CN206257608U - A kind of follow spot light of light beam brightness uniformity - Google Patents
A kind of follow spot light of light beam brightness uniformity Download PDFInfo
- Publication number
- CN206257608U CN206257608U CN201621178467.6U CN201621178467U CN206257608U CN 206257608 U CN206257608 U CN 206257608U CN 201621178467 U CN201621178467 U CN 201621178467U CN 206257608 U CN206257608 U CN 206257608U
- Authority
- CN
- China
- Prior art keywords
- light
- diffusion sheet
- luminescence component
- condenser lens
- light beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Optical Elements Other Than Lenses (AREA)
Abstract
The utility model discloses a kind of follow spot light of light beam brightness uniformity, including support and the shell being located on support, the direction of propagation in the shell along light is sequentially provided with luminescence component and condenser lens；Diffusion sheet is provided between the luminescence component and condenser lens, the one side in the diffusion sheet towards luminescence component is smooth surface, and the one side towards condenser lens is the mat surface with frosted structure.The utility model between luminescence component and condenser lens by being provided with diffusion sheet so that original luminance light pockety is homogenised for, then by the way that after condenser lens, the light beam for forming brightness uniformity is got on stage so that light stage effect is more preferable.
Description
Technical field
The utility model is related to stage lamp, and in particular to a kind of follow spot light of light beam brightness uniformity.
Background technology
Follow spot light is a kind of high power shot-light, is made up of convex lens and light source.Mainly in the case of stage whole audience dark
Performer or other special-effects are protruded with light beam, or light filling is carried out to performer.Follow spot light can convert a variety of colors, also
Some follow spot lights can get different patterns.In existing follow spot light, the light that light source sends is beaten by after convex lens refraction
Onto stage, the light that light source sends is in the section of light beam, and Luminance Distribution is uneven, the refraction of the light planoconvex lens
Afterwards, the lighting effects got on stage equally exist the uneven problem of Luminance Distribution, so as to influence lighting effects.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of follow spot light of light beam brightness uniformity,
The light beam illuminance distribution obtained by the follow spot light, so as to improve the stage effect of light.
The utility model solve above-mentioned technical problem technical scheme be：
A kind of follow spot light of light beam brightness uniformity, including support and the shell being located on support, along light in the shell
The direction of propagation be sequentially provided with luminescence component and condenser lens；Diffusion sheet is provided between the luminescence component and condenser lens, should
One side in diffusion sheet towards luminescence component is smooth surface, and the one side towards condenser lens is the mat surface with frosted structure.
The operation principle of above-mentioned follow spot light is：After light is sent by luminescence component, the smooth surface of diffusion sheet is first reached, by expanding
The mat surface with frosted structure is reached after discrete piece body, because mat surface has rough structure, light is in mat surface
Place occurs multidirectional refraction, and subsequent section light also carries out diffusing reflection, the original light quilt for entering in order during this
Upset so that original luminance light pockety is homogenised for, then by the way that after condenser lens, the light beam for forming brightness uniformity is beaten
Onto stage.Although the multi-direction refraction and diffusing reflection of above-mentioned light can cause certain light loss, the brightness that it brings is more
Uniform good effect is much smaller than the negative effect of loss section light splitting, and by using rational production technology and by described in
Mat surface is set to more rational roughness, light loss can be reduced into very low level.
A preferred scheme of the present utility model, the diffusion sheet is arranged at the light extraction end of brightness regulation mechanism, so
Diffusion sheet can be fixed using brightness regulation mechanism, so as to simplify structure, be easy to the setting of diffusion sheet；The brightness is adjusted
Section mechanism is used to be adjusted the brightness of light.
Preferably, the light extraction end of the brightness regulation mechanism has optical channel, and the diffusion sheet is plugged in out optical channel
End；The diffusion sheet is arranged in a fixed disk, and the centre of the fixed disk is provided with loophole, and the edge of the fixed disk is provided with
Circular connection sheet, the circular connection sheet be connected in brightness regulation mechanism by diffusion sheet be fixed on it is described go out optical channel end
End.By said structure, the fixation to diffusion sheet is realized.
A preferred scheme of the present utility model, wherein, the brightness regulation mechanism sets in the side towards luminescence component
There is heat shield, separate the heat transfer of luminescence component, it is to avoid influence is produced on optical element below.
A preferred scheme of the present utility model, wherein, the luminescence component includes bulb, reflector and position adjustments
Mechanism；Set gradually along the direction of transfer of light, after luminescence component heat shield, brightness regulation mechanism, diffusion sheet, optical gate,
Aperture governor motion and condenser lens.The optical gate is used for the break-make of control light manually, and the aperture governor motion is used to adjust
Save the size of light.
A preferred scheme of the present utility model, the diffusion sheet is arranged in the range of the focal length F of reflector, and diffusion sheet
It is located between (F-100mm)~(F-80mm) with the distance between the center of reflector.It is intended that because reflector is at it
The luminous flux of focal point is maximum, allows the distance between diffusion sheet and center of reflector to be equal to (F-100mm)~(F-80mm),
Diffusion sheet is exactly allowed to be arranged at distance focal point 80mm~100mm, so as to ensure that the light overwhelming majority of reflector aggregation can
By diffusion sheet so that these light can be subject to the brightness homogenizing of diffusion sheet to process.
The utility model has following beneficial effect compared with prior art：
1st, the utility model between luminescence component and condenser lens by being provided with diffusion sheet so that original luminance is distributed not
Uniform light is homogenised for, then by the way that after condenser lens, the light beam for forming brightness uniformity is got on stage so that light stage is imitated
Fruit is more preferably.
2nd, increase the diffusion sheet, the original structure of existing follow spot light can not be changed, low cost is easy to implement.
Brief description of the drawings
Fig. 1 and Fig. 2 are that the structure of a specific embodiment of the follow spot light of light beam brightness uniformity of the present utility model is shown
It is intended to, wherein, Fig. 1 is front view (broken section), and Fig. 2 is right view.
Fig. 3 is enlarged drawing at I in Fig. 1.
Fig. 4 is the structural representation of the frosting of diffusion sheet described in the utility model.
Specific embodiment
The utility model is described in further detail with reference to embodiment and accompanying drawing, but implementation of the present utility model
Mode not limited to this.
Referring to Fig. 1~Fig. 4, the follow spot light of light beam brightness uniformity of the present utility model includes support 1 and is located on support 1
In shell 2, the shell 2 luminescence component 3, heat shield 4, brightness regulation mechanism 5, diffusion are sequentially provided with along the direction of propagation of light
Piece 6, optical gate 7, aperture governor motion 8 and condenser lens 9.Wherein, the luminescence component 3 includes bulb 3-1, reflector 3-2
And position adjusting mechanism 3-3.The heat shield 4 is used to separate the heat transfer of luminescence component 3, it is to avoid to optics unit below
Part produces influence.The brightness regulation mechanism 5 is used to adjust the brightness of light.Towards the one of luminescence component 3 in the diffusion sheet 6
Face is smooth surface 6-1, and the one side towards condenser lens 9 is the mat surface 6-2 with frosted structure.The optical gate 7 is used for manual
The break-make of light is controlled, the aperture governor motion 8 is used to adjust the size of light.The condenser lens 9 is used to gather light
It is burnt.
Referring to Fig. 1 and Fig. 3, the diffusion sheet 6 is arranged at the light extraction end of brightness regulation mechanism 5, can so utilize bright
Degree governor motion 5 is fixed to diffusion sheet 6, so as to simplify structure, is easy to the setting of diffusion sheet 6.
Specifically, the light extraction end of the brightness regulation mechanism 5 has optical channel 5-1, and the diffusion sheet 6 is plugged in light extraction
The end of passage 5-1；The diffusion sheet 6 is arranged in a fixed disk 10, and the centre of the fixed disk 10 is provided with loophole 10-1, should
The edge of fixed disk 10 is provided with circular connection sheet 10-2, and the circular connection sheet 10-2 is connected in brightness regulation mechanism 5 will
Diffusion sheet 6 be fixed on it is described go out optical channel end.By said structure, the fixation to diffusion sheet 6 is realized.
Referring to Fig. 1, the diffusion sheet 6 is arranged in the range of the focal length F of reflector 3-2, and diffusion sheet 6 and reflector 3-2
The distance between center be located between (F-100mm)~(F-80mm).It is intended that because reflector 3-2 is in its focus
The luminous flux at place is maximum, allows the distance between diffusion sheet 6 and center of reflector 3-2 to be equal to (F-100mm)~(F-80mm),
Diffusion sheet 6 is exactly allowed to be arranged at distance focal point 80mm~100mm, so as to ensure the light overwhelming majority of reflector 3-2 aggregations
Can be transferred through diffusion sheet 6 so that these light can be subject to the brightness homogenizing of diffusion sheet 6 to process.
Referring to Fig. 4, the mat surface 6-2 of the diffusion sheet 6 is extruded from by frosted mould, specifically, using extrusion die
Tool carries out extrusion forming to the heat resistant glass by thermal softening, wherein, frosted is made on the surface of mould corresponding with shaping mat surface 6-2
Treatment, after after glass solidification, then carries out cutting and is polished to smooth surface 6-1 to the another side of glass.Formed through the above way
Mat surface 6-2 ensure have rough frosted structure outside, moreover it is possible to allow constitute concaveconvex structure curved surface be also it is smooth, from
And reduce light loss amount.And if the frosted structure formed using common acid etching or blasting craft, due to rough, the light of curved surface
Damage amount is big.
Referring to Fig. 1-Fig. 4, the operation principle of follow spot light of the present utility model is：After light is sent by luminescence component 3, first reach
The smooth surface 6-1 of diffusion sheet 6, by reaching the mat surface 6-2 with frosted structure after the body of diffusion sheet 6, due to mat surface 6-2
With rough frosted structure, light occurs multidirectional refraction at mat surface 6-2, and subsequent section light is also carried out
Diffusing reflection, original light for entering in order is disturbed during this so that original luminance light pockety is homogenised for, with
Afterwards by the way that after condenser lens 9, the light beam for forming brightness uniformity is got on stage.Although the multi-direction refraction and diffusing reflection of above-mentioned light
Certain light loss can be caused, but its more uniform good effect of brightness for bringing is imitated much smaller than the passive of loss section light splitting
Really, and by using rational production technology and by the mat surface 6-2 set to more rational roughness, can be by light
Damage is reduced to very low level.
Above-mentioned is the utility model preferably implementation method, but implementation method of the present utility model is not by the above
Limitation, it is other it is any without departing from Spirit Essence of the present utility model and the change, modification, replacement made under principle, combine, it is simple
Change, should be equivalent substitute mode, be included within protection domain of the present utility model.
Claims (6)
1. along light in a kind of follow spot light of light beam brightness uniformity, including support and the shell being located on support, the shell
The direction of propagation is sequentially provided with luminescence component and condenser lens；Characterized in that, being provided between the luminescence component and condenser lens
Diffusion sheet, the one side in the diffusion sheet towards luminescence component is smooth surface, and the one side towards condenser lens is with frosted structure
Mat surface.
2. the follow spot light of light beam brightness uniformity according to claim 1, it is characterised in that the diffusion sheet is arranged on brightness
At the light extraction end of governor motion.
3. the follow spot light of light beam brightness uniformity according to claim 2, it is characterised in that the brightness regulation mechanism goes out
Light end has optical channel, and the diffusion sheet is plugged in out the end of optical channel；The diffusion sheet is arranged in a fixed disk, should
The centre of fixed disk is provided with loophole, and the edge of the fixed disk is provided with circular connection sheet, and the circular connection sheet is connected to bright
On degree governor motion by diffusion sheet be fixed on it is described go out optical channel end.
4. the follow spot light of light beam brightness uniformity according to claim 2, it is characterised in that the brightness regulation mechanism is in face
Heat shield is provided with to the side of luminescence component.
5. the follow spot light of light beam brightness uniformity according to claim 4, it is characterised in that the luminescence component includes lamp
Bubble, reflector and position adjusting mechanism；Heat shield, brightness are set gradually along the direction of transfer of light, after luminescence component
Governor motion, diffusion sheet, optical gate, aperture governor motion and condenser lens.
6. the follow spot light of light beam brightness uniformity according to claim 1, it is characterised in that the diffusion sheet is arranged at reflective
In the range of the focal length F of bowl, and the distance between the center of diffusion sheet and reflector is between (F-100mm)~(F-80mm).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621178467.6U CN206257608U (en) | 2016-11-03 | 2016-11-03 | A kind of follow spot light of light beam brightness uniformity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621178467.6U CN206257608U (en) | 2016-11-03 | 2016-11-03 | A kind of follow spot light of light beam brightness uniformity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206257608U true CN206257608U (en) | 2017-06-16 |
Family
ID=59024238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621178467.6U Active CN206257608U (en) | 2016-11-03 | 2016-11-03 | A kind of follow spot light of light beam brightness uniformity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206257608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980782A (en) * | 2018-08-08 | 2018-12-11 | 广州筑梦灯光设备有限公司 | It is a kind of to homogenize piece control platform for follow spot light |
-
2016
- 2016-11-03 CN CN201621178467.6U patent/CN206257608U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980782A (en) * | 2018-08-08 | 2018-12-11 | 广州筑梦灯光设备有限公司 | It is a kind of to homogenize piece control platform for follow spot light |
| CN108980782B (en) * | 2018-08-08 | 2024-05-03 | 广州筑梦灯光设备有限公司 | A homogenization piece control platform for following spot lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104132305B (en) | Condensing lens | |
| CN102121678B (en) | Designing method of distribution module of LED lamp | |
| CN103196066A (en) | Narrow-beam LED lamp optical system and designing method thereof | |
| CN208154376U (en) | A kind of efficient lens | |
| CN203202741U (en) | Narrow light beam LED illumination optical system | |
| CN203421586U (en) | High-performance LED tube light based on secondary light distribution design | |
| CN206257608U (en) | A kind of follow spot light of light beam brightness uniformity | |
| CN203703824U (en) | Total-reflection type LED (light emitting diode) street lamp lens | |
| CN205065406U (en) | Can draw in LED lamps and lanterns of vice facula in | |
| CN106764652A (en) | A kind of dual reflective LED blackboard lightses of application classroom illumination | |
| CN207080826U (en) | A kind of compound total reflection LED spotlight lens | |
| CN202835187U (en) | Reflector lamp cup improvement structure for promoting spotlighting effect | |
| CN201715360U (en) | LED desk lamp | |
| CN101922643B (en) | Light emitting diode (LED) table lamp | |
| TWM473473U (en) | LED streetlamp lens module | |
| CN106989289A (en) | A kind of straight-down negative LED flat lamp | |
| CN202361237U (en) | Automobile LED illumination lamp | |
| CN202040632U (en) | LED plane light source device | |
| CN104214671B (en) | A kind of LED lamp with lens group | |
| CN202580813U (en) | Trapezoid light spot light-emitting diode (LED) lighting system | |
| CN202158387U (en) | Improved LED tube | |
| CN201636759U (en) | Lens of lens group for large-power LED | |
| CN205101895U (en) | Can draw in LED lamps and lanterns of vice facula in | |
| CN204922848U (en) | Modular LED reflector | |
| CN207831249U (en) | A kind of LED car lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Light beam brightness uniformity's lamp of following spot Effective date of registration: 20180926 Granted publication date: 20170616 Pledgee: Guangdong Development Bank, Limited by Share Ltd, Foshan branch Pledgor: Foshan City hundred Te Si stage equipment Co., Ltd|Wu Lufan|Lai Jiansheng Registration number: 2018440000276 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211130 Granted publication date: 20170616 Pledgee: Foshan Branch of Guangfa Bank Co.,Ltd. Pledgor: BRIGHTNESS STAGE EQUIPMENT CO.,LTD.|Wu Lufan Registration number: 2018440000276 |