CN203981975U - A kind of near-to-eye ray machine - Google Patents
A kind of near-to-eye ray machine Download PDFInfo
- Publication number
- CN203981975U CN203981975U CN201420321916.2U CN201420321916U CN203981975U CN 203981975 U CN203981975 U CN 203981975U CN 201420321916 U CN201420321916 U CN 201420321916U CN 203981975 U CN203981975 U CN 203981975U
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- display screen
- ray machine
- eye
- lens
- plane mirror
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Abstract
The utility model discloses a kind of near-to-eye ray machine, comprise respectively corresponding two two cavitys, be located at the cavity side that is positioned at two outsides display screen, be located at the lens set of observation panel and be located at cavity and make the picture on display screen reflect to form the plane mirror of observing picture at people's eye pupil visual line of sight mirror image, eye pupil is positioned at below lens set, can receive virtual enlarged image on display screen simultaneously.The utility model utilizes the principle of reflection of plane mirror, makes display screen be placed in two outsides to can be observed the complete picture of display screen, on the one hand, the volume of whole ray machine is reduced, and then reduce production costs, and conveniently goes out to carry simultaneously; On the other hand, can avoid screen size to be greater than human eye interpupillary distance and cause the problem of watching picture incomplete, thereby improving viewing effect.
Description
Technical field
The utility model relates to a kind of near-to-eye, relates in particular to a kind of mirror-type near-to-eye ray machine.
Background technology
Near-to-eye is a kind of emerging virtual display technique, and it can be amplified to little image a quite large-sized display device in shorter distance.It has that volume is little, display size is large and the advantage such as portable compared to traditional display technique, is best large scale mobile display technology.Its current near-to-eye is mainly direct-injection type and shows, as shown in Figure 3, its structure is followed successively by light source, display chip or display screen, optical amplifier parts or camera lens, human eye.Small size display image is amplified to large-size images, concrete two aspect: a, will be less or miniature display screen image be amplified to large-size images, first small-sized or Miniature high-definition display chip technical sophistication, cost is higher, secondly, being amplified to ultra-large type image needs optical magnification large, and eyeglass module is many, and technical sophistication, cost are high; B, common small size display screen are amplified to large scale screen as 3 inches of mobile phone display screens, and it is longer that it faces screen-interocular distance, and screen size is greater than the problems such as people's eye pupil spacing, otherwise visual field is less, and effect is bad.Manufacture and sell if extensive, use volume production LCD or OLED display screen, must solve screen-eye distance from and eyes interpupillary distance problem.
Utility model content
For the deficiencies in the prior art, the utility model proposes a kind of near-to-eye ray machine, the utlity model has that volume is little, cost is low, portable feature.
To achieve these goals, the technical solution of the utility model is as follows: a kind of near-to-eye ray machine, comprise respectively corresponding two two cavitys, be located at the cavity side that is positioned at two outsides display screen, be located at the lens set of observation panel and be located at cavity and make the picture on display screen reflect to form the plane mirror of observing picture at people's eye pupil visual line of sight mirror image, eye pupil is positioned at below lens set, can receive virtual enlarged image on display screen simultaneously.
In one embodiment, cavity comprises the upper cover and the lower cover that are screwed, and upper cover and lower cover are right-angled trapezium shape, composition right-angled trapezium shape cavity, and plane mirror dual-side is glued on two oblique waists of upper cover and lower cover.Lens set comprises at least 2 lens.In the present embodiment, lens set comprises first lens and second lens of mutual splicing.Display screen is selected LCD or OLED, and the angle of plane mirror and display screen is 45 °-53 °, and preferred, the angle of plane mirror and display screen is 45 °.
Compared with prior art, the beneficial effects of the utility model mainly contain: display screen is placed on the cavity side in two outsides, angle between plane mirror and display screen is set to 45 °-53 °, utilize the principle of reflection of plane mirror, make the image of display screen can be presented at eye pupil dead ahead, and utilize the amplification of lens set, realize the object of watching virtual enlarged image and external image.Because the utility model utilizes the principle of reflection of plane mirror, make display screen be placed in two outsides to can be observed the complete picture of display screen, on the one hand, the volume of whole ray machine is reduced, and then reduce production costs, conveniently go out to carry simultaneously; On the other hand, can avoid screen size to be greater than human eye interpupillary distance and cause the problem of watching picture incomplete, thereby improving viewing effect.
Brief description of the drawings
Fig. 1 is explosive view of the present utility model;
Fig. 2 is light path principle figure of the present utility model;
Fig. 3 is the light path principle figure of prior art one sidelight machine.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, the near-to-eye ray machine the utility model proposes, left ray machine and right ray machine by two mirror image symmetries form, this left ray machine and right ray machine comprise respectively the cavity being made up of upper cover 1 and lower cover 2, in the present embodiment, this upper cover 1 and lower cover 2 are screwed, and installing/dismounting is more convenient.The cavity that upper cover 1 and lower cover 2 form is right-angled trapezium shape cavity, when use, can be placed on surface level, conveniently watches.
Be positioned at cavity on the side in two outsides and be provided with display screen 5, in the present embodiment, this display screen 5 can be LCD, can be also OLED, can be also other optical displays, and the present embodiment is not limited to this.Glued joint at the observation panel place of cavity lens set, and this lens set comprises at least 2 lens, and concrete lens numbers requires to determine according to actual distance and Image Display.In the present embodiment, lens combination comprises first lens 3 and the second lens 4, and this first lens 3 and the second lens 4 mutually glued joint and are fixed on the locating part between upper cover 1 and lower cover 2.
On cavity, be provided with plane mirror 6, the position of this plane mirror 6 so that the mirror image in people's eye pupil 7 visual line of sights of the picture on display screen 5 reflect to form observe picture be as the criterion.In the present embodiment, this plane mirror 6 is trapezoidal, and dual-side is glued on the oblique waist of the cavity that upper cover 1 and lower cover 2 form, and this angle can be set to 45 °-53 ° according to the actual requirements, in one embodiment, the angle between this plane mirror 6 and display screen 5 is 45 °.Utilize the principle of reflection of plane mirror 6, the side that can make display screen 5 be placed in lens combination can be observed picture in people's eye pupil 7 visual line of sights.Compared with prior art, observe the image of formed objects, the volume of ray machine is less, and this not only can reduce production costs, and makes the volume of whole ray machine less, is easy to carry.
As shown in Figure 2, the image of left side display screen 5 is propagated in the cavity being made up of upper cover 1 and lower cover 2 along straight line after light source igniting, and this image is from top to bottom.After plane mirror 6 transmittings, form the virtual image (dotted line left part in Fig. 2), image is from left to right shown continuously, image after plane mirror 6 reflection enters the lens set being made up of first lens 3 and the second lens 4 and carries out amplification imaging again, finally apart from after camera lens one segment distance by people's eye pupil 7 is received, be imaged on retina.Meanwhile, the image of the right display screen 5 is propagated in the cavity being made up of upper cover 1 and lower cover 2 along straight line after light source igniting, and this image is from top to bottom.After plane mirror 6 transmittings, form the virtual image (dotted line right side part in Fig. 2), image is from left to right shown continuously, image after plane mirror 6 reflection enters the lens set being made up of first lens 3 and the second lens 4 and carries out amplification imaging again, finally apart from after camera lens one segment distance by people's eye pupil 7 is received, be imaged on retina.Thereby make left eye and right eye observe identical picture.The image of seeing due to human eye derives from display screen 5 and on plane mirror 6, becomes the virtual image, and virtual image part forms interferes, as shown in black rectangle in Fig. 2; Trace it to its cause, display screen 5 sizes are greater than the distance of people's eye pupil 7; Therefore it adds after 45 ° of plane mirrors, utilize the virtual image to solve screen size and be greater than human eye interpupillary distance problem; And can dwindle screen-interocular distance, and do not affect amplification imaging, improve viewing effect.
Angle between the utility model plane mirror 6 and display screen 5 is set to 45 °-53 °, utilize the principle of reflection of plane mirror 6, make the image of display screen 5 can be presented at eye pupil 7 dead aheads, and utilize the amplification of lens set, realize the object of watching virtual enlarged image and external image.Because the utility model utilizes the principle of reflection of plane mirror 6, make display screen 5 be placed in two outsides to can be observed the complete picture of display screen 5, on the one hand, the volume of whole ray machine is reduced, and then reduce production costs, conveniently go out to carry simultaneously; On the other hand, can avoid display screen 5 sizes to be greater than people's eye pupil 7 spacings and cause the problem of watching picture incomplete, thereby improving viewing effect.
Claims (8)
1. a near-to-eye ray machine, is characterized in that: comprise respectively corresponding two two cavitys, be located at the cavity side that is positioned at two outsides display screen (5), be located at the lens set of observation panel and be located at cavity and make picture on described display screen (5) reflect to form the plane mirror (6) of observation picture at people's eye pupil (7) visual line of sight mirror image.
2. near-to-eye ray machine as claimed in claim 1, is characterized in that: described cavity comprises the upper cover (1) and the lower cover (2) that are screwed.
3. near-to-eye ray machine as claimed in claim 1, is characterized in that: described lens set comprises at least 2 lens.
4. near-to-eye ray machine as claimed in claim 3, is characterized in that: described lens set comprises first lens (3) and the second lens (4), and described first lens (3) is connected by adhesive with the second lens (4).
5. near-to-eye ray machine as claimed in claim 1, is characterized in that: described display screen (5) is selected LCD or OLED.
6. near-to-eye ray machine as claimed in claim 1, is characterized in that: described cavity is right-angled trapezium shape cavity, and described plane mirror (6) dual-side is glued on two oblique waists of upper cover (1) and lower cover (2).
7. near-to-eye ray machine as claimed in claim 1, is characterized in that: described plane mirror (6) and the angle of display screen (5) are 45 °-53 °.
8. near-to-eye ray machine as claimed in claim 7, is characterized in that: described plane mirror (6) and the preferred angle of display screen (5) are 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420321916.2U CN203981975U (en) | 2014-06-17 | 2014-06-17 | A kind of near-to-eye ray machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420321916.2U CN203981975U (en) | 2014-06-17 | 2014-06-17 | A kind of near-to-eye ray machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203981975U true CN203981975U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420321916.2U Expired - Fee Related CN203981975U (en) | 2014-06-17 | 2014-06-17 | A kind of near-to-eye ray machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203981975U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107076998A (en) * | 2016-04-29 | 2017-08-18 | 深圳市大疆创新科技有限公司 | Wearable device and UAS |
| CN109564352A (en) * | 2016-12-30 | 2019-04-02 | 深圳市大疆创新科技有限公司 | Wearable device |
-
2014
- 2014-06-17 CN CN201420321916.2U patent/CN203981975U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107076998A (en) * | 2016-04-29 | 2017-08-18 | 深圳市大疆创新科技有限公司 | Wearable device and UAS |
| WO2017185357A1 (en) * | 2016-04-29 | 2017-11-02 | 深圳市大疆创新科技有限公司 | Wearable device and unmanned aerial vehicle system |
| US11036050B2 (en) | 2016-04-29 | 2021-06-15 | SZ DJI Technology Co., Ltd. | Wearable apparatus and unmanned aerial vehicle system |
| CN109564352A (en) * | 2016-12-30 | 2019-04-02 | 深圳市大疆创新科技有限公司 | Wearable device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20170617 |