CN111290129B - Interpupillary distance adjusting device and head-mounted equipment - Google Patents
Interpupillary distance adjusting device and head-mounted equipment Download PDFInfo
- Publication number
- CN111290129B CN111290129B CN202010248929.1A CN202010248929A CN111290129B CN 111290129 B CN111290129 B CN 111290129B CN 202010248929 A CN202010248929 A CN 202010248929A CN 111290129 B CN111290129 B CN 111290129B
- Authority
- CN
- China
- Prior art keywords
- adjusting
- head
- lens
- interpupillary distance
- adjustment
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
Images
Classifications
-
- 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
- G02B27/0176—Head mounted characterised by mechanical features
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eye Examination Apparatus (AREA)
Abstract
The pupil distance adjusting device is applied to head-mounted equipment and comprises an adjusting lens and an adjusting cover, wherein the adjusting lens is sleeved on the adjusting cover, the adjusting cover is provided with a through hole, the diameter of the through hole is smaller than the outer diameter of the adjusting lens and larger than or equal to the effective caliber of the adjusting lens, the adjusting lens comprises a plurality of fan-shaped areas, and each fan-shaped area has different focal power. The invention provides a pupil distance adjusting device and a head-mounted device, and aims to solve the problems that the pupil distance adjusting device of the head-mounted device in the prior art is complex in structure, the size and the weight of the head-mounted device are increased, and the wearing difficulty of a user on the head-mounted device is high.
Description
Technical Field
The invention relates to the technical field of optical imaging, in particular to a pupil distance adjusting device and a head-mounted device.
Background
Present head-mounted device passes through optical system's transmission and enlargeing back with the display screen in the equipment usually, transmits the image of output to people's eye, and the user is when wearing head-mounted device, because different users 'interpupillary distance is different, therefore need adjust the interval between the observation lens according to user's interpupillary distance among the head-mounted device usually to the interpupillary distance of adaptation user.
In the prior art, in order to adjust the interpupillary distance of the head-mounted device, translation is generally required to be performed by translating the observation lens in the head-mounted device, but the addition of a translation component for the observation lens in the head-mounted device increases the volume and weight of the head-mounted device, thereby increasing the wearing difficulty of a user on the head-mounted device.
The above is only for the purpose of assisting understanding of the technical aspects of the present invention, and does not represent an admission that the above is prior art.
Disclosure of Invention
The invention provides a pupil distance adjusting device and a head-mounted device, and aims to solve the problems that the pupil distance adjusting device of the head-mounted device in the prior art is complex in structure, the size and the weight of the head-mounted device are increased, and the wearing difficulty of a user on the head-mounted device is high.
In order to achieve the above object, the present invention provides a pupil distance adjusting device, which is applied to a head-mounted device, and comprises an adjusting lens and an adjusting cover;
the adjusting cover is sleeved outside the adjusting lens, the adjusting cover is provided with a through hole, the diameter of the through hole is smaller than the outer diameter of the adjusting lens and larger than or equal to the effective caliber of the adjusting lens, the adjusting lens comprises a plurality of fan-shaped areas, and each fan-shaped area has different focal power.
Optionally, the fan-shaped areas have a distal end far away from the center of the adjusting lens and a proximal end close to the center of the adjusting lens, and the lens thickness difference between the distal end and the proximal end of different fan-shaped areas is different.
Optionally, the thicknesses of the distal ends of the different fan-shaped regions are not equal.
Optionally, a plurality of scale marks are arranged on the adjusting cover, and each scale mark corresponds to the focal power of one of the fan-shaped areas.
Optionally, the adjusting cover further comprises an anti-slip portion, and the anti-slip portion is arranged around the outer edge of the adjusting cover in the circumferential direction.
In order to achieve the above object, the present application provides a head-mounted device, the head-mounted device includes display screen, structure, optical system and at least one pupil distance adjusting device as described in any one of the above embodiments, the one end of structure with the display screen is connected, the other end with optical system connects, pupil distance adjusting device locates optical system's light-emitting side.
Optionally, the head-mounted device includes two interpupillary distance adjusting device, optical system includes left glasses group and right glasses group, one interpupillary distance adjusting device locates on the light-emitting side of left glasses group, another interpupillary distance adjusting device locates on the light-emitting side of right glasses group.
Optionally, the head-mounted device further comprises a pupil distance sensor, and the pupil distance sensor is arranged between the two pupil distance adjusting devices.
Optionally, the head-mounted device further comprises a driving assembly, and the driving assembly is connected with the adjusting cover to drive the adjusting cover to rotate.
Optionally, the pupil distance adjusting range of the head-mounted device is 55-70 mm.
In the technical scheme that this application provided, interpupillary distance adjusting device is applied to the head-mounted apparatus, interpupillary distance adjusting device is including adjusting the lens and adjusting the lid, it establishes to adjust the lid cover outside the adjusting the lens, it is equipped with the through-hole to adjust the lid, the diameter of through-hole is less than adjust the external diameter of lens, and be greater than or equal to adjust the effective bore of lens, adjust including a plurality of fan-shaped regions of lens, every fan-shaped region has different focal power. When being right the interpupillary distance of head-mounted device is adjusted, head-mounted device includes display screen and optical system, optical system locates the light-emitting side of display screen, interpupillary distance adjusting device locates optical system's light-emitting side, through rotatory the regulation lid, the regulation lid moves the regulation lens rotates the back, makes the light that the display screen sent transmit to people's eye after the optical system, from the fan-shaped region that the regulation lens degree corresponds transmits through, because the difference of lens the fan-shaped region has different lens thickness, therefore different fan-shaped regions can carry out different degrees of buckling to light to change the interpupillary distance of head-mounted device, change the distance through rotatory interpupillary distance adjusting device, the interpupillary distance adjusting device structure that has solved head-mounted device among the prior art is complicated, make the volume increase of head-mounted device, the weight is increased, and the wearing difficulty of the user to the head-mounted equipment is large.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic diagram of the construction of the headgear of the present invention;
FIG. 2 is an exploded schematic view of the headset of the present invention;
FIG. 3 is a schematic view of the adjusting lens of the present invention;
fig. 4 is a schematic diagram of the pupil distance adjusting device of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
411 | |
| 200 | |
412 | |
| 300 | |
500 | Adjusting |
| 310 | Left |
510 | |
| 320 | |
520 | |
| 400 | Adjusting |
530 | Through |
| 410 | Sector area |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a pupil distance adjusting device and a head-mounted device.
Referring to fig. 1 to 4, the pupil distance adjusting device is applied to a head-mounted device, and includes an adjusting lens 400 and an adjusting cover 500;
the adjusting cover 500 is sleeved outside the adjusting lens 400, the adjusting cover 500 is provided with a through hole 530, the diameter of the through hole 530 is smaller than the outer diameter of the adjusting lens 400 and is greater than or equal to the effective caliber of the adjusting lens 400, the adjusting lens 400 comprises a plurality of fan-shaped areas 410, and each fan-shaped area 410 has different focal power.
In the technical solution provided by the present application, the pupil distance adjusting device is applied to the head-mounted device, the pupil distance adjusting device includes adjusting lens 400 and adjusting cover 500, the head-mounted device includes display screen 100 and optical system 300, optical system 300 locates the light-emitting side of display screen 100, adjusting lens 400 locates optical system 300 keeps away from one side of display screen 100, adjusting cover 500 is covered and is established adjusting lens 400, adjusting cover 500 is equipped with through-hole 530, adjusting lens 400 includes a plurality of fan-shaped regions 410, when adjusting the pupil distance of the head-mounted device, the head-mounted device includes display screen 100 and optical system 300, optical system 300 locates the light-emitting side of display screen 100, pupil distance adjusting device locates the light-emitting side of optical system 300, through rotating adjusting cover 500, adjusting cover 500 drives adjusting lens 400 rotates the back, make light that display screen 100 sent is in the process behind optical system 300, follow fan-shaped area 410 that adjusting lens 400 degrees corresponds transmits to people's eye after seeing through, because every fan-shaped area 410 has different focal power, consequently different fan-shaped area 410 can carry out the bending of different degrees to light, thereby changes headset's interpupillary distance, through rotating pupil distance adjusting device changes the interpupillary distance, and the interpupillary distance adjusting device structure of having solved headset among the prior art is complicated, makes headset's volume increase, and weight increases, and the problem that the user is big to headset's the degree of difficulty of wearing.
In an alternative embodiment, the fan-shaped area 410 has a distal end 411 away from the center of the adjustment lens 400 and a proximal end 412 near the lens of the adjustment lens 400, the difference in thickness between the lens thickness at the distal end 411 and the lens thickness at the proximal end 412 of the fan-shaped area 410 being different. The greater the difference in thickness between the lens thickness at the distal end 411 and the lens thickness at the proximal end 412 in the sector area 410, the greater the absolute value of the optical power representing the sector area 410, the greater the ability of the sector area 410 to deflect the light rays.
In an alternative embodiment, the thicknesses of the distal ends 411 of different ones of the fan-shaped regions 410 are not equal. Specifically, when the lens thickness of the proximal end 412 of each of the different sector areas 410 is the same, in order to ensure that each of the different sector areas 410 has different focal power, the lens thickness of the distal end 411 of each of the different sector areas 410 is different, and specifically, when the focal power of one of the sector areas 410 is greater than that of the other sector area 410, the lens thickness of the distal end 411 of one of the sector areas 410 is greater than that of the western segment of the other sector area 410.
In an alternative embodiment, a plurality of scale marks 510 are provided on the adjustment cover 500, each scale mark 510 corresponds to the optical power of one of the sector areas 410, specifically, after the pupil distance adjustment device is assembled to the head-mounted device, in order to facilitate the user to adjust to an appropriate pupil distance range according to the pupil distance adjustment device, a scale mark 510 may be provided on the adjustment cover 500, in one embodiment, the number of the scale marks 510 is equal to the number of the sector areas 410, the scale mark 510 may be marked as a numerical value of the optical power or a numerical value of the pupil distance, it is understood that the scale mark 510 may also indicate the optical power variation rule of the pupil distance adjustment device, specifically, when the adjustment cover 500 is rotated in a clockwise direction, the pupil distance may be reduced through the scale mark 510, when the adjustment cover 500 is rotated in the counterclockwise direction, the increase of the interpupillary distance can be represented by the scale marks 510.
In an alternative embodiment, the adjustment cover 500 further includes a non-slip portion 520, and the non-slip portion 520 is circumferentially disposed around the outer periphery of the adjustment cover 500. Specifically, it is convenient right to adjust lid 500 rotates to pass through pupil distance adjusting device adjusts the interpupillary distance of head-mounted device circumference sets up on the lateral wall of adjusting lid 500 antiskid portion 520, in a particular embodiment, antiskid portion 520 can be for following the antiskid line that the lateral wall circumference of adjusting lid 500 set up, antiskid line can be recess or boss.
In order to achieve the above object, the present application further provides a head-mounted device, where the head-mounted device includes a display screen, a structural component 200, an optical system 300, and at least one pupil distance adjusting device according to any one of the above embodiments, and the specific structure of the pupil distance adjusting device refers to the above embodiments, and since the pupil distance adjusting device adopts all technical solutions of all the above embodiments, all beneficial effects brought by the technical solutions of the above embodiments are at least achieved, and are not repeated herein. Specifically, the light emitted from the display screen 100 passes through the optical system 300 and then is transmitted to the interpupillary distance adjusting device, and the light is refracted by the interpupillary distance adjusting device and then is transmitted to the human eyes.
In an optional embodiment, the head-mounted device includes two pupil distance adjusting devices, the optical system 300 includes a left glasses group 310 and a right glasses group 320, one pupil distance adjusting device is provided on the light-emitting side of the left glasses group 310, and another pupil distance adjusting device is provided on the light-emitting side of the right glasses group 320. When the user uses the head-mounted equipment, the two pupil distance adjusting devices can be respectively adjusted in a rotating mode according to wearing conditions, and therefore the pupil distance range of the head-mounted equipment is further increased or decreased.
In an optional embodiment, the head-mounted device further comprises a pupil distance sensor, and the pupil distance sensor is arranged between the two pupil distance adjusting devices. Specifically, the interpupillary distance between user's left eye and the right eye is confirmed through the mode of taking the picture to the interpupillary distance sensor, and pass through display screen 100 reminds the interpupillary distance information that detects to the user, and convenience of customers passes through interpupillary distance adjusting device carries out interpupillary distance and adjusts.
In a preferred embodiment, the head-mounted device further comprises a driving assembly, which is connected to the adjusting cap 500, and is used for driving the adjusting cap 500 to rotate, in one embodiment, the interpupillary distance sensor acquires the interpupillary distance information of the user when the user wears the head-mounted device, after the information of the interpupillary distance is acquired, the driving component adjusts the two interpupillary distance adjusting devices according to the information of the interpupillary distance, thereby the pupil distance of the head-mounted equipment is suitable for the user wearing the head-mounted equipment, and the pupil distance sensor, the driving component and the pupil distance adjusting device are used in combination, so that when the user wears the head-mounted equipment, adjust interpupillary distance automatically, convenience of customers wears the use, avoids the user because the interpupillary distance of head-mounted apparatus is inconsistent with user's interpupillary distance, leads to wearing head-mounted apparatus appears dizzy or can't observe clear display image scheduling problem.
In an alternative embodiment, the pupil distance adjusting range of the head-mounted device is 55-70mm for the convenience of wearing by the user, it is understood that the adjusting range of the head-mounted device is not limited thereto, and in another embodiment, when the pupil distance required by the user is larger, the pupil distance adjusting device can be used in the head-mounted device in combination with a manner of translating the observation lens of the head-mounted device, so as to further increase the pupil distance adjusting range of the head-mounted device.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The pupil distance adjusting device is applied to head-mounted equipment and comprises adjusting lenses and an adjusting cover;
the adjusting cover is sleeved outside the adjusting lens, the adjusting cover is provided with a through hole, the diameter of the through hole is smaller than the outer diameter of the adjusting lens and larger than or equal to the effective caliber of the adjusting lens, the adjusting lens comprises a plurality of fan-shaped areas, and each fan-shaped area has different focal power.
2. The interpupillary distance adjustment apparatus of claim 1, wherein said sector areas have a distal end distal from the center of said adjustment lens and a proximal end proximal to the center of said adjustment lens, the difference in lens thickness between the distal and proximal ends of different sector areas being different.
3. The interpupillary distance adjustment apparatus of claim 1, wherein the thicknesses of the distal ends of different said sector areas are not equal.
4. The interpupillary distance adjusting apparatus of claim 1, wherein said adjusting cover is provided with a plurality of scale marks, each of said scale marks corresponding to the optical power of one of said sector areas.
5. The interpupillary distance adjustment device of claim 1, wherein said adjustment cover further comprises a non-slip portion disposed circumferentially around an outer edge of said adjustment cover.
6. A head-mounted device, characterized in that the head-mounted device comprises a display screen, a structural component, an optical system and at least one pupil distance adjusting device as claimed in any one of claims 1 to 5, wherein one end of the structural component is connected with the display screen, the other end is connected with the optical system, and the pupil distance adjusting device is arranged at the light-emitting side of the optical system.
7. The headset of claim 6, wherein the headset includes two of the interpupillary distance adjusting devices, the optical system includes a left set of eyeglasses and a right set of eyeglasses, one of the interpupillary distance adjusting devices is disposed on an exit side of the left set of eyeglasses, and the other of the interpupillary distance adjusting devices is disposed on an exit side of the right set of eyeglasses.
8. The headset of claim 6 further comprising an interpupillary distance sensor disposed between two of said interpupillary distance adjusting means.
9. The headset of claim 6, further comprising a drive assembly coupled to the adjustment cap to drive rotation of the adjustment cap.
10. The headset of claim 6 wherein the interpupillary distance adjustment range of the headset is 55-70 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010248929.1A CN111290129B (en) | 2020-03-31 | 2020-03-31 | Interpupillary distance adjusting device and head-mounted equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010248929.1A CN111290129B (en) | 2020-03-31 | 2020-03-31 | Interpupillary distance adjusting device and head-mounted equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111290129A CN111290129A (en) | 2020-06-16 |
| CN111290129B true CN111290129B (en) | 2021-08-27 |
Family
ID=71021543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010248929.1A Active CN111290129B (en) | 2020-03-31 | 2020-03-31 | Interpupillary distance adjusting device and head-mounted equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111290129B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064611A (en) * | 1991-03-11 | 1992-09-23 | 罗伯特·G·威利 | Intraocular lens with variable optical strength of astigmatism correction ability |
| EP0738911A1 (en) * | 1995-04-21 | 1996-10-23 | ESSILOR INTERNATIONAL (Compagnie Générale d'Optique) | Ophthalmic progressive multifocal lens |
| JP2005066246A (en) * | 2003-08-20 | 2005-03-17 | Trend East Kk | Sight recovering apparatus having built-in fan-shaped rotating reflecting mirror |
| CN101829007A (en) * | 2010-04-29 | 2010-09-15 | 何洋 | Lens device of trainer for myopia comprehensive therapy |
| CN103322428A (en) * | 2012-03-19 | 2013-09-25 | 南京英田光学工程有限公司 | Sector-linear light source and motion sensing device adopting same |
| TWM527326U (en) * | 2016-01-21 | 2016-08-21 | Bo-Yi Chen | Eye training device |
| CN106199888A (en) * | 2015-02-02 | 2016-12-07 | 杜兴 | Optical path changes system and imaging device |
| CN206906702U (en) * | 2017-05-15 | 2018-01-19 | 潍坊歌尔电子有限公司 | A kind of head-mounted display |
| CN206960775U (en) * | 2017-05-11 | 2018-02-02 | 北京小鸟看看科技有限公司 | Wear display device and its interpupillary adjustment mechanism and support |
| CN107861262A (en) * | 2017-12-10 | 2018-03-30 | 段亚东 | Fan annular concentric circumferential edge defocus ophthalmic len |
| CN108663814A (en) * | 2018-08-14 | 2018-10-16 | 深圳创维新世界科技有限公司 | Interpupillary distance object distance is adjustable virtual reality glasses |
| CN109239925A (en) * | 2018-10-26 | 2019-01-18 | 歌尔科技有限公司 | Head-mounted display |
| CN209055750U (en) * | 2018-07-06 | 2019-07-02 | 深圳小宅科技有限公司 | A kind of head-wearing display device that can show interpupillary distance, eyesight degree |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005043646B4 (en) * | 2005-03-22 | 2011-12-22 | Leica Instruments (Singapore) Pte. Ltd. | Pupillary distance adjustment device for eyepieces |
| NL2002540C2 (en) * | 2009-02-17 | 2010-08-18 | Oculentis B V | Ophthalmic lens with optical sectors. |
| US20120249797A1 (en) * | 2010-02-28 | 2012-10-04 | Osterhout Group, Inc. | Head-worn adaptive display |
-
2020
- 2020-03-31 CN CN202010248929.1A patent/CN111290129B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064611A (en) * | 1991-03-11 | 1992-09-23 | 罗伯特·G·威利 | Intraocular lens with variable optical strength of astigmatism correction ability |
| EP0738911A1 (en) * | 1995-04-21 | 1996-10-23 | ESSILOR INTERNATIONAL (Compagnie Générale d'Optique) | Ophthalmic progressive multifocal lens |
| JP2005066246A (en) * | 2003-08-20 | 2005-03-17 | Trend East Kk | Sight recovering apparatus having built-in fan-shaped rotating reflecting mirror |
| CN101829007A (en) * | 2010-04-29 | 2010-09-15 | 何洋 | Lens device of trainer for myopia comprehensive therapy |
| CN103322428A (en) * | 2012-03-19 | 2013-09-25 | 南京英田光学工程有限公司 | Sector-linear light source and motion sensing device adopting same |
| CN106199888A (en) * | 2015-02-02 | 2016-12-07 | 杜兴 | Optical path changes system and imaging device |
| TWM527326U (en) * | 2016-01-21 | 2016-08-21 | Bo-Yi Chen | Eye training device |
| CN206960775U (en) * | 2017-05-11 | 2018-02-02 | 北京小鸟看看科技有限公司 | Wear display device and its interpupillary adjustment mechanism and support |
| CN206906702U (en) * | 2017-05-15 | 2018-01-19 | 潍坊歌尔电子有限公司 | A kind of head-mounted display |
| CN107861262A (en) * | 2017-12-10 | 2018-03-30 | 段亚东 | Fan annular concentric circumferential edge defocus ophthalmic len |
| CN209055750U (en) * | 2018-07-06 | 2019-07-02 | 深圳小宅科技有限公司 | A kind of head-wearing display device that can show interpupillary distance, eyesight degree |
| CN108663814A (en) * | 2018-08-14 | 2018-10-16 | 深圳创维新世界科技有限公司 | Interpupillary distance object distance is adjustable virtual reality glasses |
| CN109239925A (en) * | 2018-10-26 | 2019-01-18 | 歌尔科技有限公司 | Head-mounted display |
Non-Patent Citations (3)
| Title |
|---|
| 《Detecting eye position and gaze from a single camera and 2 light sources》;C.H.Morimoto et al.;《Object recognition supported by user interaction for service robots》;20020811;第4卷;314-317 * |
| 《人眼瞳距的光电测量法》;王代强 等;《黔西南民族师范高等专科学校学报》;20090325(第1期);86-88,93 * |
| 《医用手术显微镜的瞳距调节机构》;王吉龙 等;《光学仪器》;20091015;第31卷(第5期);67-70 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111290129A (en) | 2020-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6057966A (en) | Body-carryable display devices and systems using E.G. coherent fiber optic conduit | |
| EP3151051B1 (en) | Chromatic aberration-free wide-angle lens for headgear, and headgear | |
| US4795235A (en) | Bioptic periscope and method | |
| JPS62273505A (en) | Objective lens for endoscope | |
| US4523818A (en) | Ocular eyecups for wearers of glasses | |
| US20190246900A1 (en) | Tele-microscopic magnifying attachment for binocular indirect ophthalmoscopes | |
| US20160109727A1 (en) | Optical device for restoring eyesight | |
| EP1357417A2 (en) | An eyepiece for viewing a flat image | |
| WO2020079906A1 (en) | Head-mounted display and method for designing wide-focus lens used in same | |
| CN111290129B (en) | Interpupillary distance adjusting device and head-mounted equipment | |
| US3027803A (en) | Spectacle lens-contact lens system | |
| EP3032313B1 (en) | Ocular lens system, and image observation device | |
| CN215937645U (en) | Novel mixed reality technique spinal surgery segment location device | |
| CN105974582A (en) | Method and system for image correction of head-wearing display device | |
| GB2458495A (en) | Contact lens with multiple pinholes | |
| US20060238705A1 (en) | Device for self-measurement of interpupillary distance | |
| JP6274586B2 (en) | Binocular loupe | |
| WO1997042560A1 (en) | Miniature display devices and systems | |
| Lee et al. | Low vision devices for children | |
| EP3631568B1 (en) | Eyepiece for a personal display and personal display comprising such eyepiece | |
| WO2016002296A1 (en) | Optical control device and optical control method | |
| EP0178014B1 (en) | Visual aid especially for weak-sighted persons | |
| Wright | Careers and vocational education | |
| JP3047412U (en) | Visual aid with pinhole | |
| CN212873076U (en) | Diopter-adjustable AR display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |