CN206247244U - A kind of stage pattern lamp optical system - Google Patents
A kind of stage pattern lamp optical system Download PDFInfo
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- CN206247244U CN206247244U CN201621131967.4U CN201621131967U CN206247244U CN 206247244 U CN206247244 U CN 206247244U CN 201621131967 U CN201621131967 U CN 201621131967U CN 206247244 U CN206247244 U CN 206247244U
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- lamp optical
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Abstract
The utility model discloses a kind of stage pattern lamp optical system, it includes the LED light source, concentrating component, color disk, pattern disk, planoconvex spotlight, polygon prism and the focusing lens component that are sequentially arranged, focusing lens component is made up of the first lens and the second lens bonded to each other, the plane of incidence of the first lens, exit facet are outwardly quadratic surface, second lens are a negative lens, and the exit facet adaptation of the first lens fits in the recess of second lens.But first lens are fitted with the second lens are not made glued treatment, camera lens assembly technology is simplified while improving image quality, can meet under the premise of 1 20m distances are projected clearly and shorten focusing stroke to 14mm, it is significantly less than 25 35mm of the prior art, light path total kilometres can be controlled in 137 151mm, so that the stage pattern lamp optical system volume, size and weight are respectively less than the common stage lighting in market, beneficial to by light fixture do it is small do light, light fixture cost is reduced while critical optical parameter has been taken into account.
Description
Technical field
The utility model belongs to lighting technical field, is related to a kind of stage lighting system, relates in particular to one kind
Stage pattern lamp optical system.
Background technology
Stage illumination, lighting is one of stage design modelling meanses, with light of stage equipment and technological means with photochromic and its change
Change display environment, rendered atmosphere, the external for protruding personage, moulding stage, there is provided necessary lighting effects, specifically,
In modern stage performance, its Main Function includes following several respects：(1) illumination performance, makes spectators see actor performance and scenery clearly
Image；(2) spectators' sight line is guided；(3) figure image is moulded, is set off emotion by contrast and is represented stage illusion；(4) needed in creation play
Space environment；(5) atmosphere in play is rendered；(6) when showing, dally and change, protrude drama contradiction and strengthen stage rhythm, enrich
Artistic appeal.
The pattern lamp of current stage public place of entertainment is broadly divided into Metal halogen lamp MSD light sources and (is commonly called as cup bubble, gas to put by light source
Electricity bubble, reflector light source) and the LED integrated optical sources that export of high-power lumen high.The whole lamp heat of MSD light sources of the prior art
Greatly, photographed object surface temperature is high, and security, reliability, light efficiency are low, and light fixture maintaining cost of labor is high, has been increasingly difficult to
Meet the use requirement of various stage public places of entertainment.To overcome the defect of MSD light sources, professional's exploitation with LED as light source
Computer shake the head pattern lamp, LED pattern lamp light fixture has energy-conserving and environment-protective, safe and reliable, stability, service life and reliability
High, light source color temperature and various colors are optional.
But on the market there is light path total kilometres and focusing stroke be more long asks in middle-size and small-size its optical system of power LED pattern lamp
Topic, this directly results in the increase of light fixture volume, size and weight.LED of the pattern lamp of other similar technique to different capacity
Light source can not compatible (such as 50wLED pattern lamps can not directly change 100w, 75wLED to complete upgrading), so being used to user
On bring the increase of inconvenience and operation cost, while brightness and pattern uniformity, light path stroke, the main light of imaging definition
Learning performance indications can not effectively take into account.
Utility model content
Therefore, technical problem to be solved in the utility model is existing stage pattern lamp there is light path stroke, focusing
The problem that stroke is more long, different capacity LED light source cannot be compatible, so as to propose that a kind of light path, focusing stroke be short, volume size
It is small, the easy stage pattern lamp optical system of light fixture update.
In order to solve the above technical problems, the technical solution of the utility model is：
The utility model provides a kind of stage pattern lamp optical system, and it includes the LED light source, the optically focused group that are sequentially arranged
Part, color disk, pattern disk, planoconvex spotlight, polygon prism and focusing lens component, the focusing lens component is by bonded to each other
One lens and the second lens are constituted, and the plane of incidence of first lens, exit facet are outwardly quadratic surface, and described the
Two lens are a negative lens, and the exit facet adaptation of first lens fits in the recess of second lens.
Preferably, the 3rd lens and that the concentrating component is sequentially arranged by edge away from the direction of the LED light source
Four lens are constituted, and the 3rd lens and the 4th lens are non-spherical lens, and the two spacing is 0-1mm, and the 3rd lens enter
The distance between face and described LED light source are penetrated for 0.5-3mm.
Preferably, the color disk be located between the 4th lens and the pattern disk, the color disk with it is described
The distance of the 4th lens apex is 5-8mm, and the pattern disk is 15-19mm, the top with the distance of the 4th lens apex
Point is the point nearest away from the color disk and pattern disk.
Preferably, the plane of incidence of first lens is 75-78mm with the distance of the pattern disk；Second lens
Exit facet and the pattern disk distance be 100-102mm.
Preferably, the radius of curvature in the first lens entrance face is 254.33, the song of the first lens exit facet
Rate radius is 41.2-43.5, and the surface coefficients of the first lens exit facet are 0.72-0.79.
Preferably, the radius of curvature in the second lens entrance face is -37.8~-36, the second lens exit facet
Radius of curvature be 59.05.
Preferably, the plane of incidence of the 3rd lens is concave surface, its radius of curvature is 40-60, the 3rd lens
Exit facet is aspherical, and its radius of curvature is 6.5-8.5, and the surface coefficients of the 3rd lens exit facet are -0.72~-0.6,
The effective diameter of the 3rd lens is 21-25mm.
Preferably, the 4th lens are biconvex lens, the radius of curvature of its plane of incidence is 50, the curvature half of exit facet
Footpath is 20, and surface coefficients are -0.8, and the effective diameter of the 4th lens is 29-34mm.
Preferably, the plane of incidence of the planoconvex spotlight is plane, exit facet is convex surface, and the radius of curvature on the convex surface is
39-42.5, the plane of the planoconvex spotlight is 28-33mm with the spacing of the pattern disk.
Preferably, the polygon prism is prism or pentaprism, it is flat with described near one end of first lens
Distance of the convex lens near one end of first lens is 28-32mm；The LED light source is the COB light of power 30-150W
Source.
Above-mentioned technical proposal of the present utility model has advantages below compared to existing technology：
(1) stage pattern lamp optical system described in the utility model, it includes the LED light source, the optically focused group that are sequentially arranged
Part, color disk, pattern disk, planoconvex spotlight, polygon prism and focusing lens component, the focusing lens component is by bonded to each other
One lens and the second lens are constituted, and the plane of incidence of first lens, exit facet are outwardly quadratic surface, and described the
Two lens are a negative lens, and the exit facet adaptation of first lens fits in the recess of second lens.Described first
But lens are fitted with second lens are not made glued treatment, at the same optimize the first lens and the second lens radius of curvature and
Surface coefficients, this causes the more accurate of focusing lens spherical aberration correction, and camera lens assembling is simplified while improving image quality
Technique, can meet shorten focusing stroke to 14mm under the premise of 1-20m distances are projected clearly, be significantly less than of the prior art
25-35mm, (distance of the second lensed tip to LED light source, the top is the second lens away from LED light source to light path total kilometres
One end) can be controlled in 137-151mm so that the stage pattern lamp optical system volume, size and weight are respectively less than
The common stage lighting in market, beneficial to by light fixture do it is small do light, light fixture cost is reduced while critical optical parameter has been taken into account.
(2) stage pattern lamp optical system described in the utility model, the concentrating component is by edge away from the LED light source
The 3rd lens that are sequentially arranged of direction and the 4th lens composition, the 3rd lens and the 4th lens are non-spherical lens, two
Person's spacing is 0-1mm, and the distance between the 3rd lens entrance face and described LED light source are 0.5-3mm.3rd lens
With the 4th lens constitute concentrating component, the light that LED light source sends after concentrating component optically focused, beam angle 18-25 ° it
Between, the concentrating component is to the light gathering efficiency of any power LED light source of 30-150W more than 80% so that the light source of different capacity
Compatibility is able to, user adjusts light output under conditions of it need not convert fitting structure, reduce further light fixture cost, also just
The profit use of user.
(3) stage pattern lamp optical system described in the utility model, the polygon prism is prism or pentaprism, and it is leaned on
Distance of the one end of nearly first lens with the planoconvex spotlight near one end of first lens is 28-32mm.Plano-convex
The light that lens reach polygon prism remains to keep pattern definition higher, greatly imaging clearly, deduction after polygon prism refraction
The stage expression effect of light of stage.
Brief description of the drawings
In order that content of the present utility model is more likely to be clearly understood, below according to specific implementation of the present utility model
Example and with reference to accompanying drawing, the utility model is described in further detail, wherein
Fig. 1 is the stage pattern lamp optical system described in the utility model embodiment.
Reference is expressed as in figure：1-LED light sources；2- color disks；3- pattern disks；4- planoconvex spotlights；5- polygon prisms；6-
First lens；The lens of 7- second；The lens of 8- the 3rd；The lens of 9- the 4th.
The utility model can be implemented with many different forms, should not be construed as limited to embodiment set forth herein,
Conversely, there is provided these embodiments so that the disclosure is thorough and complete, and by design of the present utility model it is fully conveyed to this
Art personnel, the utility model will be defined by the claims.In the accompanying drawings, for clarity, each device can be exaggerated
Size and relative size.Term " first ", " second " in the utility model specification and claims and accompanying drawing etc. are
For distinguishing similar object, without for describing specific order or precedence.It should be appreciated that the data for so using
Can exchange in the appropriate case.Additionally, term " including ", " having " and their any deformation, it is intended that covering is not
Exclusive includes.
Specific embodiment
Embodiment
A kind of stage pattern lamp optical system is present embodiments provided, as shown in figure 1, from the bottom to top, the stage pattern
Lamp optical system includes the LED light source 1, concentrating component, color disk 2, pattern disk 3, planoconvex spotlight 4, the and of polygon prism 5 that are sequentially arranged
Focusing lens component, the focusing lens component is made up of the first lens 6 and the second lens 7 bonded to each other, and described first is saturating
The plane of incidence of mirror 6, exit facet are outwardly quadratic surface, specifically, the curvature half of the plane of incidence of first lens 6
Footpath is 254.33, and the radius of curvature of the exit facet of first lens 6 is 41.2-43.5, and 42.82 are preferably in the present embodiment,
And the surface coefficients of the exit facet of the first lens 6 are 0.72-0.79, in the present embodiment, the surface coefficients are 0.75.It is described
The plane of incidence of the first lens 6 is 75-78mm with the distance at the top of the pattern disk 3, and 77.34mm is preferably in the present embodiment.Together
When, the material of first lens 6 is preferably high index of refraction, the flint glass of abbe number high, and the LED light source 1 is power
The high-power integrated COB white light sources of 30-150W, the light-emitting area of the LED light source 1 can be in 3*3mm-11*11mm.
Second lens 7 are the thick concavees lens in a negative meniscus, i.e. intermediate thin periphery, first lens 6
Exit facet adaptation fits in the recess of second lens 7, the radius of curvature of the plane of incidence of the second lens 7 for -37.8~-
36, it is -36.6 in the present embodiment, the radius of curvature of the exit facet of the second lens 7 is 59.05, the outgoing of second lens 7
Distance of the face top away from the top of the pattern disk 3 is 100-102mm, and 100.95mm is preferably in the present embodiment, and described second is saturating
The material of mirror 7 is preferably low-refraction, the crown glass of low abbe number.
But first lens 6 are fitted with second lens 7 are not made glued treatment, while optimizing the first lens 6
With the radius of curvature and surface coefficients of the second lens 7, this causes the more accurate of focusing lens spherical aberration correction, improves imaging matter
Amount, also shortens focusing stroke to 14mm under the premise of 1-20m distance projections clearly are met, and is significantly less than of the prior art
25-35mm, light path total kilometres (distance at the top of the second lens 7 to LED light source 1) can be controlled in 137-151mm, so that institute
State stage pattern lamp optical system volume, the common stage lighting of size and weight respectively less than market, beneficial to by light fixture do it is small do light,
Light fixture cost is reduced while critical optical parameter has been taken into account.
As illustrated, the 3rd lens 8 and that the concentrating component is sequentially arranged by edge away from the direction of the LED light source
Four lens 9 are constituted, and the 3rd lens 8 and the 4th lens 9 are non-spherical lens, and the two spacing is 0-1mm, in the present embodiment,
The spacing of the 3rd lens 8 and the 4th lens 9 is 0.26mm, and the spacing is peak and the institute of the exit facet of the 3rd lens 8
State the distance between minimum point of the plane of incidence of the 4th lens 9, between the plane of incidence of the 3rd lens 8 and the LED light source away from
It is 1.5mm in this city embodiment from being 0.5-3mm.
Wherein, the material of the 3rd lens 8 is high index of refraction, the non-spherical lens of abbe number high, and its plane of incidence is
Radius of curvature is the concave surface of 40-62, and the LED light source 1 is arranged at the recess of the concave surface, in the present embodiment, the described 3rd
The radius of curvature of lens 8 is 50, and the exit facet of the 3rd lens 8 is the aspherical of protrusion, and its radius of curvature is 6.5-8.5,
It is 7.4 in the present embodiment, the surface coefficients of the 3rd lens 8 are -0.72~-0.6, is -0.65 in the present embodiment.It is described
3rd lens 8 are used for the light beam of the light-ray condensing as 60-80 ° of lighting angle of nearly 180 ° of lighting angle for sending LED light source,
The effective diameter of the plane of incidence of the 3rd lens 8 and exit facet is 21-25mm, is 23mm in the present embodiment.
The material of the 4th lens 9 is the biconvex non-spherical lens that refractive index is high, abbe number is low, the song of its plane of incidence
Rate radius is 50, and the radius of curvature of exit facet is 20, and the surface coefficients of the 4th lens 9 are -0.8, and the 4th lens 9 enter
It is 29-34mm to penetrate the effective diameter of face and exit facet, is 30mm in the present embodiment.
3rd lens 8 and the composition concentrating component of the 4th lens 9, the light that LED light source 1 sends is through concentrating component optically focused
Afterwards, between 18-25 °, the concentrating component exceedes beam angle to the light gathering efficiency of any power LED light source of 30-150W
80% so that the light source of different capacity is able to compatibility, user adjusts light output under conditions of it need not convert fitting structure, enters
One step reduces light fixture cost, also facilitates the use of user.
The plane of incidence of the planoconvex spotlight 4 is plane, and exit facet is convex surface, and the radius of curvature on the convex surface is 39-42.5,
40.9 are preferably in the present embodiment, incident facial plane and the spacing at the top of the pattern disk 3 of the planoconvex spotlight 4 are 28-
33mm, is preferably 30mm in the present embodiment.
The polygon prism 5 is prism or pentaprism, and one end that it is close to first lens 6 be (i.e. described polygon prism 5
Top) with the planoconvex spotlight 4 near first lens 6 one end (top of the planoconvex spotlight 4) distance be 28-
32mm, is preferably 32mm in the present embodiment, the polygon prism 5 remains to keep clear patterns higher after light light splitting is reflected
Degree, greatly improves the stage expression effect of stage pattern lamp.
The color disk 2 is located between the 4th lens 9 and the pattern disk 3, and the color disk 2 is saturating with the described 4th
The distance on the summit of mirror 9 is 5-8mm, is 6mm in the present embodiment, and the pattern disk 3 is with the distance on the summit of the 4th lens 9
15-19mm, is 17mm in the present embodiment, and the summit is the point nearest away from the color disk 2 and pattern disk 3.
Obviously, above-described embodiment is only intended to clearly illustrate example, and not to the restriction of implementation method.It is right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need and unable to be exhaustive to all of implementation method.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (10)
1. a kind of stage pattern lamp optical system, it is characterised in that including the LED light source, concentrating component, the color that are sequentially arranged
Disk, pattern disk, planoconvex spotlight, polygon prism and focusing lens component, the focusing lens component is by the first lens bonded to each other
With the second lens composition, the plane of incidence of first lens, exit facet are outwardly quadratic surface, second lens
It is a negative lens, the exit facet adaptation of first lens fits in the recess of second lens.
2. stage pattern lamp optical system according to claim 1, it is characterised in that the concentrating component is by edge away from institute
The 3rd lens and the 4th lens composition that the direction of LED light source is sequentially arranged are stated, the 3rd lens and the 4th lens are aspheric
Face lens, the two spacing is 0-1mm, and the distance between the 3rd lens entrance face and described LED light source are 0.5-3mm.
3. stage pattern lamp optical system according to claim 2, it is characterised in that the color disk is located at the described 4th
Between lens and the pattern disk, the color disk is 5-8mm, the pattern disk and institute with the distance of the 4th lens apex
The distance of the 4th lens apex is stated for 15-19mm, the summit is the point nearest away from the color disk and pattern disk.
4. stage pattern lamp optical system according to claim 3, it is characterised in that the plane of incidence of first lens with
The distance of the pattern disk is 75-78mm；The exit facet of second lens is 100-102mm with the distance of the pattern disk.
5. stage pattern lamp optical system according to claim 4, it is characterised in that the song in the first lens entrance face
Rate radius is 254.33, and the radius of curvature of the first lens exit facet is 41.2-43.5, the song of the first lens exit facet
Face coefficient is 0.72-0.79.
6. stage pattern lamp optical system according to claim 5, it is characterised in that the song in the second lens entrance face
Rate radius is -37.8~-36, and the radius of curvature of the second lens exit facet is 59.05.
7. stage pattern lamp optical system according to claim 6, it is characterised in that the plane of incidence of the 3rd lens is
Concave surface, its radius of curvature is 40-60, and the exit facet of the 3rd lens is aspherical, and its radius of curvature is 6.5-8.5, described
The surface coefficients of the 3rd lens exit facet are -0.72~-0.6, and the effective diameter of the 3rd lens is 21-25mm.
8. stage pattern lamp optical system according to claim 7, it is characterised in that the 4th lens are lenticular
Mirror, the radius of curvature of its plane of incidence is 50, and the radius of curvature of exit facet is 20, and surface coefficients are -0.8, the 4th lens
Effective diameter is 29-34mm.
9. stage pattern lamp optical system according to claim 8, it is characterised in that the plane of incidence of the planoconvex spotlight is
Plane, exit facet is convex surface, and the radius of curvature on the convex surface is 39-42.5, the plane of the planoconvex spotlight and the pattern disk
Spacing be 28-33mm.
10. stage pattern lamp optical system according to claim 9, it is characterised in that the polygon prism be prism or
Pentaprism, one end and the distance of one end of close first lens of the planoconvex spotlight of its close first lens are
28-32mm；The LED light source is the COB light source of power 30-150W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621131967.4U CN206247244U (en) | 2016-10-18 | 2016-10-18 | A kind of stage pattern lamp optical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621131967.4U CN206247244U (en) | 2016-10-18 | 2016-10-18 | A kind of stage pattern lamp optical system |
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| Publication Number | Publication Date |
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| CN206247244U true CN206247244U (en) | 2017-06-13 |
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ID=58996472
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621131967.4U Active CN206247244U (en) | 2016-10-18 | 2016-10-18 | A kind of stage pattern lamp optical system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906460A (en) * | 2017-12-13 | 2018-04-13 | 广州达森灯光股份有限公司 | Water wave projection lamp |
| CN110160008A (en) * | 2019-03-31 | 2019-08-23 | 广州达森灯光股份有限公司 | A kind of method that LED water wave lamps and lanterns generate water wave 3D fluctuation effect |
-
2016
- 2016-10-18 CN CN201621131967.4U patent/CN206247244U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906460A (en) * | 2017-12-13 | 2018-04-13 | 广州达森灯光股份有限公司 | Water wave projection lamp |
| CN110160008A (en) * | 2019-03-31 | 2019-08-23 | 广州达森灯光股份有限公司 | A kind of method that LED water wave lamps and lanterns generate water wave 3D fluctuation effect |
| CN110160008B (en) * | 2019-03-31 | 2020-08-11 | 广州达森灯光股份有限公司 | Method for generating water wave 3D (three-dimensional) fluctuating effect of LED (light-emitting diode) water wave lamp |
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