WO2021128912A1 - Lunettes transparentes permettant une amélioration de la vision - Google Patents

Lunettes transparentes permettant une amélioration de la vision Download PDF

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Publication number
WO2021128912A1
WO2021128912A1 PCT/CN2020/111695 CN2020111695W WO2021128912A1 WO 2021128912 A1 WO2021128912 A1 WO 2021128912A1 CN 2020111695 W CN2020111695 W CN 2020111695W WO 2021128912 A1 WO2021128912 A1 WO 2021128912A1
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WO
WIPO (PCT)
Prior art keywords
image
glasses
lens
see
unit
Prior art date
Application number
PCT/CN2020/111695
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English (en)
Chinese (zh)
Inventor
吴峰
朱锡芳
许清泉
相入喜
周洁
杨秀
Original Assignee
常州工学院
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 常州工学院 filed Critical 常州工学院
Priority to AU2020411416A priority Critical patent/AU2020411416B2/en
Publication of WO2021128912A1 publication Critical patent/WO2021128912A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B2027/0178—Eyeglass type

Definitions

  • the invention belongs to the field of see-through glasses, and relates to a see-through glasses for visual enhancement.
  • wearable see-through glasses with visual enhancement functions incorporate high-tech technologies such as optoelectronics, information processing and image display, and artificial intelligence. It can help car drivers to correctly identify road scenes and prevent potential hazards when their vision is blurred in rain or fog.
  • Google glasses have a high reputation. Its main structure includes a camera suspended in front of the glasses, a computer processor device located on the right side of the frame, and a miniature display mounted on the lens. Google glasses can project data onto the display screen to display data such as maps, distance directions, and navigation information. Due to the powerful functions, complex technology and high cost of Google glasses, it is difficult to popularize in the market.
  • the system includes a camera module, an image preprocessing module, an image fusion module, and a display module.
  • the data processing device generates virtual For digital images, the image fusion module is used to fuse virtual digital images and high-definition video images and then output them to the display module for display, reducing video picture delay, improving imaging quality, and improving the comfort of the wearer.
  • Nanjing Lepeng Electronic Technology Co., Ltd. proposed a military see-through glasses (patent ZL201710746520.0), similar to an infrared detector, using an infrared receiver to receive the reflected infrared light emitted by the infrared generator, effectively making the material translucent
  • the state is converted into an optical image suitable for the human eye through the image processing system and displayed on the head-mounted display.
  • Shenzhen Advanced Technology Research Institute proposes a see-through smart glasses (patent ZL2015l0602596.7), which uses the image processing module to find out the relative spatial relationship between the external calibration and the internal structure according to the 3D model of the target object, and displays it on the image display module The internal image. The user can observe the internal structure of the object without destroying the surface and the overall structure of the object.
  • the glasses systems of the prior art all display the images required by the human eyes through the display screen. Due to the small size of the display screen and the short distance from the human eye, it is difficult for the wearer of the glasses to see the scene, and staring at the image at close range makes the optic nerve easy to fatigue.
  • the present invention proposes a see-through glasses for visual enhancement, and an image display unit is designed to enhance the clarity of the reproduced scene and improve the comfort of the wearer.
  • a see-through glasses for visual enhancement including a glasses holder, an image acquisition unit, an image processing unit, an image display unit and a power supply, and also includes a left lens and a right lens ,
  • the left lens and the right lens are respectively installed on the glasses bracket, the power supply, the image display unit, the image processing unit and the image acquisition unit are all arranged on the glasses bracket, and the image acquisition unit is arranged above the right lens, so
  • the image display unit is arranged in front of the right lens, the image acquisition unit and the image display unit are respectively electrically connected to the image processing unit, and the image processing unit is also electrically connected to the power supply.
  • the image acquisition unit is a miniature camera.
  • the image processing unit and the image acquisition unit are arranged on the glasses holder, specifically referring to that the image processing unit and the image acquisition unit are arranged on the right temple of the glasses holder.
  • the image display unit includes a display screen, an isosceles right-angle prism and a cemented lens group, the cemented lens group is a positive refractive power optical group, and the display screen is arranged on the upper surface of the isosceles right-angle prism.
  • the beveled inner surface of the isosceles right-angle prism is a flat reflector, and the light on the display screen passes through the isosceles right-angled prism, is reflected by the beveled inner surface, is transmitted through the cemented lens group, and is irradiated on the right lens.
  • the cemented lens group includes a first optical surface, a second optical surface, a third optical surface, and a fourth optical surface
  • the first optical surface is a spherical optical surface
  • the second optical surface and the third optical surface The surface is a conical optical surface
  • the fourth optical surface is an aspherical optical surface.
  • the see-through glasses for vision enhancement of the present invention proposes a see-through glasses system for vision enhancement, which enlarges and displays the enhanced scene image to the front of the human eye, which is helpful for the human eye Distinguish the details of the scene more clearly.
  • the enhanced scene image is displayed to the vicinity of the human eye's clear vision distance, which improves the user's comfort in wearing see-through glasses.
  • FIG. 1 is a schematic top view of the structure of the see-through glasses for vision enhancement of the present invention
  • FIG. 2 is a schematic diagram of the rear view of the see-through glasses for vision enhancement of the present invention
  • Figure 3 is a structural diagram of the image display unit of the present invention.
  • Fig. 4 is a schematic diagram of the working process of the first embodiment.
  • the perspective glasses for vision enhancement of the present invention are shown in FIG. 1 from the top view, and FIG. 2 is shown in the rear view from the direction of the wearer of the glasses. It mainly includes the glasses holder 1, the image acquisition unit 4, the image processing unit 5, the image display unit 6, and other modules, as well as the power supply 7 and the data transmission line.
  • the spectacle holder 1 is similar to conventionally worn spectacles, with two transparent lenses, a left lens 2 and a right lens 3. According to the wearer’s vision, the lenses can be selected as non-refractive, refractive or gradual multifocal. Both eyes can see the front scene through the left lens 2 and the right lens 3 respectively.
  • the image acquisition unit 4 is a miniature camera placed above the right-eye glasses frame, and is used to acquire an image of the front scene.
  • the camera transmits the image to the image processing unit 5 through a data line.
  • the image processing unit 5 and the power supply 7 are fixed on the right temple.
  • the image processing unit 5 mainly includes a smart chip with image enhancement function, and after real-time processing of the image from the image acquisition unit 4, it is transmitted to the image display unit 6 through a data line.
  • the image display unit 6 includes a miniature imaging system placed in front of the right eye lens, and the image transmitted by the image processing unit forms a virtual image 25 cm in front of the wearer's right eye.
  • the micro-imaging system includes a high-resolution micro-display 11, an isosceles right-angle prism 9, and a cemented lens.
  • the exit pupil of the entire imaging system is located near the wearing pupil 19.
  • the surface of the micro display screen 11 coincides with the upper surface 12 of the isosceles right-angle prism.
  • the cemented lens is a positive power optical group, which is cemented by 3 lenses. There are a total of 4 optical surfaces, of which the first optical surface 15 is a spherical surface, and the second , The three optical surfaces 16, 17 are conical surfaces, and the fourth surface 18 is aspherical.
  • the beveled inner surface 13 of the isosceles right-angle prism 9 is a plane reflector.
  • the miniature display screen 11 displays the image transmitted by the image processing unit 5. After being reflected by the beveled inner surface 13 of the isosceles right-angle prism 9, it is reflected from the isosceles right-angle prism 9
  • the surface 14 of 9 exits and is further imaged by a cemented lens. After sequentially passing through optical surfaces 15, 16, 17, 18, a magnified upright virtual image is formed 25cm in front of the wearer's right eye. After passing through the right eyeglass 3, it enters the wearer The pupil 19 of the right eye is imaged on the retina 20 of the right eye.
  • the present invention is a kind of see-through glasses for vision enhancement.
  • the image acquisition unit 4 is first placed above the right eye glasses frame, and a miniature camera is used to collect the front scene image, and the camera transmits the image to the office through the data line.
  • the image processing unit 5 mainly includes a smart chip with an image enhancement function, and after real-time processing of the incoming image, it is transmitted to the image display unit 6 through a data line.
  • the image display unit 6 includes a miniature imaging system placed in front of the right eye lens, and the miniature imaging system includes a high-resolution miniature display screen 11, an isosceles right-angle prism 9, and a cemented lens.
  • the miniature display screen 11 displays the image transmitted by the image processing unit 5.
  • the image displayed on the micro display screen 11 is transformed into a magnified upright virtual image 8.
  • the distance between the virtual image 8 and the pupil 19 of the wearer's right eye is about 25 cm in the photopic distance.
  • the virtual image passes through the right spectacle lens 3, enters the wearer's right eye pupil 19, and is a real image on the right eye retina 20.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)

Abstract

Paire de lunettes transparentes permettant une amélioration de la vision, comprenant un support de lunettes (1), une unité de collecte d'image (4), une unité de traitement d'image (5), une unité d'affichage d'image (6) et une source d'alimentation (7). Les lunettes transparentes comprennent en outre une lentille gauche (2) et une lentille droite (3). La lentille gauche (2) et la lentille droite (3) sont montées séparément sur le support de lunettes (1) ; la source d'alimentation (7), l'unité d'affichage d'image (6), l'unité de traitement d'image (5), et l'unité de collecte d'image (4) sont toutes disposées sur le support de lunettes (1) ; l'unité de collecte d'image (4) est disposée au-dessus de la lentille droite (3) ; l'unité d'affichage d'image (6) est disposée devant la lentille droite (3) ; l'unité de collecte d'image (4) et l'unité d'affichage d'image (6) sont connectées séparément à l'unité de traitement d'image (5) ; et l'unité de traitement d'image (5) est également connectée à la source d'alimentation (7). Une image de scène soumise à un traitement d'amélioration est agrandie et affichée devant les yeux d'un utilisateur, ce qui permet aux yeux de l'utilisateur de distinguer plus clairement les détails de la scène. L'image de scène soumise à un traitement d'amélioration est affichée près de la distance de vision distincte des yeux de l'utilisateur, ce qui permet d'améliorer le confort d'un utilisateur portant les lunettes transparentes.
PCT/CN2020/111695 2019-12-26 2020-08-27 Lunettes transparentes permettant une amélioration de la vision WO2021128912A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2020411416A AU2020411416B2 (en) 2019-12-26 2020-08-27 See-through eyeglasses used for vision enhancement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911362941.9 2019-12-26
CN201911362941.9A CN111025648A (zh) 2019-12-26 2019-12-26 一种用于视觉增强的透视眼镜

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WO2021128912A1 true WO2021128912A1 (fr) 2021-07-01

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PCT/CN2020/111695 WO2021128912A1 (fr) 2019-12-26 2020-08-27 Lunettes transparentes permettant une amélioration de la vision

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CN (1) CN111025648A (fr)
AU (1) AU2020411416B2 (fr)
WO (1) WO2021128912A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111025648A (zh) * 2019-12-26 2020-04-17 常州工学院 一种用于视觉增强的透视眼镜
CN114500977A (zh) * 2022-01-22 2022-05-13 深圳市帝泰光电有限公司 视觉增强的智能穿戴设备及实现立体视觉换位的方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103995353A (zh) * 2013-02-19 2014-08-20 精工爱普生株式会社 虚像显示装置
CN104932679A (zh) * 2014-03-21 2015-09-23 三星电子株式会社 可穿戴设备及其操作方法
CN204694919U (zh) * 2015-06-03 2015-10-07 葛孝群 老年近视、白内障用电子眼镜
US20160252727A1 (en) * 2015-02-27 2016-09-01 LAFORGE Optical, Inc. Augmented reality eyewear
US20170038607A1 (en) * 2015-08-04 2017-02-09 Rafael Camara Enhanced-reality electronic device for low-vision pathologies, and implant procedure
CN111025648A (zh) * 2019-12-26 2020-04-17 常州工学院 一种用于视觉增强的透视眼镜

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103995353A (zh) * 2013-02-19 2014-08-20 精工爱普生株式会社 虚像显示装置
CN104932679A (zh) * 2014-03-21 2015-09-23 三星电子株式会社 可穿戴设备及其操作方法
US20160252727A1 (en) * 2015-02-27 2016-09-01 LAFORGE Optical, Inc. Augmented reality eyewear
CN204694919U (zh) * 2015-06-03 2015-10-07 葛孝群 老年近视、白内障用电子眼镜
US20170038607A1 (en) * 2015-08-04 2017-02-09 Rafael Camara Enhanced-reality electronic device for low-vision pathologies, and implant procedure
CN111025648A (zh) * 2019-12-26 2020-04-17 常州工学院 一种用于视觉增强的透视眼镜

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AU2020411416A1 (en) 2022-02-03
AU2020411416B2 (en) 2023-02-23
CN111025648A (zh) 2020-04-17

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