CN202631850U - Retina display equipment - Google Patents

Retina display equipment Download PDF

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Publication number
CN202631850U
CN202631850U CN 201220242178 CN201220242178U CN202631850U CN 202631850 U CN202631850 U CN 202631850U CN 201220242178 CN201220242178 CN 201220242178 CN 201220242178 U CN201220242178 U CN 201220242178U CN 202631850 U CN202631850 U CN 202631850U
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China
Prior art keywords
module
light
display chip
retina
beam splitter
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Expired - Fee Related
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CN 201220242178
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Chinese (zh)
Inventor
阳志强
郭忠达
陈智利
弥谦
杭凌侠
张宏普
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Xian Technological University
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Xian Technological University
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Priority to CN 201220242178 priority Critical patent/CN202631850U/en
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Publication of CN202631850U publication Critical patent/CN202631850U/en
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Abstract

The utility model belongs to the technical field of optical instruments, relates to novel short distance display equipment, in particular to retina display equipment. A conventional helmet display technology has defects of filed shielding, large size and heavy weight, in order to overcome the defects of the technology, a technical scheme adopted by the utility model is as follows: the retina display equipment comprises a light source module and a beam expansion collimation module as well as a display chip module and a filter projection module, wherein the filter projection module is composed of a filter lens group, a small aperture slot, a projection lens group and a transparent flat lens which are sequential in an optical path. The retina display equipment is simple in structure, small in size and light in weight, can enable images in a display chip to be clearly sensed by human eyes, and dose not shield a visual field, so that the retina display equipment belongs to an idea short-distance display technology.

Description

A kind of retina display device
Technical field:
The utility model patent belongs to the optical instrument technical field, relates to a kind of novel nearly eye display device, is meant a kind of retina display device especially.
Background technology:
Helmet-mounted Display Technique is a kind of being installed on the helmet, the microform display device of visual image is provided for helmet user, generally requires it to have light and handyization, miniaturization.Traditional Helmet-mounted Display Technique is after the picture signal of miniature display chip output is passed through optical imaging system, amplifies to obtain virtual image, and it is observed not to be used the person at last.There are three defectives that can't overcome technically in traditional Helmet-mounted Display Technique; When (1) observer uses traditional helmet-mounted display system; Promptly watch the image in the miniature display chip, but user's visual field is blocked also, the situation around can't observing simultaneously.(2) if the observer uses traditional helmet-mounted display system, be easy to receive the influence of external environment light.(3) observer uses traditional helmet-mounted display system, and when observing the object of different distance at one's side like need, its miniature display chip image of seeing will thicken.
The utility model content
The purpose of the utility model patent provides a kind of retina display device, blocks the shortcoming of the big and Heavy Weight of volume to overcome existing Helmet-mounted Display Technique visual field.
To achieve these goals; The technical scheme that the utility model patent adopts does; A kind of retina display device; Comprise light source module and beam-expanding collimation module, it is characterized in that: also comprise display chip module and filtering projection module, the filtering projection module is made up of the filter lens group that sets gradually on the light path, aperture, projection lens group and transparent flat mirror.
Above-mentioned display chip module is made up of LCOS micro display chip and beam splitter, and LCOS micro display chip and beam splitter are positioned on the light path of filtering projection module, and the bright dipping light path that expands the bundle module is positioned on the input path of beam splitter.
Above-mentioned display chip module is made up of the LCD micro display chip, and the bright dipping light path that expands the bundle module is positioned on the input path of LCD micro display chip.
Above-mentioned light source module passes through the ruddiness beam splitter by red laser, green laser, blue laser, catoptron, anti-green glow and anti-blue light passes through ruddiness and the green glow beam splitter is formed; Said beam-expanding collimation module is made up of beam-expanding collimation mirror and beam expanding lens, and the directional light that light source module sends is incident on the input path of beam-expanding collimation module.
Above-mentioned light source module closes the look mirror by red LED lamp, green red LED lamp, blue red LED lamp and beam splitting to be formed, and said beam-expanding collimation module is made up of beam expanding lens, and the scattered light that light source module sends is incident on the input path of beam-expanding collimation module.
The utility model has overcome the shortcoming of conventional helmet display technique; Obtain image in the miniature display chip when can let the user observe ambient conditions; And the user observes the different distance object, and when carrying out the diopter adjusting, it is clear that the image in the miniature display chip keeps in human eye all the time.Simultaneously the utility model is simple in structure, and volume is little, and is in light weight, can let clear picture in the display chip by the perception of human eye institute, do not block people's the visual field simultaneously, be a kind of desirable nearly eye display technique.
Description of drawings:
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the structural representation of embodiment 2;
Fig. 3 is the structural representation of embodiment 3;
Fig. 4 is the structural representation of embodiment 4.
Wherein: the 1-red laser; The 2-green laser; The 3-blue laser; The 4-catoptron; The anti-green glow of 5-passes through the ruddiness beam splitter; The anti-blue light of 6-passes through ruddiness and green glow beam splitter; 7-beam-expanding collimation mirror; The 8-LCOS micro display chip; The 9-beam splitter; 10-filter lens group; The 11-aperture; The 12-projection lens group; 13-transparent flat mirror; 14-people's crystallization; The 15-human eye retina; The 16-red LED lamp; The green red LED lamp of 17-; The blue red LED lamp of 18-; The look mirror is closed in the 19-beam splitting; The 20-beam expanding lens; The 21-LCD micro display chip.
Embodiment:
To combine accompanying drawing that the utility model is done below describes in detail.
Embodiment 1, referring to Fig. 1: a kind of retina display device comprises light source module, beam-expanding collimation module, display chip module and filtering projection module.Said light source module passes through ruddiness beam splitter 5 by red laser 1, green laser 2, blue laser 3, catoptron 4, anti-green glow and anti-blue light passes through ruddiness and green glow beam splitter 6 is formed; Said beam-expanding collimation module is made up of beam-expanding collimation mirror 7 and beam expanding lens 20, and the directional light that light source module sends is incident on the input path of beam-expanding collimation module.Said display chip module is made up of LCOS micro display chip 8 and beam splitter 9, and LCOS micro display chip 8 is positioned on the light path of filtering projection module with beam splitter 9, and the bright dipping light path that expands the bundle module is positioned on the input path of beam splitter 9.Said filtering projection module is made up of the filter lens group 10 that sets gradually on the light path, aperture 11, projection lens group 12 and transparent flat mirror 13.
Red laser 1, green laser 2, blue laser 3, by drives, property is luminous chronologically in the use, and red laser 1 sends red light irradiation to catoptron 4; The turnover of generation light path is passed through ruddiness beam splitter 5 through anti-green glow again and is passed through ruddiness and green glow beam splitter 6, green laser 2 luminous green glows with anti-blue light; Shine anti-green glow and pass through ruddiness beam splitter 5, the light path turnover takes place, pass through ruddiness and green glow beam splitter 6 through anti-blue light again; Blue laser 3 luminous blue lights shine anti-blue light and pass through ruddiness and green glow beam splitter 6, and the light path turnover takes place; The light beam of three kinds of colors of red, green, blue is expanded bundle by beam-expanding collimation module (forming by beam-expanding collimation mirror 7 with beam expanding lens 20), forms the hot spot greater than LCOS micro display chip 8 Diagonal Dimension, and the light beam behind the expansion bundle is through beam splitter 9; The part ray cast loses, and part light is reflected to LCOS micro display chip 8, the modulated formation coloured image reflection of light; See through beam splitter 9 again, pooled a shaped laser spot, through aperture 11 filtering parasitic lights by filter lens group 10;, get into projection lens group 12 then, form the some shaped laser spot; Pass through transparent flat mirror 13 at last, few part light enters into human eye retina 15 through people's crystallization 14, and image is finally by the perception of human eye institute; Owing to the existence of transparent flat mirror 13, human eye is when observing external environment simultaneously, and sight line can not blocked; Simultaneously because system gets into the influence that amphiblestroid image does not receive people's crystallization 14, thus human eye when observing different far and near object, it is clear that the image of LCOS micro display chip 8 can keep in human eye all the time.
Embodiment 2, referring to Fig. 2: a kind of retina display device comprises light source module, beam-expanding collimation module, display chip module and filtering projection module.Said light source module closes look mirror 19 by red LED lamp 16, green red LED lamp 17, blue red LED lamp 18 and beam splitting and forms; Said beam-expanding collimation module is made up of beam expanding lens 20, and the scattered light that light source module sends is incident on the input path of beam-expanding collimation module.Said display chip module is made up of LCOS micro display chip 8 and beam splitter 9, and LCOS micro display chip 8 is positioned on the light path of filtering projection module with beam splitter 9, and the bright dipping light path that expands the bundle module is positioned on the input path of beam splitter 9.Said filtering projection module is made up of the filter lens group 10 that sets gradually on the light path, aperture 11, projection lens group 12 and transparent flat mirror 13.
Red LED lamp 16, green red LED lamp 17, blue red LED lamp 18, by drives, property is luminous chronologically in the use, and red LED lamp 16 is sent red light irradiation and is closed look mirror 19 to beam splitting; Green red LED lamp 17 shines beam splitting and closes look mirror 19, and the light path turnover takes place; Blue red LED lamp 18 luminous blue lights shine beam splitting and close look mirror 19, and the light path turnover takes place; The light beam of three kinds of colors of red, green, blue is expanded bundle by beam-expanding collimation module (being beam expanding lens 20 among this embodiment), forms the hot spot greater than LCOS micro display chip 8 Diagonal Dimension, and the light beam behind the expansion bundle is through beam splitter 9; The part ray cast loses, and part light is reflected to LCOS micro display chip 8, the modulated formation coloured image of light; See through beam splitter 9 again, pooled a shaped laser spot, through aperture 11 filtering parasitic lights by filter lens group 10;, get into projection lens group 12 then, form the some shaped laser spot; Pass through transparent flat mirror 13 at last, few part light enters into human eye retina 15 through people's crystallization 14, and image is finally by the perception of human eye institute.
Embodiment 3, referring to Fig. 3: a kind of retina display device comprises light source module, beam-expanding collimation module, display chip module and filtering projection module.Said light source module passes through ruddiness beam splitter 5 by red laser 1, green laser 2, blue laser 3, catoptron 4, anti-green glow and anti-blue light passes through ruddiness and green glow beam splitter 6 is formed; Said beam-expanding collimation module is made up of beam-expanding collimation mirror 7 and beam expanding lens 20, and the directional light that light source module sends is incident on the input path of beam-expanding collimation module.Said display chip module is made up of LCD micro display chip 21, and the bright dipping light path that expands the bundle module is positioned on the input path of LCD micro display chip 21.Said filtering projection module is made up of the filter lens group 10 that sets gradually on the light path, aperture 11, projection lens group 12 and transparent flat mirror 13.
Red laser 1, green laser 2, blue laser 3, by drives, property is luminous chronologically in the use; Red laser 1 sends red light irradiation to catoptron 4, and the light path turnover takes place, and passes through ruddiness beam splitter 5 through anti-green glow again and passes through ruddiness and green glow beam splitter 6 with anti-blue light; Green laser 2 luminous green glows shine anti-green glow and pass through ruddiness beam splitter 5, and the light path turnover takes place; Pass through ruddiness and green glow beam splitter 6 through anti-blue light again, blue laser 3 luminous blue lights shine anti-blue light and pass through ruddiness and green glow beam splitter 6; The turnover of generation light path, the light beam of three kinds of colors of red, green, blue is expanded bundle by the beam-expanding collimation module, forms the hot spot greater than LCD micro display chip 21 Diagonal Dimension; Light incides LCD micro display chip 21, and the modulated formation coloured image of light is pooled a shaped laser spot by filter lens group 10; Through aperture 11 filtering parasitic lights, get into projection lens group 12 then, form the some shaped laser spot; Pass through transparent flat mirror 13 at last, few part light enters into human eye retina 15 through people's crystallization 14, and image is finally by the perception of human eye institute.
Embodiment 4, referring to Fig. 4: a kind of retina display device comprises light source module, beam-expanding collimation module, display chip module and filtering projection module.Said light source module closes look mirror 19 by red LED lamp 16, green red LED lamp 17, blue red LED lamp 18 and beam splitting and forms; Said beam-expanding collimation module is made up of beam expanding lens 20, and the scattered light that light source module sends is incident on the input path of beam-expanding collimation module.Said display chip module is made up of LCD micro display chip 21, and the bright dipping light path that expands the bundle module is positioned on the input path of LCD micro display chip 21.Said filtering projection module is made up of the filter lens group 10 that sets gradually on the light path, aperture 11, projection lens group 12 and transparent flat mirror 13.
Red LED lamp 16, green red LED lamp 17, blue red LED lamp 18, by drives, property is luminous chronologically in the use; Red LED lamp 16 is sent red light irradiation and is closed look mirror 19 to beam splitting, and green red LED lamp 17 shines beam splitting and closes look mirror 19; The turnover of generation light path, blue red LED lamp 18 luminous blue lights shine beam splitting and close look mirror 19; The turnover of generation light path, the light beam of three kinds of colors of red, green, blue is expanded bundle by the beam-expanding collimation module, forms the hot spot greater than LCD micro display chip 21 Diagonal Dimension; Light incides LCD micro display chip 21, and the modulated formation coloured image of light is pooled a shaped laser spot by filter lens group 10; Through aperture 11 filtering parasitic lights, get into projection lens group 12 then, form the some shaped laser spot; Pass through transparent flat mirror 13 at last, few part light enters into human eye retina 15 through people's crystallization 14, and image is finally by the perception of human eye institute.

Claims (5)

1. retina display device; Comprise light source module and beam-expanding collimation module; It is characterized in that: also comprise display chip module and filtering projection module, the filtering projection module is made up of the filter lens group (10) that sets gradually on the light path, aperture (11), projection lens group (12) and transparent flat mirror (13).
2. according to the said a kind of retina display device of claim 1; It is characterized in that: said display chip module is made up of LCOS micro display chip (8) and beam splitter (9); LCOS micro display chip (8) and beam splitter (9) are positioned on the light path of filtering projection module, and the bright dipping light path that expands the bundle module is positioned on the input path of beam splitter (9).
3. according to the said a kind of retina display device of claim 1, it is characterized in that: said display chip module is made up of LCD micro display chip (21), and the bright dipping light path that expands the bundle module is positioned on the input path of LCD micro display chip (21).
4. according to claim 2 or 3 said a kind of retina display device; It is characterized in that: said light source module passes through ruddiness beam splitter (5) by red laser (1), green laser (2), blue laser (3), catoptron (4), anti-green glow and anti-blue light passes through ruddiness and green glow beam splitter (6) is formed; Said beam-expanding collimation module is made up of beam-expanding collimation mirror (7) and beam expanding lens (20), and the directional light that light source module sends is incident on the input path of beam-expanding collimation module.
5. according to claim 2 or 3 said a kind of retina display device; It is characterized in that: said light source module closes look mirror (19) by red LED lamp (16), green red LED lamp (17), blue red LED lamp (18) and beam splitting and forms; Said beam-expanding collimation module is made up of beam expanding lens (20), and the scattered light that light source module sends is incident on the input path of beam-expanding collimation module.
CN 201220242178 2012-05-28 2012-05-28 Retina display equipment Expired - Fee Related CN202631850U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106291944A (en) * 2016-10-24 2017-01-04 京东方科技集团股份有限公司 A kind of display device and display packing, wear-type Virtual Reality Head-mounted Displays
CN108303804A (en) * 2017-01-12 2018-07-20 北京维信诺光电技术有限公司 3d glasses
CN108319015A (en) * 2017-04-21 2018-07-24 北京耐德佳显示技术有限公司 The nearly eye display device of retinal projection's formula
CN109917556A (en) * 2019-04-20 2019-06-21 成都工业学院 A kind of retina image-forming three-dimensional display apparatus
CN110955063A (en) * 2019-12-09 2020-04-03 上海交通大学 Intraocular display device based on retinal scanning

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106291944A (en) * 2016-10-24 2017-01-04 京东方科技集团股份有限公司 A kind of display device and display packing, wear-type Virtual Reality Head-mounted Displays
US10613322B2 (en) 2016-10-24 2020-04-07 Boe Technology Group Co., Ltd. Display device, display method and head-mounted virtual display helmet
CN108303804A (en) * 2017-01-12 2018-07-20 北京维信诺光电技术有限公司 3d glasses
CN108319015A (en) * 2017-04-21 2018-07-24 北京耐德佳显示技术有限公司 The nearly eye display device of retinal projection's formula
CN109917556A (en) * 2019-04-20 2019-06-21 成都工业学院 A kind of retina image-forming three-dimensional display apparatus
CN110955063A (en) * 2019-12-09 2020-04-03 上海交通大学 Intraocular display device based on retinal scanning
CN110955063B (en) * 2019-12-09 2020-11-03 上海交通大学 Intraocular display device based on retinal scanning

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C14 Grant of patent or utility model
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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121226

Termination date: 20180528

CF01 Termination of patent right due to non-payment of annual fee