CN106773062A - Head-mounted display and its diopter adjusting means - Google Patents
Head-mounted display and its diopter adjusting means Download PDFInfo
- Publication number
- CN106773062A CN106773062A CN201710083176.1A CN201710083176A CN106773062A CN 106773062 A CN106773062 A CN 106773062A CN 201710083176 A CN201710083176 A CN 201710083176A CN 106773062 A CN106773062 A CN 106773062A
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- China
- Prior art keywords
- diopter
- adjusting knob
- optics module
- cam
- adjusting means
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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
- G02B27/0176—Head mounted characterised by mechanical 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
- G02B27/0172—Head mounted characterised by optical features
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
The present invention relates to head-mounted display and its diopter adjusting means, diopter adjusting means includes adjusting knob and the displacement drive mechanism for driving the optics module or display screen of head-mounted display to be moved along primary optical axis, adjusting knob and displacement drive mechanism drive connection；Adjusting knob includes multiple regulation stalls, and when adjusting knob rotates a regulation stall, optics module or display screen correspondence are along primary optical axis displacement d >=0.0003j2Millimeter；Wherein, j is the focal length of optics module.The present invention often rotates a regulation stall by accurate setting during diopter is adjusted, and optics module or display screen realize the quick accurate adjustment of head-mounted display diopter along the relative distance that primary optical axis is moved.By using the present invention program, be greatly improved diopter regulation efficiency so that user can quick regulation to optimal viewing state.
Description
Technical field
The present invention relates to intelligent terminal technical field, adjusted more specifically to a kind of head-mounted display and its diopter
Regulating device.
Background technology
As electronic device constantly develops to ultraminiaturization, and new computer, microelectronics, photoelectric device and communication reason
By the development with technology, this new ant algorithms based on " people-oriented " " people computer system " of wearable computing have become possibility.
Application is continued to bring out in fields such as military, industry, medical treatment, education, consumption.In a typical wearable computing system framework
In, head-mounted display apparatus are crucial parts.Head-wearing display device passes through optical technology, by miniature image display
The video image light that (such as transmission-type or Reflective liquid crystal displays screen, organic electroluminescence device, DMD device) sends is directed to
The pupil of user, virtual, enlarged drawing is realized in the nearly mesh scope of user, for user provide directly perceived, visual image,
Video, text information.
To reach more preferable display effect, it is necessary to face by eyes and near the eyes is close to during user's wearing head-mounted display
Head-mounted display, cause users that some have defective vision that glasses cannot be used while using head-mounted display, so he
The picture seen also can be relatively fuzzyyer, largely effect on experience.
In existing head-mounted display, some are provided with focal length and interpupillary distance adjustment structure, may be such that difference is regarded by regulation
The use of power situation can see clearly picture per family.But these adjustment structures use cumbersome, generally require and grown
The regulation of time can be only achieved optimal viewing effect.
The content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, there is provided a kind of easy to adjust fast
Prompt head-mounted display and its diopter adjusting means.
The technical solution adopted for the present invention to solve the technical problems is：
Construct a kind of head-mounted display diopter adjusting means, including adjusting knob and the light for driving head-mounted display
The displacement drive mechanism that module or display screen are moved along primary optical axis is learned, the adjusting knob drives with the displacement drive mechanism and connects
Connect, the adjusting knob is converted into the rectilinear movement of the optics module or display screen along primary optical axis；Wherein, institute
Stating adjusting knob includes multiple regulation stalls, when the adjusting knob rotates a regulation stall, the optics module correspondence edge
Primary optical axis displacement d >=0.0003j2Millimeter；Wherein, the j is the focal length of the optics module.
Diopter adjusting means of the present invention, wherein, optics module correspondence along primary optical axis displacement d >=
0.001j2Millimeter.
Diopter adjusting means of the present invention, wherein, optics module correspondence along primary optical axis displacement d >=
0.002j2Millimeter.
Diopter adjusting means of the present invention, wherein, the optics module correspondence is along primary optical axis displacement d=
0.0003j2Millimeter.
Diopter adjusting means of the present invention, wherein, it is provided with the adjusting knob for indicating the regulation
The scale of gear.
Diopter adjusting means of the present invention, wherein, the scale includes origin scale, myopia regulation scale and remote
Depending on regulation scale.
Diopter adjusting means of the present invention, wherein, the displacement drive mechanism include drive rod, extension spring and
Cam, the adjusting knob is used to drive the cam rotation；
The drive rod is connected with the optics module；
Projection is provided with the drive rod, the projection is touched with the side edge of the cam, the center of the cam
Axis is fixedly connected perpendicular to the drive rod, the adjusting knob with the cam.
Diopter adjusting means of the present invention, wherein, the displacement drive mechanism include drive rod, extension spring and
Cam, the adjusting knob is used to drive the cam rotation；
The drive rod is connected with the display screen；
Projection is provided with the drive rod, the projection is touched with the side edge of the cam, the center of the cam
Axis is fixedly connected perpendicular to the drive rod, the adjusting knob with the cam.
Diopter adjusting means of the present invention, wherein, displacement drive mechanism electric driving mechanism.
Present invention also offers a kind of head-mounted display, wherein, including the diopter regulation dress as described in foregoing any one
Put.
The beneficial effects of the present invention are：By set diopter adjust during often rotate a regulation stall when optics
Module or display screen realize the quick accurate adjustment of head-mounted display diopter along the relative distance that primary optical axis is moved, and pass through
Using the present invention program, diopter regulation efficiency is greatly improved so that user can be quickly found out optimal viewing shape by regulation
State.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below in conjunction with accompanying drawing and reality
The invention will be further described to apply example, and drawings in the following description are only section Example of the invention, for this area
For those of ordinary skill, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings：
Fig. 1 is the head-mounted display diopter adjusting means theory diagram one of present pre-ferred embodiments；
Fig. 2 is the head-mounted display diopter adjusting means theory diagram two of present pre-ferred embodiments；
Fig. 3 is the head-mounted display diopter adjustment state schematic diagram one of present pre-ferred embodiments；
Fig. 4 is the head-mounted display diopter adjustment state schematic diagram two of present pre-ferred embodiments；
Fig. 5 is the head-mounted display diopter adjustment state schematic diagram three of present pre-ferred embodiments；
Fig. 6 is the head-mounted display diopter adjustment state schematic diagram four of present pre-ferred embodiments.
Specific embodiment
In order that the purpose, technical scheme and advantage of the embodiment of the present invention are clearer, implement below in conjunction with the present invention
Technical scheme in example carries out clear, complete description, it is clear that described embodiment is section Example of the invention, and
It is not all of embodiment.Based on embodiments of the invention, those of ordinary skill in the art are not before creative work is paid
The every other embodiment for being obtained is put, protection scope of the present invention is belonged to.
The head-mounted display diopter adjusting means general structure of present pre-ferred embodiments as depicted in figs. 1 and 2, is such as schemed
It is that adjusting knob 40 drives the moving structure schematic diagram of optics module 20 by displacement drive mechanism 30 shown in 1；As shown in Fig. 2 being
Adjusting knob 40 drives the moving structure schematic diagram of display screen 10 by displacement drive mechanism 30.Head-mounted display diopter regulation dress
Put including adjusting knob 40 and the displacement for driving the optics module 20 or display screen 10 of head-mounted display to be moved along primary optical axis
Drive mechanism 30, adjusting knob 40 and the drive connection of displacement drive mechanism 30, optics is converted into by the rotation of adjusting knob 40
Module 20 or display screen 10 along the primary optical axis of optics module 20 rectilinear movement；Wherein, adjusting knob 40 includes multiple regulation shelves
Position, when adjusting knob 40 often rotates one regulation stall, optics module 20 or display screen 10 correspondingly along primary optical axis displacement d >=
0.0003j2Millimeter；Wherein, j is the focal length of optics module 20；The scheme of the present embodiment was adjusted by the accurate diopter that sets
Cheng Zhong, often rotates a regulation stall, and optics module 20 or display screen 10 are realized wearing along the relative distance that primary optical axis is moved
The quick accurate adjustment of display diopter；It was verified that by the scheme using the present embodiment, being greatly improved diopter tune
Section efficiency so that user can be quickly found out optimal viewing state by regulation.
That is, in such scheme, when the rotation of adjusting knob 40, the motion of corresponding display screen 10 or optics module 20
It is not continuous displacement, but discrete distance change, can so ensure during regulation, often adjust once, human eye energy
The more apparent difference told between former and later two states, is so easier to find the viewed status being best suitable for.
In Fig. 1 and Fig. 2, between display screen 10 and optics module 20 distance be d1, between optics module 20 and human eye away from
From being d2, display screen 10 or the displacement of optics module 20 are d.In above-mentioned diopter adjusting means, every turn of adjusting knob 40
When moving a regulation stall, optics module 20 or the correspondence of display screen 10 can be with along the primary optical axis displacement d of optics module 20
For values below or more than or equal to values below：0.001j2Millimeter or 0.002j2Millimeter or 0.0003j2Millimeter, or
More than or equal to 0.0003j2Any other distance values in millimeter.
In above-mentioned diopter adjusting means, the scale for indicating regulation stall is provided with adjusting knob 40, the scale
User can be facilitated to observe adjusting knob 40 and to be presently in state, in order to determine to need toward which direction regulation, or determine to need
How many gear adjusted.
Preferably, above-mentioned scale includes origin scale, myopia regulation scale and long sight regulation scale.In origin scale,
Normal eye can direct viewing to most clearly picture.Optics module 20 is driven by displacement drive mechanism 30 in adjusting knob 40
When mobile, adjusting knob 40 is rotated, position relationship state change such as Fig. 3 and Fig. 4 between display screen 10, optics module 20 and human eye
It is shown；When adjusting knob 40 drives display screen 10 to move by displacement drive mechanism 30, adjusting knob 40 is rotated, display screen
10th, position relationship state change is as shown in Figure 5 and Figure 6 between optics module 20 and human eye.
In above-mentioned diopter adjusting means, displacement drive mechanism 30 includes drive rod, extension spring and cam (not shown),
Adjusting knob 40 is rotated for driving cam；Drive rod is connected with optics module 20；Be provided with projection on drive rod, projection with it is convex
The side edge of wheel is touched, and in drive rod, adjusting knob 40 is fixedly connected the central axis upright of cam with cam.Work as adjusting knob
During 40 rotation, rotation is driven to by projection by cam, projection drives drive rod motion, so as to drive optics module 20 to move.
Or, the displacement drive mechanism 30 in above-mentioned diopter adjusting means includes drive rod, extension spring and cam, adjusts
Section knob 40 is rotated for driving cam；Drive rod is connected with display screen 10；Projection, projection and cam are provided with drive rod
Side edge is touched, and in drive rod, adjusting knob 40 is fixedly connected the central axis upright of cam with cam.When 40 turns of adjusting knob
When dynamic, rotation is driven to by projection by cam, projection drives drive rod motion, so that driving display screen 10 is moved.
In another embodiment, the displacement drive mechanism 30 in above-mentioned diopter adjusting means is electric driving mechanism, should
Electric driving mechanism should at least include a motor and drive gear.
Further, in another embodiment, present invention also offers a kind of head-mounted display, including such as foregoing
Diopter adjusting means described in one, head-mounted display includes main body frame, and left and right display screen is provided with main body frame,
And the left and right eyepiece being correspondingly arranged with left and right display screen.
In a further embodiment, above-mentioned head-mounted display is additionally provided with the pupil for adjusting distance between the eyepiece of left and right
Away from adjusting means.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of head-mounted display diopter adjusting means, including adjusting knob and the optics module for driving head-mounted display
Or the displacement drive mechanism that display screen is moved along primary optical axis, the adjusting knob and displacement drive mechanism drive connection, with
The adjusting knob is converted into the rectilinear movement of the optics module or display screen along primary optical axis；Characterized in that,
The adjusting knob includes multiple regulation stalls, when the adjusting knob often rotates a regulation stall, the optics module or
The display screen correspondence meets following condition along primary optical axis displacement d：d≥0.0003j2Millimeter；Wherein, the j is described
The focal length of optics module.
2. diopter adjusting means according to claim 1, it is characterised in that the optics module correspondence is moved along primary optical axis
Move apart from d >=0.001j2Millimeter.
3. diopter adjusting means according to claim 1, it is characterised in that the optics module correspondence is moved along primary optical axis
Move apart from d >=0.002j2Millimeter.
4. diopter adjusting means according to claim 1, it is characterised in that the optics module correspondence is moved along primary optical axis
Move apart from d=0.0003j2Millimeter.
5. diopter adjusting means according to claim 1, it is characterised in that be provided with for referring on the adjusting knob
Show the scale of the regulation stall.
6. diopter adjusting means according to claim 5, it is characterised in that the scale includes origin scale, myopia
Regulation scale and long sight regulation scale.
7. diopter adjusting means according to claim 1, it is characterised in that the displacement drive mechanism includes driving
Bar, extension spring and cam, the adjusting knob are used to drive the cam rotation；
The drive rod is connected with the optics module；
Projection is provided with the drive rod, the projection is touched with the side edge of the cam, the central axis of the cam
Perpendicular to the drive rod, the adjusting knob is fixedly connected with the cam.
8. diopter adjusting means according to claim 1, it is characterised in that the displacement drive mechanism includes driving
Bar, extension spring and cam, the adjusting knob are used to drive the cam rotation；
The drive rod is connected with the display screen；
Projection is provided with the drive rod, the projection is touched with the side edge of the cam, the central axis of the cam
Perpendicular to the drive rod, the adjusting knob is fixedly connected with the cam.
9. diopter adjusting means according to claim 1, it is characterised in that the displacement drive mechanism motorized motions machine
Structure.
10. a kind of head-mounted display, it is characterised in that adjusted including diopter as claimed in any one of claims 1-9 wherein and filled
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083176.1A CN106773062A (en) | 2017-02-16 | 2017-02-16 | Head-mounted display and its diopter adjusting means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083176.1A CN106773062A (en) | 2017-02-16 | 2017-02-16 | Head-mounted display and its diopter adjusting means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106773062A true CN106773062A (en) | 2017-05-31 |
Family
ID=58958639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710083176.1A Pending CN106773062A (en) | 2017-02-16 | 2017-02-16 | Head-mounted display and its diopter adjusting means |
Country Status (1)
| Country | Link |
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| CN (1) | CN106773062A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121779A (en) * | 2017-07-12 | 2017-09-01 | 浙江舜宇光学有限公司 | Display device |
| CN111929893A (en) * | 2020-07-24 | 2020-11-13 | 闪耀现实(无锡)科技有限公司 | Augmented reality display device and equipment thereof |
| CN112230429A (en) * | 2020-09-15 | 2021-01-15 | 武汉华中天纬测控有限公司 | Intelligent display helmet based on gesture interaction |
| CN116540410A (en) * | 2023-05-15 | 2023-08-04 | 深圳纳德光学有限公司 | Active diopter adjustment method and system for head-mounted display and head-mounted display |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080239523A1 (en) * | 2007-03-29 | 2008-10-02 | Carl Zeiss Ag. | Head mounted display device |
| CN105208277A (en) * | 2015-09-29 | 2015-12-30 | 努比亚技术有限公司 | Mobile terminal and camera focusing processing method thereof |
| CN105589198A (en) * | 2014-11-14 | 2016-05-18 | 上海乐相科技有限公司 | Head-mounted display |
| CN205333966U (en) * | 2015-12-11 | 2016-06-22 | 深圳纳德光学有限公司 | Head -mounted display |
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2017
- 2017-02-16 CN CN201710083176.1A patent/CN106773062A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080239523A1 (en) * | 2007-03-29 | 2008-10-02 | Carl Zeiss Ag. | Head mounted display device |
| CN105589198A (en) * | 2014-11-14 | 2016-05-18 | 上海乐相科技有限公司 | Head-mounted display |
| CN105208277A (en) * | 2015-09-29 | 2015-12-30 | 努比亚技术有限公司 | Mobile terminal and camera focusing processing method thereof |
| CN205333966U (en) * | 2015-12-11 | 2016-06-22 | 深圳纳德光学有限公司 | Head -mounted display |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121779A (en) * | 2017-07-12 | 2017-09-01 | 浙江舜宇光学有限公司 | Display device |
| CN107121779B (en) * | 2017-07-12 | 2023-02-07 | 浙江舜宇光学有限公司 | Display device |
| CN111929893A (en) * | 2020-07-24 | 2020-11-13 | 闪耀现实(无锡)科技有限公司 | Augmented reality display device and equipment thereof |
| CN112230429A (en) * | 2020-09-15 | 2021-01-15 | 武汉华中天纬测控有限公司 | Intelligent display helmet based on gesture interaction |
| CN116540410A (en) * | 2023-05-15 | 2023-08-04 | 深圳纳德光学有限公司 | Active diopter adjustment method and system for head-mounted display and head-mounted display |
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Application publication date: 20170531 |