CN106918974B - Projection device, optical projection system and its correcting and regulating method - Google Patents
Projection device, optical projection system and its correcting and regulating method Download PDFInfo
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- CN106918974B CN106918974B CN201510989029.1A CN201510989029A CN106918974B CN 106918974 B CN106918974 B CN 106918974B CN 201510989029 A CN201510989029 A CN 201510989029A CN 106918974 B CN106918974 B CN 106918974B
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
The present invention provides a kind of projection devices, optical projection system and its correcting and regulating method, including light-beam generator, for emitting the first light beam, second light beam and third light beam, first light beam, second light beam and third light beam project any three Bian Chonghe with default size and with the projection device with the projection line formed and the rectangular screen in the rectangular screen of default relative position, based on this, user can be by adjusting the first light beam, the projected position of second light beam and third light beam, make the first light beam, second light beam and third light beam project any three Bian Chonghe of projection line and rectangular screen in rectangular screen, to make the relative position between projection device and rectangular screen preset relative position, position when i.e. qualified installation person initially installs, it is led to solve since the relative position of projection device and screen changes The user of cause can not normally watch the problem of projected image.
Description
Technical field
The present invention relates to porjector technology fields, more specifically to a kind of projection device, optical projection system and its tune-up
Method.
Background technique
Before using projection image, need to tune up projection device, to guarantee that user can be normal
Watch image.When tuning up to projection device, the screen of the image and pre-set dimension that need to guarantee projection matches, that is, protects
The rectangular projection region that card projected image is formed in rectangular screen is overlapped with rectangular screen, and projected image is clear, accurate.
Although the installation personnel by professional training can carry out accurate school to projection device in initially installation projection device
It adjusts, still, during using projection device, inevitably will appear user and accidentally touch projection device, so that projection device
It changes with the relative position of screen, so that the case where can not normally watching projected image.For not passing through professional training
User for, often cannot achieve accurate tune-up, need qualified installation person to visit tune-up, can thus give producer and installation
Personnel bring hard work amount.
Summary of the invention
In view of this, the present invention provides a kind of projection device, optical projection system and its correcting and regulating method, to solve the prior art
In due to the relative position of projection device and screen change caused by user can not normally watch projected image the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of projection device, including light-beam generator, it is described for emitting the first light beam, the second light beam and third light beam
First light beam, the second light beam and third light beam, which are projected, has default relative position with default size and with the projection device
Rectangular screen on the projection line that is formed and the rectangular screen any three Bian Chonghe, first light beam, the second light beam and
Holding preset angular relationship and first light beam, second light beam and third light of the third light beam relative to projection device
Preset relative positional relationship is kept between beam.
Preferably, the rectangular screen with the projection device there is default relative position to refer to: the projection device
The rectangular projection region and the rectangular screen that the image projected under preset original state is formed in the rectangular screen
It is overlapped.
Preferably, the projection device further includes level(l)ing device；The level(l)ing device is for adjusting the throwing
The horizontality of shadow equipment.
Preferably, the projection device further includes level meter, for judging whether the projection device is in horizontality,
And prompt the corresponding level status information of the horizontality of the projection device.
Preferably, the projection device includes height adjustment device, and the height adjustment device is for adjusting the projection
The height of equipment.
A kind of optical projection system, including described in any item projection devices as above, the rectangular screen with default size and
At least three optical inductors, at least three optical inductor are arranged on three sides of the rectangular screen, each side is extremely
One optical inductor is set less；
The optical inductor is used to incude the light beam of the light-beam generator transmitting, and prompt is issued when sensing light
Signal.
A kind of correcting and regulating method of optical projection system, the optical projection system include projection device, and the projection device includes light beam
Generator, for emitting the first light beam, the second light beam and third light beam, first light beam, the second light beam and third light beam are thrown
It is mapped to the projection line formed in the rectangular screen with default size and with the projection device with default relative position and institute
Any three Bian Chonghe of rectangular screen is stated, first light beam, the second light beam and third light beam keep pre- relative to projection device
If angular relationship and first light beam, the second light beam and third light beam between keep preset relative positional relationship；
The correcting and regulating method includes:
The position of projection device is adjusted to adjust first light beam, the second light beam and third light beam and there is default size
Rectangular screen on projected position, make first light beam, the throwing of the second light beam and third light beam in the rectangular screen
Three Bian Chonghe of hachure and the rectangular screen, so that the relative position of the projection device and the rectangular screen is described pre-
If relative position.
Preferably, the optical projection system further includes level(l)ing device, the process packet of the position of the adjustment projection device
It includes: adjusting the level(l)ing device of the projection device.
Preferably, the optical projection system further includes height adjustment device, the process packet of the position of the adjustment projection device
It includes: adjusting the height adjustment device of the projection device.
Preferably, the optical projection system further includes having the rectangular screen and at least three optical inductors of default size,
At least three optical inductor is arranged on three sides of the rectangular screen, and the light sensation is at least arranged in each side
Answer device；The optical inductor is used to incude the light beam of the light-beam generator transmitting, and prompt letter is issued when sensing light
Number；
The position of projection device is adjusted to adjust the first light beam, the second light beam and third light beam in the square with default size
Projected position on shaped screen, make first light beam, the projection line of the second light beam and third light beam in the rectangular screen with
The step of three sides of the rectangular screen are overlapped include:
Adjust the position of projection device so that first light beam, the second light beam and third light beam project respectively it is described
On three optical inductors so that three optical inductors issue the standby signal, thus make the projection device with it is described
The relative position of rectangular screen is default relative position.
Compared with prior art, the technical scheme provided by the invention has the following advantages:
Projection device, optical projection system and its correcting and regulating method provided by the present invention, user can be by adjusting in projection devices
Light-beam generator transmitting the first light beam, the second light beam and third light beam projected position, make the first light beam, the second light beam and
Third light beam projects any three Bian Chonghe of projection line and rectangular screen in rectangular screen, to make projection device and rectangle screen
Relative position between curtain is default relative position, i.e., position when qualified installation person initially installs, thus solve due to
The problem of user caused by the relative position of projection device and screen changes can not normally watch projected image.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram for the projection device that one embodiment of the present of invention provides；
Fig. 2 be another embodiment of the present invention provides optical projection system structural schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
An embodiment provides a kind of projection devices, as shown in Figure 1, the projection device 1 is sent out including light beam
Raw device 10, the light-beam generator 10 is for emitting the first light beam a1, the second light beam a2 and third light beam a3, when 1 He of projection device
When position between the rectangular screen 2 of default size is default relative position, the first light beam a1, the second light beam a2 and third light beam
Any three Bian Chonghe of projection line of the a3 in rectangular screen 2 and rectangular screen 2.
It is only illustrated by taking the rectangular screen 2 being set on the wall perpendicular to horizontal plane as an example in the present embodiment, still,
In other embodiments, rectangular screen 2 also be can be set on the ceiling, the present invention not to the modes of emplacement of rectangular screen 2 into
Row limits.
As shown in Figure 1, the projection line and square of the first light beam a1, the second light beam a2 and third light beam a3 in rectangular screen 2
The b1 when being overlapped to be the first of the first light beam a1 and rectangular screen 2 of any the three of shaped screen 2 is overlapped, the second light beam a2 and square
The b3 when b2 is overlapped, third light beam a3 is with the third of rectangular screen of the second of shaped screen is overlapped, certainly, in other embodiments,
First light beam a1 can also be overlapped with the 4th side b4 of rectangular screen 2, and the present invention is not limited to this.
In the present embodiment, when projection device 1 is initially installed, professional installation personnel can be by projection device 1 and rectangle screen
Relative position between curtain 2 is tuned up to optimum position, the optimum position, that is, default relative position, and then fixed beam occurs
The launch angle and positional relationship of device 10, so that the first light beam a1, the second light beam a2 and third light beam a3 are in rectangular screen 2
Any three Bian Chonghe of projection line and rectangular screen 2.
Wherein, in initial installation stage, the launch angle and positional relationship of fixed beam generator 10 are adjustable, but
It is that after angles and positions relationship is fixed up, would not be changed with the position change of projection device 1, i.e., not with projection
The horizontality of equipment 1 and the change of height condition and change.That is, if the horizontality and height shape of projection device 1
State changes, then the light beam projected position on the projection screen that light-beam generator 10 emits can change, but the light beam relative to
Relative positional relationship between the angular relationship and three light beams of projection device 1 will not with projection device 1 horizontality and
The change of height condition and change.
For example, by taking the shape of projection device 1 is approximately cuboid as an example, using the upper surface of projection device 1 as datum level,
Assuming that the angle of the first light beam a1 and datum level is 45 degree, the second light beam a2 and third light beam a3 are perpendicular to datum level, second
The angle of light beam a2 and third light beam a3 is 60 degree, then no matter how the position of projection device 1 changes, the first light beam a1 and benchmark
The angle in face is always maintained at 45 degree, the second light beam a2 and third light beam a3 also always all perpendicular to datum level, the second light beam a2 with
The angle of third light beam a3 is also always held at 60 degree.
Optionally, the optimum position of projection device 1 can be projection of the light-emitting window of projection device 1 in rectangular screen 2
Position is located at rectangular screen 2 perpendicular on the symmetry axis of horizontal plane.In other embodiments, the optimum position of projection device 1 can
Think that projection device 1 and the central point of rectangular screen 2 are separated by pre-determined distance.Certainly, the present invention does not limit optimum position specifically
Rectangular projection region and rectangle fixed, that the image that projection device 1 projects when only need to guarantee optimum position is formed in rectangular screen 2
Screen 2 is overlapped, and the image clearly, accurate presented in rectangular screen 2.
That is, the rectangular screen 2 in the present embodiment with projection device 1 there is default relative position to refer to: projection
The rectangular projection region and 2 weight of rectangular screen that the image that equipment 1 projects under preset original state is formed in rectangular screen 2
It closes.
After initially being tuned up to projection device 1, in the subsequent use process, if projection device 1 arrives rectangular screen 2
The distance between change, the i.e. projection side alternatively, projection device 1 changes at a distance from four vertex of rectangular screen 2
To deflecting, then, the first light beam a1, the projected position of the second light beam a2 and third light beam a3 in rectangular screen 2 also can
It changes, at this point, user need to only judge the first light beam a1, the second light beam a2 and third light beam a3 when tuning up projection device 1
Projection line in rectangular screen 2 whether above-mentioned three Bian Chonghe with rectangular screen 2, that is, can determine whether projection device 1 and rectangle screen
Whether the relative position between curtain 2 is default relative position i.e. optimum position, to simplify the tune-up process of projection device.
In the present embodiment, light-beam generator 10 may include the first laser mould group for emitting the first light beam a1, transmitting second
The second laser mould group of light beam a2 and the third mode of laser group of transmitting third light beam a3.Wherein, each mode of laser group includes swashing
Light device and the beam expander in corresponding laser emitting optical path.Since laser beam can be extended to default by beam expander
The light beam propagated in the plane of angle, therefore, the first light beam a1 of first laser mould group transmitting, the transmitting of second laser mould group the
The two light beam a2 and third light beam a3 of third mode of laser group transmitting can form the projection of certain length in rectangular screen 2
Line.
In the present embodiment, projection device 1 includes level(l)ing device, level meter and height adjustment device.Level tune dress
Set the projected position of the horizontality and the first light beam a1, the second light beam a2 and third light beam a3 for adjusting projection device 1.
Whether level meter is for judging projection device 1 in horizontality.Height adjustment device be used to adjust the height of projection device 1 with
And the projected position of the first light beam a1, the second light beam a2 and third light beam a3.
When the relative position between projection device 1 and rectangular screen 2 changes, which includes projection device
1 arrives the distance between rectangular screen 2 and projection device 1 to the distance between four vertex of rectangular screen 2, and user can pass through
The position of the adjusting projection device 1 such as level(l)ing device and height adjustment device.
During adjusting projection device 1 by level(l)ing device, the first light beam a1, the second light beam a2 and third light
The position of projection line of the beam a3 in rectangular screen 2 can also change, and adjust projection device 1 by height adjustment device
In the process, the position of the projection line of the first light beam a1, the second light beam a2 and third light beam a3 in rectangular screen 2 can also become
Change, therefore, only need to judge the projection line of the first light beam a1, the second light beam a2 and third light beam a3 in rectangular screen 2 whether with
Above-mentioned three Bian Chonghe of rectangular screen 2 can determine whether the position of projection device 1 is optimum position.
Projection device provided in this embodiment, user can be by adjusting the first of the transmitting of the light-beam generator in projection device
The projected position of light beam, the second light beam and third light beam makes the first light beam, the second light beam and third light beam project rectangular screen
On projection line and rectangular screen any three Bian Chonghe, to keep relative position between projection device and rectangular screen default
Relative position, i.e., position when qualified installation person initially installs, to solve the opposite position due to projection device and screen
Set the problem of user caused by changing can not normally watch projected image.
Another embodiment of the present invention provides a kind of optical projection system, as shown in Fig. 2, the optical projection system includes as above implementing
Projection device 1, rectangular screen 2 and at least three optical inductors with default size described in example, at least three light
Inductor is arranged on three sides of rectangular screen 2, and an optical inductor is at least arranged on each side.The optical inductor is used for
Incude light beam such as the first light beam a1, the second light beam a2 or third light beam a3 that the light-beam generator 10 in projection device 1 is emitted, when
When optical inductor on three sides of rectangular screen 2 senses light, the first light beam a1, the second light beam a2 and third light beam a3
Project three Bian Chonghe of the projection line and rectangular screen 2 in rectangular screen 2.
It is illustrated so that optical projection system includes three optical inductors 30,31 and 32 as an example below, the setting of optical inductor 30 exists
On first side b1 of rectangular screen 2, optical inductor 31 is arranged on the second side b2 of rectangular screen 2, and the setting of optical inductor 32 exists
On the third side b3 of rectangular screen 2.Explanation is needed further exist for, three sides that optical inductor is arranged in rectangular screen 2 are the
Three sides b1, b2 and b3 that one light beam a1, the second light beam a2 and third light beam a3 are overlapped with rectangular screen 2.
Wherein, optical inductor 30 is for incuding the first light beam a1, and optical inductor 31 is for incuding the second light beam a2, photoinduction
Device 32 is for incuding third light beam a3, when optical inductor 30,31 and 32 all senses light, the first light beam a1, the second light beam
A2 and third light beam a3 projects the projection line in rectangular screen 2 and is just overlapped b1, b2 and b3 with three sides of rectangular screen 2 respectively
?.
Further, standby signal can be issued when optical inductor senses light, which includes sound letter
Number perhaps optical signal or voice signal and optical signal, to prompt the first light beam of user a1, the second light beam a2 and third light beam
A3 projects three Bian Chonghe of projection line and rectangular screen 2 in rectangular screen 2, and such user no longer needs human eye to judge three
Light beam whether the coincident with rectangular screen 2 so that the adjusting process of optical projection system is more convenient, practical.
In the present embodiment, optical inductor can be the sensor of electric signal is converted optical signals to using light-sensitive element, but
It is that the present invention is not limited thereto.Further, sound module can be controlled by electric signal when optical inductor senses light
(such as microphone) makes a sound signal, perhaps controls light emitting module (such as light emitting diode) and issues optical signal or control sounding
Control light emitting module issues optical signal while module makes a sound signal.
Optical projection system provided in this embodiment, user can be by adjusting the first of the transmitting of the light-beam generator in projection device
The projected position of light beam, the second light beam and third light beam makes the first light beam, the second light beam and third light beam project rectangular screen
On projection line and rectangular screen any three Bian Chonghe, to keep relative position between projection device and rectangular screen default
Relative position, i.e., position when qualified installation person initially installs, to solve the opposite position due to projection device and screen
Set the problem of user caused by changing can not normally watch projected image.
Another embodiment of the present invention provides a kind of correcting and regulating method of optical projection system, provides applied to embodiment as above
Optical projection system, the optical projection system include projection device, which includes light-beam generator, for emitting the first light beam, the
Two light beams and third light beam, first light beam, the second light beam and third light beam project have default size and with the throwing
Shadow equipment has any three Bian Chonghe of the projection line formed and the rectangular screen in the rectangular screen of default relative position, institute
It states the first light beam, the second light beam and third light beam and keeps preset angular relationship and first light relative to projection device
Preset relative positional relationship is kept between beam, the second light beam and third light beam, which includes:
The position of projection device is adjusted, there is default size to adjust the first light beam, the second light beam and third light beam
Projected position in rectangular screen makes the projection line and rectangle of the first light beam, the second light beam and third light beam in rectangular screen
Three Bian Chonghe of screen, so that the relative position of projection device and rectangular screen is default relative position.
In the present embodiment, projection device is carried out after initially tuning up, the launch angle and positional relationship of light-beam generator are solid
It is fixed, at this point, the projected position of the first light beam, the second light beam and third light beam can also be sent out if the position of projection device 1 changes
Therefore changing can adjust the projection position of these three light beams by the level(l)ing device and height adjustment device of projection device
It sets, that is, the process for adjusting the projected position of the first light beam, the second light beam and third light beam in rectangular screen includes:
The level(l)ing device or height adjustment device of projection device are adjusted, to adjust first light beam, the second light beam
With projected position of the third light beam in rectangular screen；Alternatively, adjusting the level(l)ing device and height adjustment dress of projection device
It sets, to adjust first light beam, the projected position of the second light beam and third light beam in rectangular screen.
In the present embodiment, optical projection system further includes having the rectangular screen and at least three optical inductors of default size,
At least three optical inductor is arranged on three sides of the rectangular screen, and the light sensation is at least arranged in each side
Answer device；The optical inductor is used to incude the light beam of the light-beam generator transmitting, and prompt letter is issued when sensing light
Number；
Based on this, the position of projection device is adjusted to adjust the first light beam, the second light beam and third light beam with default
Projected position in the rectangular screen of size makes first light beam, the second light beam and third light beam in the rectangular screen
The step of projection line is overlapped with three sides of the rectangular screen include:
The position for adjusting projection device, so that first light beam, the second light beam and third light beam project institute respectively
It states on three optical inductors, so that three optical inductors issue the standby signal, to make the projection device and institute
The relative position for stating rectangular screen is default relative position.
Optionally, which refers to: the image that projection device projects under preset original state is in square
The rectangular projection region formed on shaped screen is overlapped with rectangular screen.
The correcting and regulating method of optical projection system provided in this embodiment, user can be by adjusting the light-beam generators in projection device
The projected position of the first light beam, the second light beam and third light beam that emit makes the first light beam, the second light beam and the projection of third light beam
Any three Bian Chonghe of projection line and rectangular screen on to rectangular screen is opposite between projection device and rectangular screen to make
Position is default relative position, i.e., position when qualified installation person initially installs, to solve due to projection device and screen
The problem of user caused by the relative position of curtain changes can not normally watch projected image.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of projection device, which is characterized in that including light-beam generator, for emitting the first light beam, the second light beam and third
Light beam, first light beam, the second light beam and third light beam are projected to be had in advance with default size and with the projection device
If any three Bian Chonghe of the projection line formed in the rectangular screen of relative position and the rectangular screen, to be set in the projection
In standby initial installation stage and subsequent use process, according to first light beam, the second light beam and third light beam to the throwing
Shadow equipment and the relative position of the rectangular screen are tuned up；
First light beam, the second light beam and third light beam keep preset angular relationship and described relative to projection device
Preset relative positional relationship is kept between first light beam, the second light beam and third light beam.
2. projection device according to claim 1, which is characterized in that the rectangular screen and the projection device have in advance
If relative position refers to: the image that the projection device projects under preset original state is formed in the rectangular screen
Rectangular projection region be overlapped with the rectangular screen.
3. projection device according to claim 1, which is characterized in that the projection device further includes level(l)ing device；
The level(l)ing device is used to adjust the horizontality of the projection device.
4. projection device according to claim 3, which is characterized in that the projection device further includes level meter, for sentencing
Whether the projection device that breaks is in horizontality, and prompts the corresponding horizontality letter of the horizontality of the projection device
Breath.
5. projection device according to claim 1, which is characterized in that the projection device includes height adjustment device, institute
Height adjustment device is stated for adjusting the height of the projection device.
6. a kind of optical projection system, which is characterized in that including the described in any item projection devices of Claims 1 to 5, have and preset greatly
Three of the rectangular screen are arranged in small rectangular screen and at least three optical inductors, at least three optical inductor
The optical inductor is at least arranged in Bian Shang, each side；
The optical inductor is used to incude the light beam of the light-beam generator transmitting, and prompt letter is issued when sensing light
Number.
7. a kind of correcting and regulating method of optical projection system, which is characterized in that the optical projection system includes projection device, the projection device
Including light-beam generator, for emitting the first light beam, the second light beam and third light beam, first light beam, the second light beam and the
Three light beams project the throwing formed in the rectangular screen with default size and with the projection device with default relative position
Any three Bian Chonghe of hachure and the rectangular screen, in the initial installation stage of the projection device and subsequent use process
In, according to first light beam, the second light beam and third light beam to the relative position of the projection device and the rectangular screen
It is tuned up；First light beam, the second light beam and third light beam keep preset angular relationship relative to projection device, and
Preset relative positional relationship is kept between first light beam, the second light beam and third light beam；
The correcting and regulating method includes:
The position of projection device is adjusted, there is default size to adjust first light beam, the second light beam and third light beam
Projected position in rectangular screen makes first light beam, the projection of the second light beam and third light beam in the rectangular screen
Three Bian Chonghe of line and the rectangular screen, so that the relative position of the projection device and the rectangular screen is described default
Relative position.
8. correcting and regulating method according to claim 7, which is characterized in that the optical projection system further includes level(l)ing device,
The process of the position of the adjustment projection device includes: the level(l)ing device for adjusting the projection device.
9. correcting and regulating method according to claim 7, which is characterized in that the optical projection system further includes height adjustment device,
The process of the position of the adjustment projection device includes: the height adjustment device for adjusting the projection device.
10. correcting and regulating method according to claim 7, which is characterized in that the optical projection system further includes having default size
Rectangular screen and at least three optical inductors, at least three optical inductor three sides of the rectangular screen are set
On, the optical inductor is at least arranged in each side；The optical inductor is used to incude the light-beam generator transmitting
Light beam, and standby signal is issued when sensing light；
The position of projection device is adjusted to adjust the first light beam, the second light beam and third light beam in the rectangle screen with default size
Projected position on curtain makes the projection line and the square of first light beam, the second light beam and third light beam in the rectangular screen
The step of three sides of shaped screen are overlapped include:
The position of projection device is adjusted so that first light beam, the second light beam and third light beam project described three respectively
On optical inductor, so that three optical inductors issue the standby signal, so that the projection device and the rectangle screen
The relative position of curtain is default relative position.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989029.1A CN106918974B (en) | 2015-12-24 | 2015-12-24 | Projection device, optical projection system and its correcting and regulating method |
| TW105137450A TWI665508B (en) | 2015-12-24 | 2016-11-16 | A projection equipment, projection systems and calibration methods |
| PCT/CN2016/111680 WO2017107969A1 (en) | 2015-12-24 | 2016-12-23 | Projection device, projection system, and calibration method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989029.1A CN106918974B (en) | 2015-12-24 | 2015-12-24 | Projection device, optical projection system and its correcting and regulating method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106918974A CN106918974A (en) | 2017-07-04 |
| CN106918974B true CN106918974B (en) | 2019-05-03 |
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ID=59089067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510989029.1A Active CN106918974B (en) | 2015-12-24 | 2015-12-24 | Projection device, optical projection system and its correcting and regulating method |
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| CN (1) | CN106918974B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110161793A (en) * | 2019-04-16 | 2019-08-23 | 苏州佳世达光电有限公司 | A kind of projection adjustment system, projector and supporting mechanism |
| CN112073700A (en) * | 2019-06-10 | 2020-12-11 | 中强光电股份有限公司 | Projection correction system and projection correction method thereof |
| CN111458964B (en) * | 2020-04-26 | 2022-02-08 | 青岛海信激光显示股份有限公司 | Laser projection equipment |
| CN111918044A (en) * | 2020-06-22 | 2020-11-10 | 青岛海尔多媒体有限公司 | Laser projection equipment and method and device for calibration control of laser projection equipment |
| CN112689136B (en) * | 2021-03-19 | 2021-07-02 | 深圳市火乐科技发展有限公司 | Projection image adjusting method and device, storage medium and electronic equipment |
| CN114326273B (en) * | 2022-03-16 | 2022-05-13 | 成都工业学院 | Projector array positioning device for light field expansion |
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| CN104535051A (en) * | 2014-12-01 | 2015-04-22 | 深圳先进技术研究院 | Installation positioning method of projector and apparatus thereof |
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- 2015-12-24 CN CN201510989029.1A patent/CN106918974B/en active Active
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| CN102096293A (en) * | 2011-01-30 | 2011-06-15 | 河南科技大学 | Optical engine for three-piece liquid crystal on silicon (LCOS) laser projection display |
| CN104460197A (en) * | 2014-11-25 | 2015-03-25 | 深圳先进技术研究院 | Projector capable of automatically correcting geometric distortion and correcting method thereof |
| CN104535051A (en) * | 2014-12-01 | 2015-04-22 | 深圳先进技术研究院 | Installation positioning method of projector and apparatus thereof |
Also Published As
| Publication number | Publication date |
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| WO2017107969A1 (en) | 2017-06-29 |
| CN106918974A (en) | 2017-07-04 |
| TWI665508B (en) | 2019-07-11 |
| TW201723633A (en) | 2017-07-01 |
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