CN113448007A - Method for realizing diversified illumination through fiber cladding design - Google Patents
Method for realizing diversified illumination through fiber cladding design Download PDFInfo
- Publication number
- CN113448007A CN113448007A CN202110821819.4A CN202110821819A CN113448007A CN 113448007 A CN113448007 A CN 113448007A CN 202110821819 A CN202110821819 A CN 202110821819A CN 113448007 A CN113448007 A CN 113448007A
- Authority
- CN
- China
- Prior art keywords
- illumination
- design
- cladding
- opening
- point
- 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.)
- Pending
Links
- 238000005286 illumination Methods 0.000 title claims abstract description 42
- 238000005253 cladding Methods 0.000 title claims abstract description 33
- 239000000835 fiber Substances 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000013307 optical fiber Substances 0.000 claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000005034 decoration Methods 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 14
- 230000003595 spectral effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000001228 spectrum Methods 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
- G02B6/001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to a method for realizing diversified illumination through fiber cladding design, which is characterized in that a plurality of positions in a single large-diameter fiber are removed, an opening is formed at the position where the cladding is removed, the refractive index and the incidence angle do not meet the total reflection condition, partial reflection and partial transmission occur, wherein the transmitted light beam forms an illumination light source of the point, and each opening on the fiber path is equivalently provided with a point light source, so that diversified illumination modes are formed. By the scheme of the invention, a single optical fiber can be used for obtaining a decorative effect with a complex pattern. The technical scheme provided by the invention can be applied to illumination and decoration in various large-range environments, such as underwater illumination, architectural decoration and the like.
Description
Technical Field
The invention relates to the field of optical fiber illumination and optical system design, in particular to a method for realizing diversified illumination through optical fiber cladding design.
Background
At present, a plurality of optical fibers are adopted for optical fiber illumination application to realize illumination, decoration and the like, illumination in different environments or decoration design in different scenes are mainly realized through the design of a plurality of optical fiber output heads, and each optical fiber output head is equivalent to one pixel point. The design of complex patterns sometimes requires the use of large numbers of optical fibers, which is wasteful for reasonable utilization of resources.
Disclosure of Invention
The invention aims to provide a method for realizing diversified illumination through an optical fiber cladding design, which realizes multi-point illumination through a hole design for removing the cladding in a large-diameter optical fiber, and realizes the decoration function of complex patterns by matching with the optical system design of a hole opening.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a method for realizing diversified illumination through optical fiber cladding design is characterized in that a plurality of positions in a single large-diameter optical fiber are removed, an opening is formed at the position where the cladding is removed, the refractive index and the incident angle do not meet the total reflection condition, partial reflection and partial transmission occur, wherein the transmitted light beam forms an illumination light source of the point, and each opening on the optical fiber path is equivalent to providing a point light source, so that diversified illumination modes are formed.
Different material structure designs are arranged at the opening formed by removing the cladding, so that the emergent illuminance, the emergent light direction and the emergent spectrum of the point light source of each opening have different designs.
Furthermore, a specially designed lampshade is installed at each point of the light source formed by removing the cladding, so that a decorative effect with complex patterns is obtained.
Wherein, the material structure design of opening part is spherical lens type output structure, can expand the light scope.
The material structure at the opening is designed into a transmission grating output structure, so that light can be split and output from the optical fiber, and the transmission direction can be changed.
Wherein, the material structure design of opening part is light filter output structure, selects different colour spectral output, can obtain the illumination of different colours.
Wherein, the material structure at the opening is designed into a multilayer film system light-transmitting structure, and the selection range of spectral output can be expanded.
As a preferable scheme, on a single large-diameter optical fiber transmission path, the same coupling output structure design is performed at the point light source formed by each opening or multiple structure diversity designs are integrated according to circumstances, so that multi-point illumination or decoration effects of the single optical fiber can be obtained.
Compared with the prior art, the invention has the beneficial effects that:
the invention sets different material structure designs through the design of the opening for removing the cladding in the thick-diameter optical fiber, so that the emergent illuminance, the emergent light direction and the emergent spectrum of the point light source of each opening can have different designs. Meanwhile, a specially designed lampshade can be installed at each point of the light source formed by removing the cladding, and the decorative effect with complex patterns can be obtained. The technical scheme provided by the invention can be applied to illumination and decoration in various large-range environments, such as underwater illumination, architectural decoration and the like.
Drawings
FIG. 1: a design drawing of a point light source is formed at an opening of the optical fiber path.
FIG. 2: and (5) coupling out a structural type diagram.
FIG. 3: single fiber diversified lighting structure diagram.
Detailed Description
The above-mentioned contents of the present invention are further described in detail by way of examples below, but it should not be understood that the scope of the above-mentioned subject matter of the present invention is limited to the following examples, and any technique realized based on the above-mentioned contents of the present invention falls within the scope of the present invention.
A method for realizing diversified illumination through optical fiber cladding design is characterized in that a plurality of positions in a single large-diameter optical fiber are removed, an opening is formed at the position where the cladding is removed, the refractive index and the incident angle do not meet the total reflection condition, partial reflection and partial transmission occur, wherein the transmitted light beam forms an illumination light source of the point, and each opening on the optical fiber path is equivalent to providing a point light source, so that diversified illumination modes are formed.
Different material structure designs are arranged at the opening formed by removing the cladding, so that the emergent illuminance, the emergent light direction and the emergent spectrum of the point light source of each opening have different designs.
And a specially designed lampshade can be arranged at each point of the light source formed by removing the cladding, so that the decorative effect with complex patterns can be obtained.
The principle of the invention is that the optical fiber light transmission utilizes the design of a specific fiber core and a cladding to realize the total reflection of an optical signal in the fiber core, the optical signal is transmitted from a fiber head to a fiber tail almost without loss, when a crack occurs at a certain position in an optical fiber path, the total reflection condition is destroyed, and partial light leaks from the position to form light leakage. If the active light leakage design is performed by using the crack, multi-point illumination can be obtained on one optical fiber.
In the invention, the cladding is removed at a certain position in the single large-diameter optical fiber, so that the refractive index and the incident angle at the point do not meet the total reflection condition, and partial reflection and partial transmission can occur, wherein the transmitted light beam forms an illumination light source of the point, as shown in fig. 1.
Satisfy the requirement of
n0sinθ1=n1sinθ2
n0sinθ3=n1sin(90°-θ2)
Each opening on the optical fiber path is equivalent to providing a point light source, if a lampshade with special design is matched with each point, the decorative effect with complex patterns can be obtained, the point light sources of a plurality of optical fibers are not required to be designed together, the cost of optical fiber materials is saved, and the optical fiber arrangement design is simplified. The cladding is removed at a certain position in a single thick-diameter optical fiber, and different material structure designs are arranged on the cladding, so that the emergent illuminance, the emergent light direction and the emergent spectrum of each illumination point are designed differently.
M at the opening in fig. 1 is a coupling output design of a special structure, as shown in fig. 2, (a) is a spherical lens type output structure, which can expand the light range, (b) is a transmission grating output structure, which can perform light splitting output on an optical fiber and change the transmission direction, (c) is a filter output structure, which can select different color spectral outputs, (d) is a multilayer film system light transmission structure, which can expand the spectral output selection range.
On the transmission path of the single large-diameter optical fiber, the same coupling output structure design is performed at each light leak hole, or the diversified designs of various structures are synthesized according to circumstances, so that the multi-point illumination or decoration effect of the single optical fiber can be obtained, as shown in fig. 3.
The technical scheme can be applied to illumination and decoration in various large-range environments, such as underwater illumination, architectural decoration and the like.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention in any way, and any person skilled in the art can make any simple modification, equivalent replacement, and improvement on the above embodiment without departing from the technical spirit of the present invention, and still fall within the protection scope of the technical solution of the present invention.
Claims (8)
1. A method for realizing diversified illumination through fiber cladding design is characterized in that: the cladding is removed at a plurality of positions in the single large-diameter optical fiber, an opening is formed at the point where the cladding is removed, the refractive index and the incident angle do not meet the total reflection condition, partial reflection and partial transmission occur, the transmitted light beam forms the illumination light source of the point, and each opening on the optical fiber path is equivalently provided with a point light source, so that diversified illumination modes are formed.
2. The method of claim 1 for achieving diversified illumination through fiber cladding design, wherein: different material structure designs are arranged at the opening formed by removing the cladding, so that the emergent illuminance, the emergent light direction and the emergent spectrum of the point light source of each opening have different designs.
3. The method of claim 1 for achieving diversified illumination through fiber cladding design, wherein: and a specially designed lampshade is arranged at each point of the light source formed by removing the cladding, so that the decorative effect with complex patterns is obtained.
4. The method of achieving diversified illumination by fiber cladding design according to claim 2, wherein: wherein, the material structure design of opening part is spherical lens type output structure, can expand the light scope.
5. The method of achieving diversified illumination by fiber cladding design according to claim 2, wherein: the material structure at the opening is designed into a transmission grating output structure, so that light can be split and output from the optical fiber, and the transmission direction can be changed.
6. The method of achieving diversified illumination by fiber cladding design according to claim 2, wherein: wherein, the material structure design of opening part is light filter output structure, selects different colour spectral output, can obtain the illumination of different colours.
7. The method of achieving diversified illumination by fiber cladding design according to claim 2, wherein: wherein, the material structure at the opening is designed into a multilayer film system light-transmitting structure, and the selection range of spectral output can be expanded.
8. The method of claim 1 for achieving diversified illumination through fiber cladding design, wherein: on the transmission path of the single large-diameter optical fiber, the point light sources formed by the openings are subjected to the same coupling output structural design or the diversified design of various structures is integrated according to the situation, so that the multi-point illumination or decoration effect of the single optical fiber can be obtained.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110821819.4A CN113448007A (en) | 2021-07-19 | 2021-07-19 | Method for realizing diversified illumination through fiber cladding design |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110821819.4A CN113448007A (en) | 2021-07-19 | 2021-07-19 | Method for realizing diversified illumination through fiber cladding design |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113448007A true CN113448007A (en) | 2021-09-28 |
Family
ID=77816948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110821819.4A Pending CN113448007A (en) | 2021-07-19 | 2021-07-19 | Method for realizing diversified illumination through fiber cladding design |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113448007A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1984000800A1 (en) * | 1982-08-09 | 1984-03-01 | Space Lyte Int | Optical distribution system including light guide |
WO1990000699A1 (en) * | 1988-07-14 | 1990-01-25 | Aromac Co., Ltd. | Surface light-emitting ornamental device using optical fibers |
CN1218556A (en) * | 1996-03-22 | 1999-06-02 | 不列颠哥伦比亚大学 | Light guide employing multiplayer optical film |
US6186649B1 (en) * | 1998-04-16 | 2001-02-13 | Honeywell International Inc. | Linear illumination sources and systems |
WO2002021177A1 (en) * | 2000-09-08 | 2002-03-14 | Lumenyte International Corporation | Optical conduit |
CN2733382Y (en) * | 2004-09-30 | 2005-10-12 | 四川汇源光通信股份有限公司 | Falling star optical fibre |
US20060133750A1 (en) * | 2004-12-20 | 2006-06-22 | Jean-Hway Lee | Light petal generation structure for optical fibers |
-
2021
- 2021-07-19 CN CN202110821819.4A patent/CN113448007A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1984000800A1 (en) * | 1982-08-09 | 1984-03-01 | Space Lyte Int | Optical distribution system including light guide |
WO1990000699A1 (en) * | 1988-07-14 | 1990-01-25 | Aromac Co., Ltd. | Surface light-emitting ornamental device using optical fibers |
CN1218556A (en) * | 1996-03-22 | 1999-06-02 | 不列颠哥伦比亚大学 | Light guide employing multiplayer optical film |
US6186649B1 (en) * | 1998-04-16 | 2001-02-13 | Honeywell International Inc. | Linear illumination sources and systems |
WO2002021177A1 (en) * | 2000-09-08 | 2002-03-14 | Lumenyte International Corporation | Optical conduit |
CN2733382Y (en) * | 2004-09-30 | 2005-10-12 | 四川汇源光通信股份有限公司 | Falling star optical fibre |
US20060133750A1 (en) * | 2004-12-20 | 2006-06-22 | Jean-Hway Lee | Light petal generation structure for optical fibers |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100405127C (en) | Projection display | |
US6796686B2 (en) | Color-corrected hollow prismatic light guide luminaire | |
CN101109488A (en) | Multiple primary color LED luminous structure and application in projector and lighting system | |
CN102927473A (en) | Light beam and light spot controllable illuminating device | |
CN103747221A (en) | Laser projection equipment | |
CN104048266B (en) | Optical filter and utilize CMY colour mixture assembly and the optical system thereof of this optical filter | |
CN113448007A (en) | Method for realizing diversified illumination through fiber cladding design | |
TWI684030B (en) | Optical element and light source module | |
CN107636384B (en) | Signal generating device for a command and/or signal instrument | |
US8517586B2 (en) | Illumination device having light-aggregation, light-mix and light-absorbing components | |
CN102330950A (en) | Optical system | |
CN204028471U (en) | Multicolour laser landscape lighting device | |
CA2945662A1 (en) | Recycling of light with solid and hollow light pipes | |
CN217441463U (en) | Stage lamp with high-transparency pattern piece | |
CN113466986A (en) | Light leakage multi-point illumination design method for single optical fiber | |
CN208860982U (en) | A kind of compound diffuser plate | |
CN102122013B (en) | Optical waveguide type space array light separation output guide plate for panel LCD (Liquid Crystal Display) | |
WO2021093562A1 (en) | Stage light illumination device | |
CN202915108U (en) | Light beam and light spot controllable lighting device | |
CN1987550A (en) | LED multiple color light combined prism color synthesizer | |
CN102129818B (en) | Display screen structure realized by optical fibers | |
CN114585856A (en) | Lighting device for providing a sparkling appearance | |
CN218626584U (en) | Light emitting device | |
JPH1184135A (en) | Illumination device | |
CN217506248U (en) | Optical lens for improving light uniformity of light-emitting surface |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210928 |
|
RJ01 | Rejection of invention patent application after publication |