CN207992664U - Interactive projection optical system and interactive projection optical device - Google Patents
Interactive projection optical system and interactive projection optical device Download PDFInfo
- Publication number
- CN207992664U CN207992664U CN201820211532.3U CN201820211532U CN207992664U CN 207992664 U CN207992664 U CN 207992664U CN 201820211532 U CN201820211532 U CN 201820211532U CN 207992664 U CN207992664 U CN 207992664U
- Authority
- CN
- China
- Prior art keywords
- projection optical
- interactive
- angle
- lens
- light beam
- 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.)
- Expired - Fee Related
Links
Landscapes
- Position Input By Displaying (AREA)
Abstract
The utility model provides a kind of interactive projection optical system and interactive projection optical device, including：Light source is set to the angle expander lens of the side of light source, and angle modulated is carried out to light beam；It is set to the beam modulation camera lens of side of the angle expander lens far from light source, modulated light beam is modulated along multiple and different directions into line direction, and be projected out interactive interface；It is set to the image element between light source and wide-angle lens or between angle expander lens and beam modulation camera lens or between beam modulation camera lens and interactive interface, light beam is made to form target pattern through image element and is finally projected in interactive interface；Beam modulation camera lens carries out the first modulation treatment in one direction to the light beam after diffusion, the second modulation treatment is carried out along remaining direction to the light beam after diffusion, light beam after processing makes the target pattern finally projected be expanded along the remaining direction, realizes and to interactive interface and target pattern projection size freely modulates.
Description
Technical field
The utility model is related to optical technical fields, and in particular to a kind of interactive projection optical system and interactive projection
Optical device.
Background technology
Interactive projection optical system is based on projection element, and cooperation sensor sensing, track algorithm allow user handing over
It is operated on mutual interface, realizes interactive function.
Since the keyboard and operation interface of the Portable digital products such as existing mobile phone, computer are all to show on a display screen
Out, and using touch screen corresponding input service is completed, or operation is realized using external input keyboard, to
So that input is inconvenient for operation and not readily portable.
Therefore, human-computer interaction is realized using interactive projection optical system, by the interface for being projected out various required interactions
With operation pattern, come realize input etc. operations.
However, the operation pattern that existing interactive projection optical system is projected out is susceptible to deformation, pattern is operated
Adjustment it is inconvenient；And effective operation interface that the area for often generating projection is larger and actually obtains operates the bright of pattern
The not high problem of degree declines so as to cause the operational comfort of user, wastes luminous energy.
Utility model content
In order to overcome problem above, the utility model is intended to provide a kind of interactive projection optical system and equipment, passes through
Effective adjusting to light path is realized and operation pattern is adjusted flexibly.
In order to achieve the above object, the utility model provides a kind of interactive projection optical system, including：
Light source, for launching light beam；
Angle expander lens are set to the side of light source, for carrying out first stage angle modulated to light beam, then make light
Beam enters beam modulation camera lens；
Beam modulation camera lens is set to side of the angle expander lens far from light source, for from angle expander lens tune
The light beam of system carries out second stage direction modulation along multiple and different directions, and is projected out interactive interface；
Image element, be set between light source and wide-angle lens or angle expander lens and beam modulation camera lens between,
Or between beam modulation camera lens and interactive interface, to make light beam form target pattern through image element and finally project to
In the interactive interface；Wherein, second stage, which is modulated, includes：Beam modulation camera lens carries out the first modulation in one direction to light beam
Processing, while the second modulation treatment is carried out along remaining direction to light beam, light beam after processing finally to be projected in interactive boundary
The target pattern in face is expanded along the remaining direction.
Preferably, the light path that the angle expander lens, beam modulation camera lens, image element are constituted is coaxial optical path or non-
Coaxial optical path.Preferably, first modulation treatment is compression processing, and the second modulation treatment is again DIFFUSION TREATMENT.
Preferably, the beam modulation camera lens to the light beam after diffusion along the direction of vertical interactive interface and parallel interactive boundary
The direction in face is modulated, wherein along vertical interactive interface direction carry out compression processing, along the direction of parallel interactive interface into
Capable DIFFUSION TREATMENT again so that the target pattern of formation is stretched along the direction of parallel interactive interface.
Preferably, the angle expander lens use wide-angle lens.
Preferably, the piece number of the wide-angle lens is monolithic or multi-disc.
Preferably, the surface of the wide-angle lens is using spherical surface, aspherical or quadratic surface.
Preferably, the piece number of the beam modulation camera lens is monolithic or multi-disc.
Preferably, the beam modulation camera lens is cylindrical mirror or tyre surface mirror or realizes that the beam angle of different directions is special
The eyeglass of modulation.
Preferably, the image element has micro image.
In order to achieve the above object, the utility model additionally provides a kind of interactive projection optical device, and it includes above-mentioned
Interactive projection optical system described in any one.
The interactive projection optical system of the utility model, by design angle expander lens, beam modulation camera lens and
Mutual cooperation relationship between image element is realized to the projection size of the projection size and target pattern of interactive interface
It freely modulates, also, the different disposal by carrying out different directions to light beam so that the light spot energy of the interactive interface of transmission is more
Add uniformly, improve the optical parameters such as illumination, the brightness on the perspective plane of interactive interface, improve human-computer interaction efficiency, and can be
The higher interactive interface of brightness is obtained under the light conditions of low-power, improves the utilization rate of light source light energy；Meanwhile to image member
The position of part carries out unrestricted choice setting, can reduce the equipment difficulty to interactive projection optical system, cost-effective.
Description of the drawings
Fig. 1 is the block diagram of the interactive projection optical system of a preferred embodiment of the utility model
Fig. 2 is the structural schematic diagram of the interactive projection optical system of a preferred embodiment of the utility model
Fig. 3 be the light beam of interactive projection optical system of a preferred embodiment of the utility model, interactive interface and
Relation schematic diagram between target pattern
Specific implementation mode
To keep the content of the utility model more clear and easy to understand, below in conjunction with Figure of description, in the utility model
Appearance is described further.Certain the utility model is not limited to the specific embodiment, known to those skilled in the art
It is general replacement be also covered by it is within the protection scope of the present utility model.
The interactive projection optical system of the utility model, including：Light source, angle expander lens, beam modulation camera lens, shadow
Element.Wherein, light source is for launching light beam, and in the present embodiment, the light beam that light source is sent out uses oblique incidence, oblique incidence
So that there are certain angles of inclination between interactive interface and projection optical system so that projection hot spot is opposite to become larger, relatively can
It adjusts, to also not other light paths in barrier system, additionally it is possible to reduce the design difficulty of system.Angle expander lens are set to light
The side in source, for entering beam modulation camera lens after being diffused to light beam；Beam modulation camera lens is set to angle expander lens
Side far from light source, for being modulated along multiple and different directions to the light beam after diffusion, and is projected out interactive interface；
Image element be set between light source and wide-angle lens or angle expander lens and beam modulation camera lens between,
Or between beam modulation camera lens and interactive interface, to make light beam form target pattern through image element and finally project to
In the interface.
The first modulation treatment is carried out in one direction to the light beam after diffusion by beam modulation camera lens, to the light after diffusion
Beam carries out the second modulation treatment along remaining direction, and light beam after processing makes the target pattern edge for being finally projected in interactive interface
Remaining direction is expanded, to obtain the target pattern of required size.
The utility model is described in further detail below in conjunction with attached drawing 1~3 and specific embodiment.It should be noted that
Attached drawing is all made of very simplified form, using non-accurate ratio, and only aids in illustrating this reality to facilitate, clearly reach
Apply the purpose of example.
Referring to Fig. 1, the interactive projection optical system in the present embodiment includes light source 1, angle expander lens 2, light beam
Modulate camera lens 3 and image element 4.Laser light source or LED light source etc. may be used in light source 1, so as to launch laser light
Beam；Different light sources can be used according to different needs.
Wide-angle lens may be used in angle expander lens 2, and the piece number of wide-angle lens is monolithic or multi-disc, and ball may be used
Face, aspherical or quadratic surface.Wide-angle lens is set to the side of light source 1, and the one side of wide-angle lens protrusion faces light source, uses
Enter beam modulation camera lens after being diffused to light beam；
Monolithic or multi-disc may be used in the piece number of beam modulation camera lens 3, and cylindrical mirror or tyre surface mirror etc., light beam may be used
Modulation camera lens 3 is set to side of the angle expander lens 2 far from light source 1, is used for the light beam after diffusion along multiple and different sides
To being modulated, and it is projected out interactive interface；
Image element 4 has micro image, and mirroring element 4 is set between light source 1 and wide-angle lens 2 or angle expands
Between Shu Jingtou 2 and beam modulation camera lens 3 or between beam modulation camera lens 3 and interactive interface, to make light beam penetrate image
Element 4 forms target pattern and finally projects in interactive interface.
In order to realize effective adjusting to light beam so that the light beam after adjusting can generate under the conditions of low power sources
The interactive interface of enough brightness and illumination in the present embodiment, please refers to Fig. 2 and combines Fig. 1, by angle expander lens 2, light beam tune
The light path that camera lens 3 processed, image element 4 are constituted is set as coaxial optical path, that is to say light beam camera lens 2, beam modulation camera lens 3 and image
The central shaft of element 4 is located along the same line, and can not only improve concentration degree of the hot spot in interactive interface of light source 1, can be with
Reduce light source waste.
In the present embodiment, please refers to Fig. 3 and combine Fig. 2, beam modulation camera lens 3 is to the y in one direction of the light beam after diffusion
The first modulation treatment is carried out, the second modulation treatment is carried out along residue direction x to the light beam after diffusion, light beam after processing makes
The final target pattern M for being projected in interactive interface is expanded along remaining direction x.In the present embodiment, can be in the y-direction first
Modulation treatment is compression processing, that is to say the shadow surface of projected light beam in Fig. 3, and the second modulation treatment in the x-direction is to spread again
Processing.Specifically, direction y and parallel interactive interface of the beam modulation camera lens 3 to the light beam after diffusion along vertical interactive interface
Direction x is modulated, wherein along vertical interactive interface direction y carry out compression processing, along parallel interactive interface direction x into
Capable DIFFUSION TREATMENT again so that the target pattern M of formation is stretched along the direction of parallel interactive interface, so that interactive interface is in x
Direction is stretched, to the target pattern for being suitble to the directions x length larger.
In addition, the interactive projection optical system, can also include sensor, for detecting operator in interactive interface
The operation behavior signal of target pattern, and the operation behavior signal detected is exported.Here infrared sensor etc. may be used,
When operator operates target pattern in interactive interface, sensor can sense when that operation of the operator on target pattern is dynamic
Make.
For example, light source, angle expander lens, beam modulation camera lens and image element are set in a mouse, from mouse
The target pattern launched through the modulated light beam of beam modulation camera lens and image element is stretched out in target light hole, is projected to one
On face, for example, the interactive interface being located on table top and keyboard pattern or lantern slide pattern content are formed, the light on interactive interface
The region of beam obtains diffusion in the direction for being parallel to interactive interface and stretches, and is vertically pressed with the direction in interactive interface
Contracting, in this way, the hot spot for being irradiated to interactive interface is gathered, even if under the conditions of low power sources, it is also possible that interaction circle
The brightness in face and illumination meet demand, have saved the energy.For example, operator is when tapping keyboard, sensor detects percussion key
When the position of disk or operator click the word or figure on lantern slide, sensor detects the position of percussion, to visit
The location information measured is sent to the processor inside mouse to be handled, and processor is fed back according to the location information of percussion
In corresponding information to display equipment, for example, display or projection display apparatus.
It should be noted that the micro image in image element can be arbitrary graphic pattern.
Therefore, the interactive projection optical system of the present embodiment may be used oblique incidence, and combine and fixed shadow be arranged
Element is used for as virtual human-computer interaction interface, and free modulation, beam modulation are carried out to light beam using beam modulation camera lens
After can improve light source utilization rate, improve system energy utilization rate, to reduce system heat generation, additionally it is possible to effectively reduce system ruler
Very little, increase portability etc..
In addition, a kind of interactive projection optical device is additionally provided in the present embodiment, wherein above-mentioned comprising the present embodiment
Interactive projection optical system.
Although the utility model is disclosed as above with preferred embodiment, the right embodiment is illustrated only for the purposes of explanation
, it is not limited to the utility model, those skilled in the art is not before departing from the spirit and scope of the utility model
Put can make it is several change and retouch, the protection domain that the utility model is advocated should be subject to described in claims.
Claims (11)
1. a kind of interactive projection optical system, which is characterized in that including：
Light source, for launching light beam；
Angle expander lens are set to the side of light source, for light beam carry out first stage angle modulated, then make light beam into
Enter beam modulation camera lens；
Beam modulation camera lens is set to side of the angle expander lens far from light source, for being modulated from angle expander lens
Light beam carries out second stage direction modulation along multiple and different directions, and is projected out interactive interface；
Image element, be set between light source and wide-angle lens or angle expander lens and beam modulation camera lens between or
Between beam modulation camera lens and interactive interface, to make light beam form target pattern through image element and finally project to described
In interactive interface；Wherein, second stage, which is modulated, includes：Beam modulation camera lens carries out at the first modulation light beam in one direction
Reason, while the second modulation treatment is carried out along remaining direction to light beam, light beam after processing finally to be projected in interactive interface
Target pattern expanded along the remaining direction.
2. interactive projection optical system according to claim 1, which is characterized in that the angle expander lens, light beam
Modulate camera lens, the light path that image element is constituted is coaxial optical path or non-coaxial light path.
3. interactive projection optical system according to claim 1, which is characterized in that first modulation treatment is compression
Processing, the second modulation treatment are again DIFFUSION TREATMENT.
4. interactive projection optical system according to claim 1, which is characterized in that the beam modulation camera lens is to diffusion
Light beam afterwards is modulated along the direction of vertical interactive interface with the direction of parallel interactive interface, wherein along vertical interactive interface
Direction carry out compression processing, carry out DIFFUSION TREATMENT again along the direction of parallel interactive interface so that the target pattern of formation is along flat
The direction of row interactive interface stretches.
5. interactive projection optical system according to claim 1, which is characterized in that the angle expander lens are using wide
Angle mirror head.
6. interactive projection optical system according to claim 5, which is characterized in that the piece number of the wide-angle lens is single
Piece or multi-disc.
7. interactive projection optical system according to claim 5, which is characterized in that the surface of the wide-angle lens uses
Spherical surface, aspherical or quadratic surface.
8. interactive projection optical system according to claim 1, which is characterized in that the piece number of the beam modulation camera lens
For monolithic or multi-disc.
9. interactive projection optical system according to claim 8, which is characterized in that the beam modulation camera lens is cylinder
Mirror or tyre surface mirror realize the eyeglass that the beam angle of different directions is modulated.
10. interactive projection optical system according to claim 1, which is characterized in that the image element has micro
Image.
11. a kind of interactive projection optical device, which is characterized in that include the interaction described in claim 1~10 any one
Formula projection optical system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820211532.3U CN207992664U (en) | 2018-02-07 | 2018-02-07 | Interactive projection optical system and interactive projection optical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820211532.3U CN207992664U (en) | 2018-02-07 | 2018-02-07 | Interactive projection optical system and interactive projection optical device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207992664U true CN207992664U (en) | 2018-10-19 |
Family
ID=63823887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820211532.3U Expired - Fee Related CN207992664U (en) | 2018-02-07 | 2018-02-07 | Interactive projection optical system and interactive projection optical device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207992664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108121137A (en) * | 2018-02-07 | 2018-06-05 | 全普光电科技(上海)有限公司 | Interactive projection optical system and interactive projection optical device |
-
2018
- 2018-02-07 CN CN201820211532.3U patent/CN207992664U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108121137A (en) * | 2018-02-07 | 2018-06-05 | 全普光电科技(上海)有限公司 | Interactive projection optical system and interactive projection optical device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6078884B2 (en) | Camera-type multi-touch interaction system and method | |
| US20080018591A1 (en) | User Interfacing | |
| CN103299259A (en) | Detection device, input device, projector, and electronic apparatus | |
| US20050277071A1 (en) | Method for controlling an intensity of an infrared source used to detect objects adjacent to an interactive display surface | |
| CN103828341A (en) | Portable projection capture device | |
| CN101390041A (en) | Uniform illumination of interactive display panel | |
| US20110148824A1 (en) | Optical pen | |
| WO2017032204A1 (en) | Portable touch projection device | |
| JP2007141199A (en) | Handheld computer cursor controlling device, computer device for controlling cursor using handheld computer cursor controlling device and method, and computer readable medium | |
| US10831288B2 (en) | Projector, projection system, and detection light radiator | |
| WO2021000795A1 (en) | Light stylus and projection system | |
| CN101714042B (en) | Anti-shake device for wireless positioning type touch screen controller and method thereof | |
| CN104020897A (en) | Interaction display system | |
| CN207992664U (en) | Interactive projection optical system and interactive projection optical device | |
| CN204390219U (en) | Input interface projection structure and have the electronic installation of this projection structure | |
| TW578031B (en) | Projection system with an image capturing device | |
| JP2006268582A (en) | Method and system for controlling information appliance based on gesture | |
| WO2011045786A2 (en) | Wearable device for generating input for computerized systems | |
| CN108121137A (en) | Interactive projection optical system and interactive projection optical device | |
| CN101620485B (en) | Device and method for positioning light source | |
| US20200241721A1 (en) | Interactive display apparatus and method | |
| JPH10228349A (en) | Indication mark operation system for picture display device | |
| CN100534120C (en) | Portable scanning device for entering image and text via setting shooting area | |
| CN206686297U (en) | A kind of intelligent network projecting apparatus | |
| KR100978437B1 (en) | A control system and method for multi touch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190927 Address after: 518000 Longgang Venture Capital Building 4401 Floor, Tengfei Road, Longgang District, Shenzhen City, Guangdong Province Patentee after: Quanpu Semiconductor Technology (Shenzhen) Co., Ltd. Address before: 200000 Shanghai Jiading District Nanxiang Town Huyi Highway 1185 806 Patentee before: Quanpu Photoelectric Technology (Shanghai) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20200207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |