CN211780871U - Zoom color-changing temperature system and lamp - Google Patents
Zoom color-changing temperature system and lamp Download PDFInfo
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- CN211780871U CN211780871U CN202020959938.7U CN202020959938U CN211780871U CN 211780871 U CN211780871 U CN 211780871U CN 202020959938 U CN202020959938 U CN 202020959938U CN 211780871 U CN211780871 U CN 211780871U
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Abstract
The utility model discloses a zoom temperature system and lamps and lanterns that discolour, zoom temperature system that discolours includes lens and mixed light piece, and lens include that the light source is placed region, incident surface, plane of reflection and emitting surface, and the light source is placed the region and is used for placing and removing the temperature light source that discolours, and the incident surface includes first incident surface and second incident surface, and the second incident surface encircles first incident surface and sets up, and first incident surface is provided with first compound eye surface, and mixed light piece is provided with frosting, and mixed light piece and lens interval set up, and mixed light piece keeps away from the setting of the light source that discolours; the zooming color-changing temperature lamp comprises a zooming color-changing temperature-changing system, a color-changing temperature light source and a lamp body, wherein the color-changing temperature light source is arranged in a light source placing area, the color-changing temperature light source can move in the light source placing area, and a lens and a light mixing sheet are connected through the lamp body. The utility model discloses can not only realize zooming and become the colour temperature, and can realize carrying out a lot of mixed light to the light, the colour difference of the facula that forms is less, satisfies the lighting requirements.
Description
Technical Field
The utility model relates to an optical instrument technical field, especially a zoom temperature system and lamps and lanterns that change colour.
Background
The existing zoom lens acts with a light source with a single color temperature to realize zooming under the condition of meeting a certain optical standard, and the spot chromatic aberration can meet the illumination requirement; when the existing color temperature changing lens and the color temperature changing light source act at a certain angle, the requirement of illumination facula chromatic aberration can be met. However, when the color temperature changing light source and the zoom lens are used for realizing zooming and color temperature changing, the angle can basically meet the requirement, and the chromatic aberration of light spots cannot meet the illumination requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the zoom color temperature changing system and the lamp are provided for solving the problem that in the prior art, when the color temperature changing light source and the zoom lens are used for realizing zooming and changing the color temperature, the chromatic aberration of light spots cannot meet the illumination requirement.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides a zoom temperature system that discolours, includes lens and thoughtlessly light piece, lens include that the light source places region, incident surface, plane of reflection and emitting surface, the light source is placed the region and is used for placing and remove the variable colour temperature light source (through removing the variable colour temperature light source, change the relative distance between variable colour temperature light source and the lens and realize zooming), the incident surface includes first incident surface and second incident surface, the second incident surface encircles first incident surface sets up, first incident surface is provided with first compound eye face, thoughtlessly light piece is provided with the frosting, thoughtlessly light piece with the lens interval sets up, just thoughtlessly light piece is kept away from the variable colour temperature light source sets up.
The first part of light emitted by the color temperature changing light source enters the lens through the first incident surface, is refracted and then directly exits the lens through the exit surface, and then reaches the light mixing sheet and finally exits. The second part of light emitted by the color temperature changing light source enters the lens through the second incident surface, is reflected by the reflecting surface, exits the lens through the exit surface, reaches the light mixing sheet and finally exits.
Because first part light does not have through the reflection, directly refracts out lens, consequently, the colour difference of the facula that this part light formed is great, the utility model discloses a set up compound eye face at first incident surface, carry out the mixed light once through compound eye face, can effectively reduce the colour difference of facula.
Further, the utility model discloses a will mix the slide with the lens interval sets up, has certain distance between the two, and the light that jets out through lens (including first part light and second part light) can mix the slide with carry out the secondary between the lens and mix the light, further reduce the colour difference of facula.
Finally, the utility model discloses set up frosted surface at the piece of mixing light again, when the light after the secondary mixes the light reachs the piece of mixing light, carry out the cubic through frosted surface and mix the light.
Zoom and become colour temperature system can realize carrying out mixed light many times to the light, when having solved prior art and will become the colour temperature light source and zoom lens effect and realize zooming the colour temperature, the colour difference of facula can not satisfy lighting requirements's problem, adopt zoom and become colour temperature system, can not only realize zooming the colour temperature, and the colour difference of the facula that forms is less, satisfies lighting requirements.
As the preferable scheme of the utility model, the cross section of mixing the slide is circular structure, just mix the slide with distance between the lens is more than or equal to 1/5 of circular structure diameter. If the distance between the two is too close, it is difficult to realize secondary light mixing.
As the preferred embodiment of the present invention, the distance between the second incident surface and the variable color temperature light source is smaller than the distance between the first incident surface and the variable color temperature light source.
As the utility model discloses a preferred scheme, the second incident surface includes a plurality of incident unit faces, every the incident unit face encircles the setting in proper order, and apart from the distance of becoming the colour temperature light source is littleer and smaller. The second incident surface is arranged in a layer-by-layer concave mode, and therefore the height of the lens can be effectively reduced.
As the utility model discloses a preferred scheme, the reflection plane includes a plurality of reflection unit faces, every the reflection unit face encircles the setting in proper order, and apart from the distance of variable colour temperature light source is littleer and smaller, every the reflection unit face with incident unit face one-to-one sets up.
As the utility model discloses a preferred scheme, every the reflection unit face all is provided with first annular arch, first annular arch includes the first protruding unit of a plurality of circle shape, every first protruding unit have along the radial radian of lens. Through setting up first annular arch, can realize local mixed light, optimize the facula, further reduce facula colour difference.
As the utility model discloses a preferred scheme, the emitting surface includes first emitting surface and second emitting surface, the second emitting surface encircles first emitting surface sets up.
As the preferred embodiment of the present invention, the second emergent surface is provided with a second circle-shaped protrusion and/or a second compound eye surface, the second circle-shaped protrusion comprises a plurality of circle-shaped second protrusion units, each of which has an arc along the radial direction of the lens. By arranging the second annular bulge and/or the second compound eye surface, local light mixing can be realized, light spots can be optimized, and the chromatic aberration of the light spots can be further reduced.
The utility model also discloses a zoom and change color temperature lamps and lanterns, including arbitrary a zoom and change color temperature system, change color temperature light source and lamps and lanterns body, it installs to change the color temperature light source the region is placed to the light source, it can to change the color temperature light source the light source is placed and is removed in the region, lens with mix the slide and pass through the lamps and lanterns body is connected.
Zoom and change warm lamps and lanterns that change, through setting up the variable colour temperature light source, realize becoming the colour temperature, through moving the variable colour temperature light source, change the relative distance between variable colour temperature light source and the lens and realize zooming, zoom the variable colour temperature system through setting up and carry out mixed light many times to light for the colour difference of the facula that forms is less, satisfies the lighting requirements.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
(1) zoom and become colour temperature system can realize carrying out mixed light many times to the light, when having solved prior art and will become the colour temperature light source and zoom lens effect and realize zooming the colour temperature, the colour difference of facula can not satisfy lighting requirements's problem, adopt zoom and become colour temperature system, can not only realize zooming the colour temperature, and the colour difference of the facula that forms is less, satisfies lighting requirements.
(2) Zoom and change warm lamps and lanterns that change, through setting up the variable colour temperature light source, realize becoming the colour temperature, through moving the variable colour temperature light source, change the relative distance between variable colour temperature light source and the lens and realize zooming, zoom the variable colour temperature system through setting up and carry out mixed light many times to light for the colour difference of the facula that forms is less, satisfies the lighting requirements.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a variable-focus color temperature system according to the present invention.
Fig. 2 is a schematic diagram of a three-dimensional structure of a variable-focus color temperature system according to the present invention.
Fig. 3 is a top view of the lens of the present invention.
Fig. 4 is a bottom view of the lens according to the present invention.
Fig. 5 is a side view of a lens according to the present invention.
Fig. 6 is a front view of a lens according to the present invention.
Fig. 7 is a cross-sectional view of a variable color temperature system according to the present invention.
Fig. 8 is an optical path diagram of a variable color temperature system according to the present invention.
FIG. 9 is a speckle pattern of a conventional color temperature variable light source acting with a zoom lens to achieve zooming and color temperature changing.
Fig. 10 is a light spot diagram when the color temperature system is changed by zooming.
Icon: the light source device comprises a lens 1, a light source placing area 10, a first incident surface 11, a second incident surface 12, a reflecting surface 13, a first emergent surface 14, a second emergent surface 15 and a light mixing sheet 2.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1-7, a variable-focus color temperature system includes a lens 1 and a light mixing sheet 2.
The lens 1 is a rotator structure, and the lens 1 includes a light source placement area 10, a first incident surface 11, a second incident surface 12, a reflecting surface 13, a first exit surface 14, and a second exit surface 15.
The light source placing area 10 is a groove structure arranged at the bottom of the rotating body, the light source placing area 10 is used for placing a variable color temperature light source, and the variable color temperature light source can move in the light source placing area 10, so that the distance between the variable color temperature light source and the lens 1 is changed, and zooming is further achieved.
The first incidence surface 11 is arranged in the central area of the top of the groove structure, a first compound eye surface is arranged on the first incidence surface 11, and the first compound eye surface comprises a plurality of regularly or irregularly arranged mirror surfaces or non-mirror surface convex units, such as honeycomb arrangement or spiral arrangement.
And arranging the second incidence surface 12 at the top of the groove structure around the first incidence surface 11, wherein the distance from the second incidence surface 12 to the color temperature variable light source is smaller than the distance from the first incidence surface 11 to the color temperature variable light source. The second incident surface 12 includes a plurality of incident unit surfaces recessed layer by layer, and each incident unit surface is sequentially arranged in a surrounding manner, and the distance from the incident unit surface to the color temperature variable light source is smaller and smaller. Each of the entrance unit faces is concentrically arranged in a direction perpendicular to the main optical axis of the lens 1.
Correspondingly, the reflecting surface 13 comprises a plurality of reflecting unit surfaces, each reflecting unit surface is sequentially arranged in a surrounding mode, the distance between the reflecting unit surfaces and the color temperature variable light source is smaller and smaller, and the reflecting unit surfaces and the incident unit surfaces are arranged in a one-to-one correspondence mode. Therefore, each reflecting unit surface independently reflects the light rays emitted by the corresponding incident unit surface to the emergent surface. The control capability of the lens on light is improved, and the spot chromatic aberration is reduced.
Preferably, each reflecting unit surface is provided with a first annular protrusion, the first annular protrusion comprises a plurality of annular first protrusion units, and each first protrusion unit has an arc along the radial direction of the lens. Therefore, local light mixing can be realized, and the spot chromatic aberration is further reduced.
The first emergent surface 14 is arranged corresponding to the first incident surface 11, the second emergent surface 15 is arranged around the first emergent surface 14, and the second emergent surface 15 is sequentially provided with a second compound eye surface, a second annular bulge and a third compound eye surface. Typically the first entrance face 11 is arranged in the circular area of the exit face 0-1/2r and the second fly's eye face, the second annular ridge and the third fly's eye face are arranged in three equal parts in the remaining area 1/2r-r, where r is the exit face radius. The second compound eye surface and the third compound eye surface comprise a plurality of regularly arranged or irregularly arranged mirror surface or non-mirror surface convex units, such as a honeycomb type arrangement or a spiral line arrangement. The second ring-shaped protrusion comprises a plurality of ring-shaped second protrusion units, and each second protrusion unit has an arc along the radial direction of the lens. Therefore, local light mixing can be realized, and the spot chromatic aberration is further reduced.
The cross section of the light mixing piece 2 is of a circular structure, the light mixing piece 2 is provided with a frosted surface, the light mixing piece 2 and the lens 1 are arranged at intervals and can be arranged in parallel, and the distance between the light mixing piece 2 and the lens 1 is larger than or equal to 1/5 of the diameter of the circular structure. Meanwhile, the light mixing sheet 2 is arranged far away from the color temperature changing light source.
As shown in fig. 8, a first portion of light emitted from the variable color temperature light source enters the lens 1 through the first incident surface 11, is refracted and then directly exits the lens 1 through the first exit surface 14, and then reaches the light mixing sheet 2 and finally exits. The second part of light emitted by the color temperature changing light source enters the lens 1 through the second incident surface 12, is reflected by the reflecting surface 13, exits the lens through the second exit surface 15, reaches the light mixing sheet 2, and finally exits.
Through setting up compound eye face and/or circle shape arch, can once mix the light to two parts light in lens, through setting up the parallel interval of piece 2 and lens 1 that will mix the light, light after once mixing the light can carry out the secondary between piece 2 and lens 1 that mixes the light, later carries out the cubic and mixes the light through the frosting of piece 2 that mixes the light again. Through tertiary light mixing, the quality of the light spots can be effectively improved, and the chromatic aberration of the light spots is reduced. The facula that forms when adopting prior art to zoom and become the colour temperature as shown in fig. 9, be the adoption as shown in fig. 10 the facula that forms when zooming the colour temperature system of zooming zoom and become the colour temperature, the two contrast can be seen, zoom and become colour temperature system can show improvement facula quality, reduce facula colour difference.
Example 2
A zoom color temperature changing lamp comprises a zoom color temperature changing system, a color temperature changing light source and a lamp body in embodiment 1, wherein the color temperature changing light source is installed in a light source placing area 10 and can move in the light source placing area 10, and a lens 1 and a light mixing piece 2 are connected through the lamp body.
Zoom and change warm lamps and lanterns that change, through setting up the variable colour temperature light source, realize becoming the colour temperature, through moving the variable colour temperature light source, change the relative distance between variable colour temperature light source and the lens 1 and realize zooming, zoom the variable colour temperature system through setting up and carry out mixed light many times to light for the colour difference of the facula that forms is less, satisfies the lighting requirements.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The zoom color-changing temperature system is characterized by comprising a lens (1) and a light mixing sheet (2), wherein the lens (1) comprises a light source placing area (10), an incident surface, a reflecting surface (13) and an emergent surface, the light source placing area (10) is used for placing and moving a color-changing temperature light source, the incident surface comprises a first incident surface (11) and a second incident surface (12), the second incident surface (12) surrounds the first incident surface (11), the first incident surface (11) is provided with a first compound eye surface, the light mixing sheet (2) is provided with a frosting surface, the light mixing sheet (2) and the lens (1) are arranged at intervals, and the light mixing sheet (2) is far away from the color-changing temperature light source.
2. A variable-focus variable-color temperature system according to claim 1, wherein the cross section of the light mixing sheet (2) is a circular structure, and the distance between the light mixing sheet (2) and the lens (1) is greater than or equal to 1/5 of the diameter of the circular structure.
3. A variable focus variable colour temperature system according to claim 1, wherein the distance of said second entrance face (12) from said variable colour temperature light source is smaller than the distance of said first entrance face (11) from said variable colour temperature light source.
4. A variable focus variable colour temperature system according to claim 3, wherein the second incident surface (12) comprises a plurality of incident unit surfaces, each incident unit surface being sequentially arranged around the variable colour temperature light source at a smaller distance.
5. A variable-focus variable-color-temperature system according to claim 4, wherein the reflecting surface (13) comprises a plurality of reflecting unit surfaces, each reflecting unit surface is sequentially arranged in a surrounding manner, the distance from the variable-color-temperature light source is smaller and smaller, and each reflecting unit surface and the incident unit surface are arranged in a one-to-one correspondence manner.
6. A variable focus variable colour temperature system according to claim 5, wherein each of said reflecting unit faces is provided with a first annular projection, said first annular projection comprising a plurality of annular first projection units, each of said first projection units having an arc in a radial direction of said lens.
7. A variable focus variable colour temperature system according to any one of claims 1-6, wherein the exit surface comprises a first exit surface (14) and a second exit surface (15), the second exit surface (15) being arranged around the first exit surface (14).
8. A variable focus variable colour temperature system according to claim 7, wherein the second exit surface (15) is provided with a second annular protrusion comprising a plurality of annular second protrusion units, each second protrusion unit having an arc in a radial direction of the lens, and/or a second fly's eye surface.
9. A variable-focus variable-color-temperature lamp, comprising the variable-color-temperature system, the variable-color-temperature light source and the lamp body as claimed in any one of claims 1 to 8, wherein the variable-color-temperature light source is installed in the light source placement area (10), the variable-color-temperature light source can move in the light source placement area (10), and the lens (1) and the light mixing sheet (2) are connected through the lamp body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020959938.7U CN211780871U (en) | 2020-05-29 | 2020-05-29 | Zoom color-changing temperature system and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020959938.7U CN211780871U (en) | 2020-05-29 | 2020-05-29 | Zoom color-changing temperature system and lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211780871U true CN211780871U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020959938.7U Active CN211780871U (en) | 2020-05-29 | 2020-05-29 | Zoom color-changing temperature system and lamp |
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| Country | Link |
|---|---|
| CN (1) | CN211780871U (en) |
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- 2020-05-29 CN CN202020959938.7U patent/CN211780871U/en active Active
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