a first reflection unit (140), a double-telecentric lens (150), a spectroscopic device (160), a firs...
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WO/2022/134550A1 |
The present invention is applicable to the technical field of projection. Provided are an adjustment curve calculation and adjustment method, system and apparatus for a projected image, and a medium. The method comprises the following st...
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WO/2022/137777A1 |
In order to project projection light with high energy density onto a distant object without distortion, this projection device comprises: a light source that emits parallel light; a spatial light modulator having a modulation unit that m...
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WO/2022/138240A1 |
The present invention provides an installation assist device, an installation assist method, and an installation assist program that make it possible to facilitate the installation of a projection device. An installation assist device ...
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WO/2022/135020A1 |
An optical engine light source fixing structure (100) comprises a bottom plate (110), a light source module (120), and an optical engine module (130). The light source module (120) and the optical engine module (130) are fixedly connecte...
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WO/2022/134263A1 |
A projection system and a projector. The projection system (100) comprises: a control unit (10), and a light source (20), a fly-eye lens (30), a DMD chip (40) and a projection lens (50), which are sequentially arranged along an optical p...
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WO/2022/134267A1 |
A laser television screen capable of solving the problem of speckles, and a preparation method therefor. The screen sequentially comprises a dimming layer (1), a prism layer (4) and a reflecting layer (5) from top to bottom, wherein the ...
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WO/2022/134845A1 |
A high polarization-maintaining optical film, comprising a base layer (01) and a reflective layer (03) disposed on the base layer (01). The base layer (01) has a base layer lower surface (013) and a base layer upper surface (014), the ba...
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WO/2022/134846A1 |
A metal-coated silver screen, comprising a base layer (01), a metal layer (02) located on the base layer (01), a first dielectric layer (06) coating the metal layer (02), and a hole (04) formed by punching and penetrating through the bas...
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WO/2022/134486A1 |
A switching-type microactuating part and a microactuating device, comprising: several optical path adjustment components (1), wherein the several optical path adjustment components (1) are configured to be able to sequentially pass throu...
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WO/2022/131055A1 |
A light source device according to one embodiment of the present invention comprises: a light source unit that has a plurality of light-emitting elements; and a first shifter array that has an incident surface and an emission surface, an...
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WO/2022/130757A1 |
The purpose of the present invention is to provide a screen and a display system that are capable of displaying a three-dimensional image with a simple configuration. The present invention relates to a display system (1) comprising a scr...
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WO/2022/131251A1 |
[Problem] Spectral noise generated due to the diffraction phenomenon of a periodic structure can be reduced to improve the homogeneity of the intensity of linear diffused light, and noise of 0th-order diffracted light can be reduced to i...
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WO/2022/127544A1 |
A light modulator (10) and a projection display system. The light modulator (10) comprises a surface-angle conversion assembly (11) and a modulation assembly (12). The surface-angle conversion assembly (11) is used for performing surface...
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WO/2022/132612A1 |
A display device (200) includes laser light sources (201, 202 and 203) configured to emit respective light beams at respective wavelengths for respective color modes, a PLM (210) configured to reflect and scroll the light beams on a proj...
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WO/2022/127554A1 |
A light modulator and a projection display system. The light modulator (10) comprises a plane-angle conversion assembly (11) and a modulation assembly (12), the plane-angle conversion assembly (11) performs plane-angle conversion on mult...
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WO/2022/130792A1 |
A range in which a projecting lens (20) can be shifted in an arbitrary direction without causing vignetting in image light projected by the projecting lens (20) is set as a shift-permissible range. A shift-permissible plate (40) has an o...
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WO/2022/127556A1 |
A stereoscopic display apparatus (10) and a stereoscopic projection display system. The stereoscopic display apparatus (10) comprises: a surface-angle conversion component (11) and a modulation component (12), wherein the surface-angle c...
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WO/2022/130393A1 |
An image projector employing a laser scanning illumination arrangement to illumination a spatial light modulator (SLM), where an angular beam spreader element, typically a diffuser or a micro-lens array (MLA), adjacent to, or in a conjug...
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WO/2022/121195A1 |
A projection lamp, comprising a first projection assembly (10), a second projection assembly (20), and an audio assembly (30). The first projection assembly (10) is used to project a grating sheet, and the second projection assembly (20)...
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WO/2022/121590A1 |
A sound generation board (000) and a projection screen. The sound generation board (000) comprises a honeycomb core layer (100), a first skin (200) and a second skin (300). The honeycomb core layer (100) comprises a first sub-honeycomb c...
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WO/2022/123878A1 |
The present invention provides a wavelength conversion member in which peeling of a wavelength conversion layer is suppressed. This wavelength conversion member comprises a substrate, a protrusion layer which includes a plurality of prot...
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WO/2022/123884A1 |
This phosphor wheel comprises: a disk-shaped substrate having a first main surface, a second main surface on the side opposite to the first main surface, and an opening; a curved phosphor layer provided along the circumferential directio...
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WO/2022/116556A1 |
A screen (20) using installation liners comprises a curtain material and at least two installation liners. Each installation liner comprises a strip-shaped liner body (1). The liner body (1) comprises a first width side (101), a second w...
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WO/2022/116958A1 |
A liquid crystal projection layer for a glass, a glass, a vehicle, and a glass manufacturing method. The glass (100) comprises a first glass (11) and a liquid crystal projection layer. The first glass (11) comprises a first surface (111)...
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WO/2022/119993A1 |
Display systems and methods are disclosed for displaying images, while preventing or reducing unintended viewing. A projector is provided that emits light toward a viewing surface at three discrete wavelength ranges to create an image. A...
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WO/2022/118555A1 |
A fluorescent light emitting element (1) comprises: a flat plate-shaped wavelength conversion member (10) having a phosphor material, and having a first main surface (11) and a second main surface (12) facing away from the first main sur...
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WO/2022/116882A1 |
Disclosed in the present invention is a projection device adjusting apparatus. The projection device adjusting apparatus comprises a chassis and at least three telescopic mechanisms. Each telescopic mechanism comprises: a driving assembl...
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WO/2022/116879A1 |
An LED light source structure (100) and a projector (200), relating to the technical field of lighting devices. The LED light source structure (100) comprises an LED light source (110), an anti-interference element (120) and a light homo...
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WO/2022/111334A1 |
A laser (20) and a projection device, relating to the field of optoelectronic technology. The laser (20) comprises: a casing (201) having a surface provided with an opening, and multiple light-emitting assemblies located in an accommodat...
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