CN207621787U - A kind of stage lighting of auto-focusing - Google Patents
A kind of stage lighting of auto-focusing Download PDFInfo
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- CN207621787U CN207621787U CN201721602163.2U CN201721602163U CN207621787U CN 207621787 U CN207621787 U CN 207621787U CN 201721602163 U CN201721602163 U CN 201721602163U CN 207621787 U CN207621787 U CN 207621787U
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Abstract
The utility model provides a kind of stage lighting of auto-focusing, including light source, focusing lens group, zoom lens group, preceding fixed lens group, ranging module, first motor and the second motor and microprocessor；Wherein：Light source, focusing lens group, zoom lens group, preceding fixed lens group constitute the lighting system of stage lighting；Ranging module is mounted on stage lighting, and first motor drives the movement of focusing lens group, the second motor that the movement of zoom lens group, ranging module is driven to be connect with microprocessor signals, and microprocessor controls first motor and the second motor.Compared with prior art, the stage lighting of the auto-focusing of the utility model, auto-focusing may be implemented, it focuses one by one for photographed object without manually arriving performance scene, the layout work that light program can be completed before performance erected on site is completed, saves the cost of lighting designer and the budget of performance unit.
Description
Technical field
The utility model is related to lighting field more particularly to a kind of stage lightings of auto-focusing.
Background technology
Light of stage is also " stage illumination, lighting ", is one of stage design modelling means.With light of stage equipment (as illuminated
Lamps and lanterns, magic lantern, control system etc.) and technological means, with the development of plot, with photochromic and its variation, display environment renders gas
Atmosphere, prominent central person create stage spatial impression and time sense, mould the external of stage performance, and provide necessary lamp
Light effect (such as wind, rain, cloud, water, lightning).Light of stage is the important component performed space and constituted, and is according to plot
Development carries out personage and required special scenes the Lighting Design of comprehensive visual environment, and purposefully by design idea
The artistic creation of spectators is rendered in a manner of visual image.
Now, have on a large scale in view of stage performance lighting effects, quickly change, enrich polynary and with clearly defined objective spy
Property, lighting designer must continue constant lamps and lanterns of giving during entire stage performance to be had for pattern pattern different target
Different lighting effects, other than light Promgramming, light place of arrival must all be given and accurately focus.Thousands of
Light projection point for, in order to there is a perfect light performing effect, the heavy of work of focusing becomes lighting designer naturally
Puzzlement.In addition to this, the complexity of the position and geographical environment that are set up for the live lamps and lanterns of performance is not expectable, also allows Lighting Design
Shi Wufa sets up the pre- preparation for making focusing work in advance in light.In the prior art, light focusing work must by manually in
Performance scene focuses one by one for photographed object, increases the cost of lighting designer and the budget of performance unit.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of stage lighting of auto-focusing, and it is automatic right to may be implemented
Coke focuses one by one for photographed object without manually arriving performance scene, can complete lamp before performance erected on site is completed
The layout of light program works, and saves the cost of lighting designer and the budget of performance unit.
In order to solve the above technical problems, the technical solution of the utility model is：
A kind of stage lighting of auto-focusing, including light source, focusing lens group, zoom lens group, preceding fixed lens group, ranging
Module, first motor and the second motor and microprocessor；Wherein：
The light source, the focusing lens group, the zoom lens group, the preceding fixed lens group constitute the lamp of stage lighting
Photosystem；
The ranging module is mounted on the stage lighting, and the first motor drives the focusing lens group movement, institute
Stating the second motor drives the zoom lens group movement, the ranging module to be connect with the microprocessor signals, micro- place
It manages device and controls the first motor and second motor.
Preferably, the light source is LED light source, gas discharge bubble or laser light source.
Preferably, the ranging module is infrared distance measuring module.
Preferably, the ranging module is laser ranging module.
Preferably, the first motor is stepper motor.
Preferably, second motor is stepper motor.
The stage lighting of the auto-focusing of the utility model, including light source, focusing lens group, zoom lens group, preceding fixed mirror
Head group, ranging module, first motor and the second motor and microprocessor；Wherein：Light source, focusing lens group, zoom camera lens
Group, preceding fixed lens group constitute the lighting system of stage lighting；Ranging module is mounted on stage lighting, and first motor drives focusing lens
Head group movement, the second motor drive the movement of zoom lens group, and ranging module connect with microprocessor signals, and microprocessor controls the
One motor and the second motor.In the present invention, the installation of ranging module is incorporated on lamps and lanterns, is detected by ranging module
Illuminated object at a distance from lamp locker after loopback range information give microprocessor operation, then after being calculated by microprocessor operation precision
It obtains the relative distance between light source, focusing lens group, zoom lens group, preceding fixed lens group, then controls first motor again
After driving focusing lens group and the second motor to drive zoom lens group to corresponding position, the dynamic of the auto-focusing of light is completed
Make.Compared with prior art, the stage lighting of the auto-focusing of the utility model, may be implemented auto-focusing, be drilled without manually arriving
Go out scene to focus for photographed object one by one, the layout work of light program can be completed before performance erected on site is completed
Make, saves the cost of lighting designer and the budget of performance unit.
Description of the drawings
Fig. 1 is the structural schematic diagram of the stage lighting of auto-focusing in the utility model.
Specific implementation mode
To keep the technical solution of the utility model clearer, below in conjunction with attached drawing by specific embodiment come to this reality
It is described in detail with novel.
As shown in Figure 1, the figure is the overall structure diagram of the stage lighting of auto-focusing in the utility model.
A kind of stage lighting for auto-focusing that the utility model embodiment provides, including light source 1, focusing lens group 2, zoom
Lens group 3, preceding fixed lens group 4, ranging module 5, first motor 7 and the second motor 8 and microprocessor 6；Wherein：
Light source 1, focusing lens group 2, zoom lens group 3, preceding fixed lens group 4 constitute the lighting system of stage lighting；
Ranging module 5 is mounted on stage lighting, and first motor 7 drives focusing lens group 2 to move, and the second motor 8, which drives, to be become
Times lens group 3 moves, and ranging module 5 is connect with 6 signal of microprocessor, the control first motor 7 of microprocessor 6 and the second motor 8.
Light source 1 is LED light source, has the characteristics that efficient, long lifespan.Light source is steeped for gas discharge or laser light source,
It can also realize the goal of the invention of the present invention, this will not be repeated here.
Ranging module 5 is infrared distance measuring module, can accurately detect the distance between stage lamp and illuminated object.
First motor 7 is stepper motor；Second motor 8 is stepper motor.Stepper motor is to be changed into electric impulse signal
The opened loop control motor of angular displacement or displacement of the lines is the main executive component in modern digital program control system, using extremely
Extensively.In the case of non-overload, the rotating speed of motor, the position of stopping are solely dependent upon the frequency and umber of pulse of pulse signal, and
It is not influenced by load variation, as soon as when step actuator receives a pulse signal, its Driving Stepping Motor is by the side set
To one fixed angle of rotation, referred to as " step angle ", its rotation is run step by step with fixed angle.It can lead to
Control pulse number is crossed to control angular displacement, to achieve the purpose that accurate positionin；It simultaneously can be by controlling pulse frequency
Come control motor rotation speed and acceleration, to achieve the purpose that speed governing.
In the present invention, the installation of ranging module 5 is incorporated on lamps and lanterns, photographed object is detected by ranging module 5
Body at a distance from lamp locker after loopback range information give microprocessor 6 operation, then by 6 operation precision of microprocessor calculate after obtain
Relative distance between light source 1, focusing lens group 2, zoom lens group 3, preceding fixed lens group 4, then controls first motor 7 again
After driving focusing lens group 2 and the second motor 8 to drive zoom lens group 3 to corresponding position, the auto-focusing of light is completed
Action.
It should be noted that ranging module 5 or laser ranging module, similarly can accurately detect stage lamp
The distance between illuminated object can also realize the goal of the invention of the utility model, and this will not be repeated here.
Compared with prior art, the stage lighting of the auto-focusing of the utility model, may be implemented auto-focusing, without artificial
It focuses one by one for photographed object to performance scene, the layout of light program can be completed before performance erected on site is completed
Work, saves the cost of lighting designer and the budget of performance unit.
In the present invention, stage lighting refers to using lamps and lanterns before the lights, is a broad scope of general designation, including narrow
The stage lighting of justice, follow spot light, Computer lamp, imaging lamp etc..
Above are merely preferred embodiments of the utility model, it is noted that above-mentioned preferred embodiment should not regard
For limitations of the present invention, the scope of protection of the utility model should be subject to claim limited range.For
For those skilled in the art, without departing from the spirit and scope of the utility model, it can also make several
Improvements and modifications, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of stage lighting of auto-focusing, which is characterized in that including light source, focusing lens group, zoom lens group, preceding fixed mirror
Head group, ranging module, first motor and the second motor and microprocessor；Wherein：
The light source, the focusing lens group, the zoom lens group, the preceding fixed lens group constitute the light system of stage lighting
System；
The ranging module is mounted on the stage lighting, and the first motor drives the focusing lens group movement, and described the
Two motors drive the zoom lens group movement, the ranging module to be connect with the microprocessor signals, the microprocessor
Control the first motor and second motor.
2. the stage lighting of auto-focusing as described in claim 1, which is characterized in that the light source is LED light source, gas discharge
Bubble or laser light source.
3. the stage lighting of auto-focusing as described in claim 1, which is characterized in that the ranging module is infrared distance measuring mould
Group.
4. the stage lighting of auto-focusing as described in claim 1, which is characterized in that the ranging module is laser ranging mould
Group.
5. the stage lighting of auto-focusing as described in claim 1, which is characterized in that the first motor is stepper motor.
6. the stage lighting of auto-focusing as described in claim 1, which is characterized in that second motor is stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602163.2U CN207621787U (en) | 2017-11-24 | 2017-11-24 | A kind of stage lighting of auto-focusing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602163.2U CN207621787U (en) | 2017-11-24 | 2017-11-24 | A kind of stage lighting of auto-focusing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207621787U true CN207621787U (en) | 2018-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721602163.2U Active CN207621787U (en) | 2017-11-24 | 2017-11-24 | A kind of stage lighting of auto-focusing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827099A (en) * | 2019-03-01 | 2019-05-31 | 西安极蜂天下信息科技有限公司 | Flashlight, flashlight focus adjustment method and device |
| CN110805879A (en) * | 2019-11-28 | 2020-02-18 | 广州鸿彩舞台设备有限公司 | Automatic focusing device and stage pattern lamp |
-
2017
- 2017-11-24 CN CN201721602163.2U patent/CN207621787U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827099A (en) * | 2019-03-01 | 2019-05-31 | 西安极蜂天下信息科技有限公司 | Flashlight, flashlight focus adjustment method and device |
| CN110805879A (en) * | 2019-11-28 | 2020-02-18 | 广州鸿彩舞台设备有限公司 | Automatic focusing device and stage pattern lamp |
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