CN104930464B - A kind of method for forming ring-type halation - Google Patents
A kind of method for forming ring-type halation Download PDFInfo
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- CN104930464B CN104930464B CN201510321192.0A CN201510321192A CN104930464B CN 104930464 B CN104930464 B CN 104930464B CN 201510321192 A CN201510321192 A CN 201510321192A CN 104930464 B CN104930464 B CN 104930464B
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- lenticular body
- light
- ring
- halation
- directional light
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000005286 illumination Methods 0.000 abstract description 14
- 238000009826 distribution Methods 0.000 abstract description 12
- 230000001795 light effect Effects 0.000 abstract description 11
- 230000000147 hypnotic effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000000295 complement effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of method for forming ring-type halation, include the following steps：(a) light source sends directional light；(b) directional light, which injects bottom, has the lenticular body (1) of guide-lighting groove (5), and lenticular body (1) is middle part concave configuration, has recessed low spot (2)；(c) inject lenticular body (1) at the same time in directional light, the directional light for being introduced into lenticular body (1) is blocked；(d) will be imaged using screen or similar device by the refracted light after lenticular body (1) refraction；(e) on same time, same geometrical plane, in a manner of equally distributed in concentric circumferences, repeat the above steps (a) to (d), forms multiple hot spots formed by lenticular body (1) refraction, and the plurality of hot spot finally forms ring-type halation.The features such as present invention can produce illumination gradient distribution but gradual change uniformly diffuses light effect, makes user feel that light is comfortable and sluggish, and the hypnosis available for sleeping lamp illuminates.
Description
Technical field
The present invention relates to lens technologies, a kind of specifically method for forming ring-type halation.
Background technology
Refraction of the ordinary lens to light can only produce general effect, and the even distribution of light is bad.Disperse to strengthen light
Uniformity, it is necessary to using multiple lens, and multiple lens can be connected as one in the same plane form it is conjuncted
Mirror.Common conjuncted lens equivalent to multiple lens simple combination, although refraction light distribution uniformity coefficient have certain improvement,
But still there is the problems such as light distribution is uneven, luminous point is obvious, border is excessively clear, it is unfavorable for lighting apparatus and produces illumination gradient
Distribution but gradual change uniformly diffuses light effect.Illumination gradient is distributed but gradual change uniformly diffuses light effect and is usually used in advanced photograph
The extraordinary situation illumination of bright lamp tool, such as the hypnosis illumination of sleeping lamp.
The content of the invention
It is an object of the invention to overcome above the shortcomings of the prior art, there is provided one kind can produce illumination ladder
Degree is distributed but gradual change uniformly diffuses light effect, user is felt that light is comfortable and sluggish, the hypnosis available for sleeping lamp
The method of the formation ring-type halation of state illumination.
In order to achieve the above object, the present invention uses following technical scheme：A kind of method for forming ring-type halation, including such as
Lower step：
(a) light source sends directional light；
(b) directional light, which injects bottom, has the lenticular body (1) of guide-lighting groove (5), and lenticular body (1) is middle part concave configuration, tool
There is recessed low spot (2)；
(c) inject lenticular body (1) at the same time in directional light, the directional light for being introduced into lenticular body (1) is blocked；
(d) will be imaged using screen or similar device by the refracted light after lenticular body (1) refraction；
(e) on same time, same geometrical plane, in a manner of equally distributed in concentric circumferences, repeat the above steps
(a) to (d), multiple hot spots formed by lenticular body (1) refraction are formed, the plurality of hot spot finally forms ring-type halation.
Step (e) number of repetition is no less than 12 times.
The cross section of lenticular body (1) is protruded curved laterally for circular, ellipse, polygon or rib in the step (b)
Bent polygon.
Concentric circumferences in the step (e) are more than one；When the concentric circumferences in the step (e) are two
During the above, repeat step (e) is no less than 12 times in each concentric circumferences.
Concentric circumferences in the step (e) are more than one；When the concentric circumferences in the step (e) are two
During the above, repeat step (e) 24 times in each concentric circumferences.
Guide-lighting groove in the step (b) has trapezoidal cross-section.
Directional light is blocked using shadow shield (3) in the step (c).
The shadow shield (3) uses discoid shadow shield.
The shadow shield carries reflection layer towards the bottom surface side of lenticular body.
Recessed low spot in the step (b) to lens base distance, with lenticular body peak to lens base
Ratio of distances constant is 1:2 to 1:5.
The realization principle of the present invention：Using the lenticular body with recessed low spot, the light refraction that can produce point light source
Afterwards, the hot spot of edge blurry is produced.The hot spot is actually a small ring of light, has internal diameter and outside diameter.Each lenticular body will
Produce corresponding hot spot.The connection of multiple lenticular bodies is become into conjuncted lens, then can produce the geometry being made of hot spot, example
Such as one or more rings of light.In the case where lenticular body is enough, combine the ring of light of generation will show illumination gradient distribution but
Gradual change again uniformly diffuses light effect.
The effect of guide-lighting groove is the order of reflection for increasing light, so that soft diffusion light effect is further produced,
Trapezoidal guide-lighting groove has the effect of preferably increase order of reflection than other shapes leaded light groove.The effect of shadow shield is to block
The light reflected without lenticular body, so as to prevent the effect of refracted light illumination gradient gradual change to be affected.
The geometry design method of single lens body is as follows:According to law of conservation of energy, point light source and target face can be obtained
On illumination relation expression formula：DR/dcita=I0*cos (cita) * sin (cita)/R/E.
Wherein the critical value of R is exactly the size of single small ring of light internal diameter and outside diameter.R is divided into N number of value, then according to R's
Value can obtain the angle cita of N number of corresponding incident ray and optical axis, recycle snell laws, can calculate the normal of respective point
The tangent line of vector and the point.Normal vector such as first incident ray is [0,1], then second point is Article 2 incidence
The intersection point of light and first point of tangent line, at the same again can in the hope of second point normal vector and its present position tangent line, afterwards
Continuous iterative fitting is only needed to be available from the busbar by curved surface, rotation can obtain the 3D models of the geometry of single lens body 1.
The present invention is had the following advantages and effect relative to the prior art：
1st, the present invention can produce illumination gradient distribution but gradual change uniformly diffuses light effect, user is felt lamp
Light is comfortable and sluggish, the special lighting environment such as the hypnosis available for sleeping lamp illuminates.
2nd, the recessed low spot in the present invention to lens base distance, with the distance of lenticular body peak to lens base it
Than for 1:2 to 1:5, it the experiment proved that, using effect is good, conduces to sleep.
3rd, the lenticular body bottom in the present invention is provided with guide-lighting groove, and guide-lighting groove is crisscross channel-shaped ditch, and increase is reflective
Number, increases operation rate.
Brief description of the drawings
Fig. 1 is a kind of FB(flow block) for the method for forming ring-type halation；
Fig. 2 is the structure diagram of single lens body in the present invention；
Fig. 3 is that single lens body forms the effect of hot spot and along X-axis light distribution figure in the present invention；
Fig. 4 forms hot spot excessive effects and along X-axis light distribution figure when being repeated 12 times for step (e) in the present invention；
Fig. 5 is the concentric circumferences in the present invention in step (e) when being 2, forms hot spot excessive effects and along X-axis light distribution
Figure.
Figure label is as follows with title：
| 1 | Lenticular body | 2 | Recessed low spot |
| 3 | Shadow shield | 4 | Lens base |
| 5 | Guide-lighting groove |
Embodiment
For ease of it will be appreciated by those skilled in the art that making further specifically to the present invention with reference to the accompanying drawings and embodiments
It is bright.
Embodiment 1：
As shown in Fig. 1~5, a kind of method for forming ring-type halation, includes the following steps：
(a) light source sends directional light；
(b) directional light, which injects bottom, has the lenticular body 1 of guide-lighting groove 5, and lenticular body 1 is middle part concave configuration, is had recessed
Low spot 2；
(c) inject lenticular body 1 at the same time in directional light, the directional light for being introduced into lenticular body 1 is blocked；
(d) refracted light after lenticular body 1 reflects is imaged using screen or similar device；
(e) on same time, same geometrical plane, in a manner of equally distributed in concentric circumferences, repeat the above steps
(a) to (d), multiple hot spots formed by the refraction of lenticular body 1 are formed, the plurality of hot spot finally forms ring-type halation.
The method of the formation ring-type halation of the present embodiment, step (e) number of repetition are 12 times.The step
(b) cross section of lenticular body 1 is circle in.Concentric circumferences in the step (e) are one.In the step (b)
Guide-lighting groove 5 has trapezoidal cross-section.Directional light is blocked using shadow shield 3 in the step (c).Shadow shield 3 is circle
Plate-like shadow shield, and carry reflection layer in 4 side of bottom surface of shadow shield 3 towards lenticular body 1.
Recessed low spot 2 in step (b) in the present embodiment arrives the distance of lens base 4, with 1 peak of lenticular body to thoroughly
The ratio of distances constant of mirror bottom surface 4 is 1:2.
In the implementation process of the present embodiment, the directional light that light source is sent is entered by guide-lighting groove 5, as shown in Figure 2
Lenticular body 1, becomes hot spot as shown in Figure 3 under the refraction of single lens body 1.From figure 3, it can be seen that single hot spot is distributed as
Two-beam line is formed by stacking, and two-beam line is complementary to one another and avoids core light and shade inequality, is had on the outside of hot spot and is uniformly divided
The decreased light of cloth, produces the diffusion light effect of uniform gradual change.When step (e) is repeated 12 times, 12 pieces of lists are substantially installed
A lenticular body 1, the Bright folding of formation as shown in figure 4, for an illumination gradient distribution but gradual change uniformly has diffused light
The ring of light of effect.There is the ring of light illumination gradient to be distributed but gradual change uniformly diffuses light effect, user is felt that light relaxes
It is suitable and sluggish.
Embodiment 2：
The present embodiment difference from Example 1 is：Lenticular body 1 is transversal in the step of described in the present embodiment (b)
Face is circle.Concentric circumferences in the step (e) are 2；Repeat step (e) 12 times in each concentric circumferences.This implementation
The recessed low spot 2 in step (b) in example arrives the distance of lens base 4, the distance with 1 peak of lenticular body to lens base 4
The ratio between be 1:5.
In the implementation process of the present embodiment, the directional light that light source is sent is entered by guide-lighting groove 5, as shown in Figure 2
Lenticular body 1, becomes hot spot as shown in Figure 3 under the refraction of single lens body 1.From figure 3, it can be seen that single hot spot is distributed as
Two-beam line is formed by stacking, and two-beam line is complementary to one another and avoids core light and shade inequality, is had on the outside of hot spot and is uniformly divided
The decreased light of cloth, produces the diffusion light effect of uniform gradual change.The present embodiment has 2 circumference, is repeated in each concentric circumferences
Step (e) 12 times.When step (e) is repeated 12 times, 12 pieces of single lens bodies 1, the Bright folding of formation are substantially installed
As shown in figure 5, uniformly there is the ring of light of diffusion light effect for 2 concentric, illumination gradient distributions but gradual change.
Above-mentioned embodiment is the preferred embodiment of the present invention, can not be limited the invention, and others are appointed
The change or other equivalent substitute modes what is made without departing from technical scheme, are included in the protection of the present invention
Within the scope of.
Claims (10)
- A kind of 1. method for forming ring-type halation, it is characterised in that include the following steps：(a) light source sends directional light；(b) directional light, which injects bottom, has the lenticular body (1) of guide-lighting groove (5), and lenticular body (1) is middle part concave configuration, under having Recessed low spot (2)；(c) inject lenticular body (1) at the same time in directional light, the directional light for being introduced into lenticular body (1) is blocked；(d) will be imaged using screen by the refracted light after lenticular body (1) refraction；(e) on same time, same geometrical plane, in a manner of equally distributed in concentric circumferences, (a) is repeated the above steps extremely (d), multiple hot spots formed by lenticular body (1) refraction are formed, the plurality of hot spot finally forms ring-type halation.
- 2. the method according to claim 1 for forming ring-type halation, it is characterised in that：Step (e) number of repetition No less than 12 times.
- 3. the method according to claim 1 for forming ring-type halation, it is characterised in that：Lenticular body in the step (b) (1) cross section is circular, ellipse, polygon.
- 4. the method for ring-type halation is formed according to claims 1 to 3 any one of them, it is characterised in that：The step (e) In concentric circumferences be more than one.
- 5. the method according to claim 4 for forming ring-type halation, it is characterised in that：It is concentric in the step (e) Circumference is more than one；Repeat step (e) 24 times in each concentric circumferences.
- 6. the method for ring-type halation is formed according to claims 1 to 3 any one of them, it is characterised in that：The step (b) In guide-lighting groove there is trapezoidal cross-section.
- 7. the method for ring-type halation is formed according to claims 1 to 3 any one of them, it is characterised in that：The step (c) It is middle that directional light is blocked using shadow shield (3).
- 8. the method according to claim 7 for forming ring-type halation, it is characterised in that：The shadow shield (3) is using circle Plate-like shadow shield.
- 9. the method according to claim 7 for forming ring-type halation, it is characterised in that：The shadow shield (3) is towards thoroughly Bottom surface (4) side of mirror body (1) carries reflection layer.
- 10. the method according to claim 1 for forming ring-type halation, it is characterised in that：It is recessed in the step (b) For low spot to the distance of lens base, the ratio of distances constant with lenticular body peak to lens base is 1:2 to 1:5.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510321192.0A CN104930464B (en) | 2015-06-11 | 2015-06-11 | A kind of method for forming ring-type halation |
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| CN201510321192.0A CN104930464B (en) | 2015-06-11 | 2015-06-11 | A kind of method for forming ring-type halation |
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| CN104930464A CN104930464A (en) | 2015-09-23 |
| CN104930464B true CN104930464B (en) | 2018-04-27 |
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| CN105976423B (en) * | 2016-04-29 | 2019-07-30 | 网易（杭州）网络有限公司 | A kind of generation method and device of Lens Flare |
| CN110908228B (en) * | 2019-12-05 | 2022-03-18 | 歌尔股份有限公司 | Optical module assembling method |
| CN110975106A (en) * | 2019-12-25 | 2020-04-10 | 深圳创维－Rgb电子有限公司 | Hypnosis method, device, electronic product and storage medium |
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| CN103322513B (en) * | 2012-03-23 | 2015-08-12 | 大连工业大学 | Hybrid catadioptric emitter and the using method thereof of ring-shaped light spot is produced for LED |
| CN202902149U (en) * | 2012-08-24 | 2013-04-24 | 中山市森安照明工程有限公司 | Uniform light lens used for light emitting diode (LED) lamp |
| CN204062591U (en) * | 2014-08-22 | 2014-12-31 | 广州市珠江灯光科技有限公司 | Lighting device |
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Denomination of invention: A method for forming circular halos Effective date of registration: 20231111 Granted publication date: 20180427 Pledgee: Agricultural Bank of China Limited Dongyang sub branch Pledgor: HENGDIAN GROUP TOSPO LIGHTING Co.,Ltd. Registration number: Y2023330002597 |