Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 3,746

Document Document Title
WO/2024/120321A1
The present invention relates to an optical lens set suitable for a color ophthalmoscopic image system, a diopter compensation method, and a driving method. The optical lens set comprises: an entrance pupil, a scanning lens set, a middle...  
WO/2024/104326A1
The present invention relates to an optical structure of a surgical microscope and the surgical microscope. The optical structure comprises a turning unit and a binocular unit sequentially arranged in an optical path direction. The turni...  
WO/2024/107978A1
A user-wearable examination/visualization/collection system with light enhancement comprising a carrier suitable for the retention of a lighting assembly and a viewing and collection system is presented wherein images or video of objects...  
WO/2024/066437A1
Provided in the present application are an array-type image detection apparatus. The array-type image detection apparatus comprises two columns of imaging arrays, which are arranged at intervals in a first direction, wherein each column ...  
WO/2024/070870A1
Provided is a method for creating a binocular loupe affording a practitioner a wider field of view and a brighter and clearer image quality, the binocular loupe including a replaceable loupe body having a desired focal adjustment part an...  
WO/2024/064196A1
Embodiments of the present disclosure generally relate to the introduction of an encapsulation material into an optical device formed with a same thickness distribution at one or more eyepiece areas across a substrate. The target thickne...  
WO/2024/022407A9
An eyepiece system (10) and a near-eye display device. The eyepiece system (10) comprises a plurality of lenses sequentially arranged along the same optical axis from an image side to an object side, the refractive indexes of the plurali...  
WO/2024/020988A1
An adjustable binocular tube, comprising a connecting base assembly, an interpupillary distance adjusting base (2), an eyepiece tube holder (3), and an eyepiece tube assembly. The interpupillary distance adjusting base (2) is connected t...  
WO/2023/227146A9
Provided in the present invention are a charging base, a display screen and an electric toothbrush. The charging base comprises: a housing, wherein an upper end of the housing is provided with a placement recess, and the cross-sectional ...  
WO/2023/243295A1
This finder optical system comprises a display element and an eyepiece optical system disposed closer to the eye point side than the display element. One or more diffraction elements are disposed within the finder optical system. At leas...  
WO/2023/236177A1
An eyepiece optical system and a head-mounted display device. The system comprises a first lens (L1), a second lens (L2), a third lens (L3), a fourth lens (L4), a fifth lens (L5), and a sixth lens (L6) which are coaxially arranged in seq...  
WO/2023/236176A1
An eyepiece optical system and a head-mounted display device. The eyepiece optical system comprises a first lens group (A1), a second lens group (A2), a third lens group (A3) and a fourth lens group (A4), which are coaxially and sequenti...  
WO/2023/231162A1
An optical adapter device and a surgical microscope with the optical adapter device. The optical adapter device comprises a main body housing (20) and an optical lens assembly. Two ends of the main body housing (20) are used for connecti...  
WO/2023/218819A1
Provided is an observation optical system (LS1) that has, in the stated order from the object side, an objective optical system (OBL1), an erecting prism (PR1) for erecting an image formed by the objective optical system (OBL1), and an e...  
WO/2023/212208A1
Motorized loupes enable the user to automatically increase or decrease the magnification on demand, without touching the loupes. Each loupe has a micromotor attached to it which moves a lens in the loupe to change the magnification. The ...  
WO/2023/206661A1
An adjustable magnifying makeup mirror for a mirror cabinet, belonging to the technical field of household articles. The adjustable magnifying makeup mirror comprises a mirror (1) and a mirror bracket (2) for mounting the mirror (1), whe...  
WO/2023/204023A1
The purpose of the present disclosure is to provide technology for improving the reality of an image or reducing discomfort caused by an image. The present disclosure provides a display device comprising at least: a first display eleme...  
WO/2023/203889A1
The purpose of the present invention is to provide a light projection device that can cause image light to be incident on a user's eyeball at a wide viewing angle from a desired direction, regardless of the orientation of the eyeball. ...  
WO/2023/153266A1
The present invention facilitates the correction of an aberration in a lens of an optical system. This optical system, which is for observing from an observation part an image displayed on an image display surface of a display element, h...  
WO/2023/115231A1
The invention relates to a portable and interactive magnifying system that allows the size of the display screen of an electronic mobile device to be increased, ensures an optimised light projection path within a confined space, provides...  
WO/2023/097763A1
An optical system and a head-mounted display device, which belong to a design scheme for a direct-transmission-type optical structure having a short focus, high luminous efficiency and high resolution. The optical system has better imagi...  
WO/2023/092419A1
An optical system (20), comprising a first lens (210), a second lens (220) and a third lens (230), which have collinear main optical axes and are sequentially arranged from an image side to an object side, wherein the first lens (210) is...  
WO/2023/092421A1
An optical system (100), having an optical axis (A). The optical system (100) comprises a positive focal power lens (1), a negative focal power lens (2) and a display (3), which are sequentially arranged along the optical axis (A). The p...  
WO/2023/065234A1
A multifunctional microscope apparatus, comprising: a light shield assembly; an eyepiece housing (210), an eyepiece group (220), and an eyepiece adjustment component, the eyepiece adjustment component being used to adjust the position of...  
WO/2023/048866A1
The systems, devices, and methods described herein relate to eyepieces with one or more homogenous optical elements which may be configured to include one or more polymeric nanolayer gradient index (LGRIN) lenses. The one or more LGRIN l...  
WO/2023/022893A1
A magnifying lamp (10) with a camera (18), and a system (62) comprising the magnifying lamp (10) are provided. The magnifying lamp (10) includes a lamp head (12) including a magnifying lens (14), a light source (16), and the camera (18),...  
WO/2023/019125A1
An optical module (100) comprising: at least three lens elements (110,112,120,122), wherein the lens elements collectively set a numerical aperture NA, a field height FH, and a system effective focal length EFLsys for directing the light...  
WO/2023/013098A1
A binocular magnifier, wherein, when the location in a nose pad that is farthest downward from the optical axis of an eyepiece lens is defined as a lower-end reference position of the nose pad, the distance between the position of the ov...  
WO/2023/006366A1
The invention relates to a contactless visualization system (1) for a surgical microscope (2) for eye surgery. The contactless visualization system (1) has an ophthalmoscopic magnifying glass (3) which can be positioned in front of a pat...  
WO/2023/006365A1
The invention relates to a contactless visualization system (1) for a surgical microscope (2) for eye surgery. The contactless visualization system (1) has an ophthalmoscopic magnifying glass (3) which can be positioned in front of a pat...  
WO/2023/272394A1
An optical system with adjustable eye relief includes a relay lens assembly. The relay lens assembly is defined by a collimating lens and a focusing lens. The optical system includes an aperture stop. The aperture stop is configured to s...  
WO/2022/265245A1
The present invention relates to a headlight magnifier which is worn on an operator's head during a precise manual operation, and allows the operator to magnify and see a work area while illuminating the work area, such that the operator...  
WO/2022/259840A1
Provided is a head-mounted loupe which can perform imaging coinciding with the line-of-sight of a wearer through a magnifying glass. The present invention comprises: a refractive member (22) which is provided to one side in the front-rea...  
WO/2022/213381A1
An optical system (10) and video glasses (100), the optical system (10) comprising a first lens (101) having a positive focal power, a second lens (102) having a negative focal power, a third lens (103) having a positive focal power, a f...  
WO/2022/208249A1
An optical lens assembly includes a first optical lens having opposing first and second major surfaces and facing a second lens having opposing third and fourth major surfaces. The second and third major surfaces face each other. The fir...  
WO/2022/196187A1
This finder comprises an objective optical system that forms an intermediate image and an eyepiece optical system for observing the intermediate image in the order from the object side to the eye point side. The intermediate image is loc...  
WO/2022/188998A1
The invention relates to a portable viewing aid (1). While the viewing aid (1) is being used, it is held against the head by a user and an eyecup (9) presents the user with a video or image recorded by a camera module (2) on a display (5...  
WO/2022/180888A1
An eyepiece optical system (12) has an optical axis in which light is guided between a pupil of a user and a display surface, and comprises a first lens element (21) and a second lens element (22). The first lens element has a polarizati...  
WO/2022/170950A1
A telescope (100), comprising a microdisplay (11), a beam combiner (12), a dichroitic beam splitter (13), and an image sensor (14). The beam combiner (12) receives light from an objective lens (2) and light from the microdisplay (11), an...  
WO/2022/171672A1
Disclosed is an observation system comprising: a main optical path (2) that can receive first optical radiation (60) emitted by a scene to be observed and includes a main sensor (7) configured to generate a digital image from the first o...  
WO/2022/170951A1
An electronic eyepiece (10), an eyepiece adapter, and a telescope. The electronic eyepiece comprises a light combining lens (11), a relay lens (12), an optical eyepiece (13) and a microdisplay (14), which is disposed on one side of the l...  
WO/2022/164161A1
The present invention relates to a neckband-type medical headlight system, and the purpose of the present invention is to enable a user to wear and use a headlight quickly and conveniently, and eliminate the need for user to operate a li...  
WO/2022/141134A1
An optical eyepiece system and a head-mounted display device. The optical eyepiece system comprises at least one Fresnel lens, wherein the Fresnel lens contains a Fresnel surface which is provided with a shading component thereon; the sh...  
WO/2022/141380A1
An optical eyepiece system with a large angle of view and a head-mounted display device. The optical eyepiece system comprises a first lens set (D1), a second lens set (D2) and a third lens set (D3) which are coaxially and sequentially a...  
WO/2022/141133A1
A catadioptric eyepiece optical system and a head-mounted display device. The eyepiece optical system comprises an optical polarizer (L5), a first phase retarder (L4), a first lens group (A1), a second lens group (A2), a third lens group...  
WO/2022/143227A1
A composite grating (30), a diffractive optical waveguide (21) comprising the composite grating (30), and an electronic device (100) comprising the diffractive optical waveguide (21). Also provided is a manufacturing method for the compo...  
WO/2022/141385A1
An ocular optical system having a large field of view, and a head-mounted display device. The ocular optical system sequentially comprises a first lens group (D1), a second lens group (D2) and a third lens group (D3) that are coaxially a...  
WO/2022/141595A1
An optical eyepiece system capable of superposing optical paths and a head-mounted display device. The optical eyepiece system comprises an image surface (103), an auxiliary optical path (T), a spectroscope (101) and a main optical path ...  
WO/2022/141381A1
An optical eyepiece system with a large field-of-view angle, and a head-mounted display device. The optical eyepiece system comprises, from a human eye observation side to a miniature image display (IMG) side, a first lens set (D1), a se...  
WO/2022/141594A1
An eyepiece optical system capable of superimposing optical paths and a head-mounted display device. The eyepiece optical system comprises an image surface (103), an auxiliary optical path (T), a beam splitter (101), and a main optical p...  

Matches 1 - 50 out of 3,746