CN206890245U - A kind of optical system of stage lamp - Google Patents
A kind of optical system of stage lamp Download PDFInfo
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- CN206890245U CN206890245U CN201720722542.9U CN201720722542U CN206890245U CN 206890245 U CN206890245 U CN 206890245U CN 201720722542 U CN201720722542 U CN 201720722542U CN 206890245 U CN206890245 U CN 206890245U
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- optical system
- reflective mirror
- light
- stage lamp
- mirror
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Abstract
The utility model discloses a kind of optical system of stage lamp, including light source, reflective mirror, diaphragm, optics group mirror and the Fresnel Lenses set gradually along the primary optical axis of the optical system, the diaphragm is arranged between reflective mirror and the focus of reflective mirror, the change of beam angle size can be achieved by the movement of optics group mirror and Fresnel Lenses, diaphragm blocks invalid scattering light, the transmitance of efficient beam is improved, and then the Deep Canvas of light efficiency level can be reached.A kind of optical system of the utility model stage lamp good as light efficiency, can be widely applied in lamp optical system.
Description
Technical field
A kind of optical system is the utility model is related to, more particularly to a kind of optical system of stage lamp.
Background technology
Use of the present public place of entertainment, TV station and large-scale performance to stage lamp is more and more.Existing stage lighting
The optical system of the tool usually combination such as light source, reflective mirror and Fresnel Lenses, cheap although its is simple in construction, work(
Can be single, it is impossible to change beam angle size, can not meet arbitrarily to change light beams angle in the performance site of modernization
Requirement.
Existing stage lamp is according to realizing that functional effect can be divided into the light fixture of following several types：It is pattern lamp, color light, soft
Light lamp.Wherein, pattern lamp can project the hard hot spot of pattern that border feels strong, and color light can realize projection different color light, and soft light is used
In setting, the soft light spot that border feels weak can be projected.These three lamp types generally can only all realize single lighting effects, one
Complicated scene generally requires a variety of different types of lamp combinations and used, and operation is extremely complex.
Utility model content
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of optical system of stage lamp.
Technical scheme is used by the utility model solves its technical problem：A kind of optical system of stage lamp, bag
Include the light source set gradually along the primary optical axis of the optical system, reflective mirror, diaphragm, optics group mirror and Fresnel Lenses, the light
Door screen is arranged between reflective mirror and the focus of reflective mirror.
Further, the reflective mirror is more minute surface reflective mirrors.
Further, in addition to pattern disk, the pattern disk are arranged between diaphragm and optics group mirror.
Further, the pattern disk to the distance range of reflective mirror bottom be 101mm-107mm.
Further, in addition to color disk, the color disk are arranged between diaphragm and optics group mirror.
Further, the color disk to the distance range of reflective mirror bottom be 80mm-100mm.
Further, the optics group mirror to the distance range of reflective mirror bottom be 110mm-150mm.
Further, the Fresnel Lenses to the distance range of reflective mirror bottom be 155mm-240mm.
The beneficial effects of the utility model are：A kind of optical system of stage lamp, including the key light along the optical system
Light source, reflective mirror, diaphragm, optics group mirror and the Fresnel Lenses that axle is set gradually, by setting diaphragm, invalid dissipate can be stopped
The light penetrated improves the beam transmittance of efficient beam by optical system, reaches the Deep Canvas of light efficiency level；Pass through light
The movement of group mirror and Fresnel Lenses can realize the change of beam angle size, produce the beam angle several times zoom of light fixture
With the variation effect of shape library.
Moreover, the reflective mirror that the utility model uses improves the utilization rate of light for more minute surface reflective mirrors, more efficiently will
Light beam convergence is concentrated；By setting up pattern disk and color disk so that the optical system of stage lamp can realize projection side simultaneously
The strong hard hot spot of more patterns of boundary's sense, the lighting effects of weak soft light spot and conversion light coloring are felt on projection border, without multiple types
Type lamp combination uses, simple to operate.
Brief description of the drawings
Fig. 1 is the structure principle chart of the utility model specific embodiment；
Fig. 2 is the light path schematic diagram of the utility model specific embodiment diaphragm operation principle；
Fig. 3 is the light path schematic diagram of the more minute surface reflective mirror operation principles of the utility model specific embodiment；
Fig. 4 is Fig. 3 local G light path schematic diagram.
Embodiment
Reference picture 1, a kind of optical system of stage lamp, a kind of optical system of stage lamp, including along the optical system
Light source 1, reflective mirror 2, diaphragm 3, optics group mirror 6 and the Fresnel Lenses 7 that the primary optical axis of system is set gradually, the diaphragm 3 are set
Between reflective mirror 2 and the focus 9 of reflective mirror 2.
Preferred embodiment is further used as, the reflective mirror 2 is more minute surface reflective mirrors.
Preferred embodiment, in addition to pattern disk 5 are further used as, the pattern disk 5 is arranged on diaphragm 3 and optics group
Between mirror 6.
Preferred embodiment is further used as, the distance range of the pattern disk 5 to the bottom of reflective mirror 2 is 101mm-
107mm。
Preferred embodiment, in addition to color disk 4 are further used as, the color disk 4 is arranged on diaphragm 3 and optics group
Between mirror 6.
Preferred embodiment is further used as, the distance range of the color disk 4 to the bottom of reflective mirror 2 is 80mm-
100mm。
Preferred embodiment is further used as, the distance range of the optics group mirror 6 to the bottom of reflective mirror 2 is 110mm-
150mm。
Preferred embodiment is further used as, the Fresnel Lenses 7 is to the distance range of the bottom of reflective mirror 2
155mm-240mm。
The utility model is described in further detail with reference to the accompanying drawings and examples.
Reference picture 1, a kind of optical system of stage lamp, including the light source that sets gradually of primary optical axis along the optical system
1st, reflective mirror 2, diaphragm 3, color disk 4, pattern disk 5, optics group mirror 6 and Fresnel Lenses 7, diaphragm 3 are arranged on reflective mirror 2 and anti-
Between the focus 9 of light microscopic.
In this example, color disk includes a disk body, at least three circular hole is equidistantly provided with around the disk body center of circle, in each circle
The color sheet of different colours is pasted on hole respectively, color disc spins are driven with micro-machine, to switch color sheet, after making switching
Color sheet is on the primary optical axis of the optical system, to realize the purpose of auto-changing color.
In this example, pattern disk includes a disk body, at least two circular hole is equidistantly provided with around the disk body center of circle, in each circle
Pattern segments of different shapes can be installed on hole, pattern disc spins are driven with micro-machine, carry out switching pattern piece, after making switching
Pattern segments are on the primary optical axis of the optical system, to realize that different pattern converts, form the strong hard hot spot of more patterns of border sense
Purpose.
Preferably, reflective mirror 2 is more minute surface reflective mirrors.
In the present embodiment, the distance range of color disk 4 to the bottom of reflective mirror 2 is 80mm-100mm, preferred distance 90mm；
The distance range of pattern disk 5 to the bottom of reflective mirror 2 is 101mm-107mm, preferred distance 105mm；Optics group mirror 6 arrives reflective mirror
The distance range of 2 bottoms is 110mm-150mm, and preferred distance scope is 120mm-145mm, preferred distance 120mm；Fresnel
The distance range of lens 7 to the bottom of reflective mirror 2 is 155mm-240mm, and preferred distance scope is 160mm-235mm, preferred distance
For 230mm.
Reference picture 2, the effect of diaphragm 3 are to eliminate the partial dispersion light 10 in reflective mirror refracted light direction.In the optics
Between the reflective mirror 2 of system and the focus 9 of reflective mirror 2, a diaphragm 3 is added, can limit and stop the light of invalid scattering
Line, to improve effective beam transmittance, reaches the depth of field of light efficiency level by optical system.
In order that stage lamp optical system has the disposable feature of beam angle, pass through optics group mirror 6 and Fresnel
The movement of lens 7, focusing and the zoom system, pancreatic system of light fixture are formd, the change of beam angle size can be achieved, produce the light of light fixture
The beam angle number of degrees times zoom and the variation effect of clear patterns focusing.
Reference picture 3 and Fig. 4, it is that the light sent when light source focus 8 is irradiated to reflective mirror the advantages of more minute surface reflective mirrors
During multiple small minute surfaces 11, using the refraction principle of multiple small minute surfaces 11 above reflective mirror 2, come control all light according to
The refractive direction of design code, the position of reflective mirror foci 9 is all converged to, produces the effect that efficient light beam convergence is concentrated,
Improve the utilization rate of light.
General stage lamp is the combination of reflective mirror 2 and Fresnel Lenses 7, belongs to the lamp that soft light spot i.e. hot spot border feels weak
Tool, and the single light fixture of most commonly seen function in stage lamp, only it is adapted to the lighting of scene.To meet modern luminal art
The development of effect, the needs of different performance venues are adapted to, increase setting optics group mirror 6 and pattern on the primary optical axis of optical system
Disk 5, when the pattern segments for the different pattern shape that light passes through pattern disk, then by optics group mirror, different pattern can be formed
The strong hard hot spot of border sense, makes the existing soft light spot effect of optical system of stage lamp, there is the hard hot spot effect of multiple patterns again.
The flip-flop color change effect of horn of plenty light fixture, increase on the optical system primary optical axis of stage lamp and be provided with a face
Colour disk 4, when light is by the light transmission piece of different colours on color disk, different color light is presented, the hot spot of light fixture occurs
Colourful colour switching and the effect of color addition.
To sum up, the utility model is combined on the basis of the optical system of traditional stage lamp to its optical system
And optimization, the utilization rate and efficient beam transmitance of light are improved, can realize that beam angle several times zoom and pattern are clear simultaneously
Clear focusing, light coloring is converted, project the hard hot spot of more patterns and the lighting effects of projection soft light spot, form multi-functional height
Light efficiency, the optical system of the new optimum organization of high-resolution, video display lighting effects are combined together with stage-lighting effect, fitted
It is wide with scope, it is convenient and practical, can fully it meet in the performance site of modernization to its lighting effects and the requirement of change.
Above is preferably implement to be illustrated to of the present utility model, but the invention is not limited to the reality
Example is applied, those skilled in the art can also make a variety of equivalent variations on the premise of without prejudice to the utility model spirit
Or replace, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (8)
1. a kind of optical system of stage lamp, it is characterised in that including the light set gradually along the primary optical axis of the optical system
Source (1), reflective mirror (2), diaphragm (3), optics group mirror (6) and Fresnel Lenses (7), the diaphragm (3) are arranged on reflective mirror (2)
Between the focus (9) of reflective mirror (2).
2. the optical system of a kind of stage lamp according to claim 1, it is characterised in that the reflective mirror (2) is more
Minute surface reflective mirror.
3. the optical system of a kind of stage lamp according to claim 1 or 2, it is characterised in that also including pattern disk
(5), the pattern disk (5) is arranged between diaphragm (3) and optics group mirror (6).
4. the optical system of a kind of stage lamp according to claim 3, it is characterised in that the pattern disk (5) is to instead
The distance range of light microscopic (2) bottom is 101mm-107mm.
5. the optical system of a kind of stage lamp according to claim 1 or 2, it is characterised in that also including color disk
(4), the color disk (4) is arranged between diaphragm (3) and optics group mirror (6).
6. the optical system of a kind of stage lamp according to claim 5, it is characterised in that the color disk (4) is to instead
The distance range of light microscopic (2) bottom is 80mm-100mm.
7. the optical system of a kind of stage lamp according to claim 6, it is characterised in that the optics group mirror (6) is arrived
The distance range of reflective mirror (2) bottom is 110mm-150mm.
A kind of 8. optical system of stage lamp according to claim 6, it is characterised in that the Fresnel Lenses (7)
Distance range to reflective mirror (2) bottom is 155mm-240mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720722542.9U CN206890245U (en) | 2017-06-20 | 2017-06-20 | A kind of optical system of stage lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720722542.9U CN206890245U (en) | 2017-06-20 | 2017-06-20 | A kind of optical system of stage lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206890245U true CN206890245U (en) | 2018-01-16 |
Family
ID=61315673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720722542.9U Active CN206890245U (en) | 2017-06-20 | 2017-06-20 | A kind of optical system of stage lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206890245U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116428550A (en) * | 2023-06-08 | 2023-07-14 | 佛山市南海区佳富达金属制品有限公司 | Stage lamp |
-
2017
- 2017-06-20 CN CN201720722542.9U patent/CN206890245U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116428550A (en) * | 2023-06-08 | 2023-07-14 | 佛山市南海区佳富达金属制品有限公司 | Stage lamp |
| CN116428550B (en) * | 2023-06-08 | 2023-08-15 | 佛山市南海区佳富达金属制品有限公司 | Stage lamp |
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