CN207501050U - The illumination focus adjusting mechanism and stage lighting of more color optically focused mixed lights - Google Patents
The illumination focus adjusting mechanism and stage lighting of more color optically focused mixed lights Download PDFInfo
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- CN207501050U CN207501050U CN201721708751.4U CN201721708751U CN207501050U CN 207501050 U CN207501050 U CN 207501050U CN 201721708751 U CN201721708751 U CN 201721708751U CN 207501050 U CN207501050 U CN 207501050U
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- adjusting mechanism
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- focus adjusting
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Abstract
The utility model discloses a kind of the illumination focus adjusting mechanism and stage lighting of more color optically focused mixed lights, wherein, the illumination focus adjusting mechanism of more color optically focused mixed lights is applied to stage lighting, the stage lighting includes housing, the illumination focus adjusting mechanism of more color optically focused mixed lights includes being set to multi-colour light source, plano-convex aspherical condenser, the even mating plate of compound eye and the Fresnel Lenses in housing and in same optical axis, wherein, the Fresnel Lenses is to direction telescopic moving of the opposite housing along optical axis；The plano-convex aspherical condenser is set close to multi-colour light source, and the Fresnel Lenses is set to light-emitting window and the Fresnel surface of Fresnel Lenses is set to the side far from multi-colour light source, and the even mating plate of compound eye is between plano-convex aspherical condenser.The technical solution of the utility model can realize the effect of hot spot scaling, and with light gathering efficiency height, more color even light mixings, edge is not in colour cast phenomenon during hot spot scales.
Description
Technical field
The utility model is related to a kind of illuminator more particularly to a kind of more color optically focused mixed lights illumination focus adjusting mechanism and
Stage lighting.
Background technology
At present, light of stage it is common focusing pa lamp and screw thread optically focused lamp source generally use technical solution for：Single white light
The combination of COB light source, planoconvex spotlight and Fresnel Lenses, above-mentioned organization plan are applicable in monochromatic LED light source, but to more colors
There is the problems such as colour mixture is poor, colour cast phenomenon during scaling in the full-color COB focus adjusting mechanisms of distribution.
In view of this, it is necessary to propose that the focus adjusting mechanism of current stage lighting is further improved.
Utility model content
To solve an above-mentioned at least technical problem, the main purpose of the utility model is to provide a kind of more color optically focused mixed lights
Illumination focus adjusting mechanism.
To achieve the above object, the technical solution that the utility model uses for：A kind of more color optically focused mixed lights are provided
Illumination focus adjusting mechanism, applied to stage lighting, the stage lighting include housing, the illumination focusing machine of more color optically focused mixed lights
Structure include being set to multi-colour light source in housing and in same optical axis, plano-convex aspherical condenser, the even mating plate of compound eye with
And Fresnel Lenses, wherein, the Fresnel Lenses is to direction telescopic moving of the opposite housing along optical axis；
The plano-convex aspherical condenser is set close to multi-colour light source, and the Fresnel Lenses is set to light-emitting window and phenanthrene
The Fresnel surface of Nie Er lens is set to the side far from multi-colour light source, and the even mating plate of compound eye is located at the aspherical optically focused of plano-convex
Between mirror.
Wherein, the even mating plate of the compound eye is double-deck compound eye layer, and each compound eye layer is by multiple hexagons in array distribution
Compound eye convex lens is spliced, and two layers of compound eye layer is located in same optical axis.
Wherein, the radius of curvature of the single compound eye convex lens is 0.5~4.0mm.
Wherein, the radius of curvature of the plano-convex aspherical condenser is 11~25mm, and quadratic surface coefficient is in (- 1.0,0)
Between.
Wherein, between the even mating plate of the compound eye and plano-convex aspherical condenser to be smaller than Fresnel Lenses even with compound eye
Spacing between mating plate.
Wherein, the incidence surface of the Fresnel Lenses is concave surface, and Fresnel surface centre evagination forms convex lens, the convex lens
Mirror side is equipped with 7 groups of annular tooths.
Wherein, the radius of curvature of the concave surface is 780~1200mm, and the radius of curvature of the convex lens is 79.86mm, 7
The radius of curvature of the group annular tooth along the direction far from Fresnel Lenses optical axis be followed successively by 82.52mm, 81.85mm,
93.51mm, 101.06mm, 110.08mm, 119.86mm and 130.60mm.
Wherein, the multi-colour light source is integrated array light source or COB light source, the light-emitting area of multi-colour light source for 16~
256mm。
To achieve the above object, another technical solution that the utility model uses for：A kind of stage lighting, the dance are provided
Desk lamp includes the illumination focus adjusting mechanism of above-mentioned more color optically focused mixed lights.
The technical solution of the utility model mainly includes the multi-colour light source, the aspherical optically focused of plano-convex that are located in same optical axis
The even mating plate of mirror, compound eye and Fresnel Lenses, during multi-colour light source light extraction, light is by the plano-convex aspherical condenser above it
It is 60-80 degree light beams that beam angle is formed after optically focused, and outgoing beam carries out even light compensation via the even mating plate of compound eye, and before being incident upon most
It projects to form hot spot by Fresnel surface on the Fresnel Lenses of side, in addition, can control focal length 0 by mobile Fresnel Lenses
Between~1f (f is Fresnel focal length), you can realize the effect of hot spot scaling, and with light gathering efficiency height, more color mixed lights
Uniformly, edge is not in colour cast phenomenon during hot spot scaling.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.
Fig. 1 shows the decomposition texture signal of the illumination focus adjusting mechanism of the more color optically focused mixed lights of one embodiment of the utility model
Figure；
Fig. 2 shows the structure diagrams of Fresnel Lenses in Fig. 1；
Fig. 3 shows the structure diagram of the even mating plate of compound eye in Fig. 1；
Fig. 4 shows the structure diagram of multi-colour light source in Fig. 1.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that described embodiment is only the part of the embodiment rather than whole of the utility model
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower all other embodiments obtained, shall fall within the protection scope of the present invention.
It is to be appreciated that the description of " first ", " second " etc. involved in the utility model is only used for description purpose, and cannot manage
It solves to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Define as a result, " the
One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the skill between each embodiment
Art scheme can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when technical solution
It will be understood that the combination of this technical solution is not present with reference to there is conflicting or can not realize when, also not in the utility model
It is required that protection domain within.
Fig. 1 shows the decomposition texture signal of the illumination focus adjusting mechanism of the more color optically focused mixed lights of one embodiment of the utility model
Figure.Fig. 1 is please referred to, in the utility model embodiment, the illumination focus adjusting mechanism of more color optically focused mixed lights, applied to stage
Lamp, the stage lighting include housing, and the illumination focus adjusting mechanism of more color optically focused mixed lights includes being set in housing and being located at
The even mating plate 30 of multi-colour light source 10, plano-convex aspherical condenser 20, compound eye and Fresnel Lenses 40 in same optical axis,
In, the Fresnel Lenses 40 is to direction telescopic moving of the opposite housing along optical axis；
The plano-convex aspherical condenser 20 is set close to multi-colour light source 10, and the Fresnel Lenses 40 is set to light extraction
The Fresnel surface of mouth and Fresnel Lenses 40 is set to the side far from multi-colour light source 10, and the even mating plate 30 of compound eye is located at flat
Between convex aspheric surface condenser 20.
In the present embodiment, using the even mating plate 30 of compound eye (compound eye lenticule) instead of diffusion barrier or the even light of diffuser plate, with cutting
It is more excellent that the mode of differential carries out mixed light compensation effect.Smaller beam angle can be achieved in the Fresnel surface design of Fresnel Lenses 40, puts down
20 aspheric design light gathering efficiency of convex aspheric surface condenser is high.Wherein, the even mating plate 30 of the compound eye and plano-convex aspherical condenser
The spacing being smaller than between Fresnel Lenses 40 and the even mating plate 30 of compound eye between 20.
It is aspherical poly- that the technical solution of the utility model mainly includes the multi-colour light source 10 being located in same optical axis, plano-convex
The even mating plate 30 of light microscopic 20, compound eye and Fresnel Lenses 40, during 10 light extraction of multi-colour light source, light is non-by the plano-convex above it
It is 60-80 degree light beams that beam angle is formed after 20 optically focused of spherical mirror, and outgoing beam carries out even light benefit via the even mating plate 30 of compound eye
It repays, and is incident upon on the Fresnel Lenses 40 of forefront and projects to form hot spot by Fresnel surface, in addition, passing through mobile Fresnel
Lens 40 can control focal length (f is Fresnel focal length) between 0~1f, you can realize the effect of hot spot scaling, and with poly-
Light efficiency height, more color even light mixings, edge is not in colour cast phenomenon during hot spot scales.
Fig. 3 shows the structure diagram of the even mating plate 30 of compound eye in Fig. 1；Fig. 3 is please referred to, in a specific embodiment,
The even mating plate 30 of compound eye is the compound eye layer that double-deck spacing is 1-4mm, and each compound eye layer is by multiple six sides in array distribution
Shape compound eye convex lens 31 is spliced, and two layers of compound eye layer is located in same optical axis.Specifically, the single compound eye convex lens
31 radius of curvature is 0.5~4.0mm, preferably 2.6mm.Double-deck compound eye layer includes the identical compound eye convex lens of shape, size
Mirror 31 (lenticule), the multi-colored light Shu Jinhang of the outgoing through plano-convex aspherical condenser 20 can be cut the compensation of differential mixed light with
Realize preferably even light effect.
In one embodiment, the radius of curvature of the plano-convex aspherical condenser 20 is 11~25mm, preferably 13mm, two
Secondary surface coefficients are preferably -0.58 between (- 1.0,0).The incidence surface of plano-convex aspherical condenser 20 is plane, is emitted
Face is aspherical.When quadratic surface coefficient is 0, exit facet is spherical surface, and when quadratic surface coefficient is -1, exit facet is paraboloid.
Fig. 2 shows the structure diagrams of Fresnel Lenses 40 in Fig. 1；Fig. 2 is please referred to, in a specific embodiment,
The incidence surface of the Fresnel Lenses 40 is concave surface, and Fresnel surface centre evagination forms convex lens 41,41 side of convex lens
Equipped with 7 groups of annular tooths 42.Specifically, the radius of curvature of the concave surface is 780~1200mm, preferably 893.94mm, it is described convex
The radius of curvature of lens 41 is 79.86mm, and the radius of curvature of annular tooth 42 described in 7 groups is along the side far from 40 optical axis of Fresnel Lenses
To being followed successively by 82.52mm, 81.85mm, 93.51mm, 101.06mm, 110.08mm, 119.86mm and 130.60mm.
40 a kind of focal power of Fresnel Lenses is convex lens 41 that is positive, having convergence effect to light, is reflected to it
Spherical surface is divided compression height and is formed, it is therefore intended that mitigating weight reduces cost.Aspheric is carried out to each ring plane of refraction simultaneously
Face design can realize that more arrow beam of light projects.Above-mentioned concave design is more advantageous to light and reduces minute surface, is projected convenient for light.
Fig. 4 shows the structure diagram of multi-colour light source 10 in Fig. 1；Fig. 4 is please referred to, in a specific embodiment,
The multi-colour light source 10 is integrated array light source or COB light source, and the light-emitting area of multi-colour light source 10 is 16~256mm.This
In embodiment, which includes four kinds of R (feux rouges), G (green light), B (blue light), W (white light) color chips 11, each
11 quantity of color chips is greater than or equal to 3.10 shape of multi-colour light source is round, rectangular, hexagon is unlimited, light-emitting area
16mm~256mm2Between.
In the present embodiment, a kind of stage lighting is also provided, which includes the illumination tune of above-mentioned more color optically focused mixed lights
Focusing mechanism, the illumination focus adjusting mechanism of more color optically focused mixed lights please refer to the above embodiments, and details are not described herein again.Due to stage
Lamp employs the illumination focus adjusting mechanism of above-mentioned more color optically focused mixed lights, therefore has the illumination focus adjusting mechanism of more color optically focused mixed lights
The advantages of all and effect.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
Under every utility model in the utility model is conceived, equivalent structure made based on the specification and figures of the utility model
Transformation or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (9)
1. a kind of illumination focus adjusting mechanism of more color optically focused mixed lights, applied to stage lighting, the stage lighting includes housing, feature
It is, the illumination focus adjusting mechanism of more color optically focused mixed lights includes being set to more colors in housing and in same optical axis
Light source, plano-convex aspherical condenser, the even mating plate of compound eye and Fresnel Lenses, wherein, the Fresnel Lenses is to opposite housing
Along the direction telescopic moving of optical axis；
The plano-convex aspherical condenser is set close to multi-colour light source, and the Fresnel Lenses is set to light-emitting window and Fresnel
The Fresnel surface of lens is set to the side far from multi-colour light source, the even mating plate of compound eye be located at plano-convex aspherical condenser it
Between.
2. the illumination focus adjusting mechanism of more color optically focused mixed lights as described in claim 1, which is characterized in that the even mating plate of compound eye
For double-deck compound eye layer, each compound eye layer is spliced, and two layers by multiple hexagon compound eye convex lenses in array distribution
Compound eye layer is located in same optical axis.
3. the illumination focus adjusting mechanism of more color optically focused mixed lights as claimed in claim 2, which is characterized in that the single compound eye is convex
The radius of curvature of lens is 0.5~4.0mm.
4. the illumination focus adjusting mechanism of more color optically focused mixed lights as described in claim 1, which is characterized in that the plano-convex is aspherical
The radius of curvature of condenser is 11~25mm, and quadratic surface coefficient is between (- 1.0,0).
5. the illumination focus adjusting mechanism of more color optically focused mixed lights as described in claim 1, which is characterized in that the even mating plate of compound eye
The spacing being smaller than between Fresnel Lenses and the even mating plate of compound eye between plano-convex aspherical condenser.
6. the illumination focus adjusting mechanism of more color optically focused mixed lights as described in claim 1, which is characterized in that the Fresnel Lenses
Incidence surface for concave surface, evagination forms convex lens among Fresnel surface, and the convex lens side is equipped with 7 groups of annular tooths.
7. the illumination focus adjusting mechanism of more color optically focused mixed lights as claimed in claim 6, which is characterized in that the curvature of the concave surface
Radius is 780~1200mm, and the radius of curvature of the convex lens is 79.86mm, and the radius of curvature of annular tooth described in 7 groups is along separate
The direction of Fresnel Lenses optical axis is followed successively by 82.52mm, 81.85mm, 93.51mm, 101.06mm, 110.08mm, 119.86mm
And 130.60mm.
8. the illumination focus adjusting mechanism of more color optically focused mixed lights as described in claim 1, which is characterized in that the multi-colour light source
For integrated array light source or COB light source, the light-emitting area of multi-colour light source is 16~256mm.
9. a kind of stage lighting, which is characterized in that the stage lighting includes gathering such as the more colors of claim 1 to 8 any one of them
The illumination focus adjusting mechanism of light mixed light.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721708751.4U CN207501050U (en) | 2017-12-06 | 2017-12-06 | The illumination focus adjusting mechanism and stage lighting of more color optically focused mixed lights |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721708751.4U CN207501050U (en) | 2017-12-06 | 2017-12-06 | The illumination focus adjusting mechanism and stage lighting of more color optically focused mixed lights |
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| CN207501050U true CN207501050U (en) | 2018-06-15 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307167A (en) * | 2018-11-29 | 2019-02-05 | 广州市雅江光电设备有限公司 | A kind of optical system for screw thread spotlight |
| CN110501816A (en) * | 2019-07-31 | 2019-11-26 | 阳江市阳东点亮生活科技有限公司 | A kind of light path device changing light spot shape by extruding |
| CN112325245A (en) * | 2020-10-23 | 2021-02-05 | 广州明道文化科技集团股份有限公司 | Integrated light source colour mixture equipment and have its focusing dyeing lamp |
| WO2021036719A1 (en) * | 2019-08-30 | 2021-03-04 | 深圳市绎立锐光科技开发有限公司 | Lighting device |
| CN115307109A (en) * | 2022-08-09 | 2022-11-08 | 深圳市拓普光照明科技有限公司 | Method for manufacturing LED searchlight by using fly-eye lens and Fresnel lens |
| CN117192739A (en) * | 2023-11-08 | 2023-12-08 | 深圳爱图仕创新科技股份有限公司 | Variable focus lens and lighting device |
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2017
- 2017-12-06 CN CN201721708751.4U patent/CN207501050U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307167A (en) * | 2018-11-29 | 2019-02-05 | 广州市雅江光电设备有限公司 | A kind of optical system for screw thread spotlight |
| CN110501816A (en) * | 2019-07-31 | 2019-11-26 | 阳江市阳东点亮生活科技有限公司 | A kind of light path device changing light spot shape by extruding |
| WO2021036719A1 (en) * | 2019-08-30 | 2021-03-04 | 深圳市绎立锐光科技开发有限公司 | Lighting device |
| CN112325245A (en) * | 2020-10-23 | 2021-02-05 | 广州明道文化科技集团股份有限公司 | Integrated light source colour mixture equipment and have its focusing dyeing lamp |
| CN115307109A (en) * | 2022-08-09 | 2022-11-08 | 深圳市拓普光照明科技有限公司 | Method for manufacturing LED searchlight by using fly-eye lens and Fresnel lens |
| CN117192739A (en) * | 2023-11-08 | 2023-12-08 | 深圳爱图仕创新科技股份有限公司 | Variable focus lens and lighting device |
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