CN202794796U - Annular flashlight and mobile phone with the annular flashlight - Google Patents
Annular flashlight and mobile phone with the annular flashlight Download PDFInfo
- Publication number
- CN202794796U CN202794796U CN201220336132.8U CN201220336132U CN202794796U CN 202794796 U CN202794796 U CN 202794796U CN 201220336132 U CN201220336132 U CN 201220336132U CN 202794796 U CN202794796 U CN 202794796U
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- Prior art keywords
- light
- doughnut
- flash lamp
- annular
- shaped flash
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Abstract
The utility model provides an annular flashlight and a mobile phone with the annular flashlight. The annular flashlight comprises at least one light source (1), an annular optical element (3) and a light guide post (2) which is located between the light source (1) and the annular optical element (3). A light (L1) emitted by the light source (1) is reflected on the wall of the light guide post (2) and then is emitted to the annular optical element (3). According to the utility model, the annular flashlight can provide uniform and sufficient light for a subject and has the advantages of simple structure and easy design; in addition, the mobile phone can take wonderful photos through the annular flashlight; especially when portrait photography is carried out, a model can be added with special annular catch light or petaloid catch light; and compared with a normal flashlight, the annular flashlight is better able to control the phenomenon of 'red-eye' when used in a dark environment.
Description
Technical field
The utility model relates to flashlamp, more specifically, and the mobile phone that relates to doughnut-shaped flash lamp and have this doughnut-shaped flash lamp.
Background technology
Current, the mobile phone more than 99% (being also referred to as " mobile phone ") is equipped with camera function, and the photograph of 75% above mobile phone has high picture quality (more than the 5M pixel).Therefore, now, it is one of prevailing function that mobile phone is taken pictures, and compare with camera, mobile phone can carried whenever and wherever possible by people, so that the probability that people take pictures with mobile phone is greater than the probability of taking pictures with camera, so the quality that people also begin photo that mobile phone is taken has had higher requirement.
Especially, related data shows, 98% people can use mobile phone to carry out portraiture photography, but when normal flash of light, since the narrow angle of common flashlamp and so that flashlamp provides inhomogeneous light to the zone of expectation, and the distance between mobile phone and the model is very little, and the result bright spot can occur and be prone to " blood-shot eye illness " defective when dark surrounds is taken in human eye, therefore, the glittering point in the human eye that is caused by common flashlamp can affect the attractive in appearance of personage's photograph.In addition, when carrying out the microspur shooting, because the little source region of common flashlamp a little illuminates effect so that it only can provide when taking pictures, thereby can not provide for the whole zone of shot subject sufficient and uniform light, the result causes having in the captured photo shade to occur.
Therefore, the quality of the photo that the camera function of existing mobile phone is taken can not satisfy people's requirement, so that be badly in need of asking a kind of mobile phone ropy technical scheme of taking pictures that can solve in the prior art.
As everyone knows, doughnut-shaped flash lamp can address the above problem, but prior art is only on the camera even only use doughnut-shaped flash lamp on the Professional Photography camera, the MR-14EX of Canon for example, Pentax AF160FC etc., and on mobile phone, to now not yet relevant for the good solution of doughnut-shaped flash lamp.
The utility model content
In order to address the above problem, the utility model proposes a kind of doughnut-shaped flash lamp, this doughnut-shaped flash lamp can be in the mobile phone use and owing to even and sufficient light can be provided when taking pictures and so that can both absorb the high image of quality when carrying out microshot and portrait.In addition, easily design and not have additional object and be convenient to assemble on this flash lamp design.
According to doughnut-shaped flash lamp of the present utility model, it is characterized in that, comprise: at least one light source, optical ring element and the light-guiding pillar between described light source and described optical ring element, and the light that described light source sends reflects rear outgoing to described optical ring element at the wall of described light-guiding pillar.
Design of the present utility model is, the doughnut-shaped flash lamp that is applicable to be assemblied in the mobile phone by design makes mobile phone also can shoot the high photo of quality, and be different from existing doughnut-shaped flash lamp, existing doughnut-shaped flash lamp utilizes the reflex of reflector, and doughnut-shaped flash lamp of the present utility model is to realize the function of doughnut-shaped flash lamp with light-guiding pillar with the optical ring element such as ring-type light-guiding shade or ring-type diffuse optical element that light-guiding pillar joins, the result, to be directed to from the light of light source the optical ring element by means of light-guiding pillar, light can be mixed to get more even, thereby can provide more uniform light to subject.In addition, even the use of light-guiding pillar is so that also can provide uniform light using in the situation of a plurality of light sources, thereby can provide more sufficient light to subject.
In addition, comprise light-guiding pillar and two parts of optical ring element according to doughnut-shaped flash lamp of the present utility model, thus its simple in structure and easy design, and be convenient to be installed on the mobile phone.
In according to a preferred embodiment of the present utility model, described optical ring element is complementary at the xsect of described light-guiding pillar one side and the xsect of described light-guiding pillar.Described optical ring element is complementary at the xsect of the xsect of described light-guiding pillar one side and described light-guiding pillar and relates to shape and size and all mate, and both couplings are so that light utilization efficiency is high.
In according to a preferred embodiment of the present utility model, described optical ring element is ring-shaped light conducting shield or annular diffuse component.The use of above-mentioned two elements can both reach sends the uniform light of ring-type, adopts which element to determine according to actual needs, thereby so that goes for different application designs.
In according to a preferred embodiment of the present utility model, described optical ring element is cone.Be cone shape with described optical ring element design, can in the wall of cone, further spare light, thereby so that light becomes is more even.
In according to a preferred embodiment of the present utility model, the xsect of described optical ring element is circular or four side ring shapes.Optical ring element circular or four limit shapes can provide respectively the annular light of light or four limits of toroidal, and this can adopt according to the application needs of reality, thereby can satisfy multiple demand.
In according to a preferred embodiment of the present utility model, the quantity of described light source is more than two, and described light source distributes a side ring shape of described light-guiding pillar.By being set, more light source can when taking pictures, provide sufficient light, so that the light filling effect of doughnut-shaped flash lamp is remarkable.
In according to a preferred embodiment of the present utility model, described light source sends the light of different colours.When the light time that described light source sends different colours, the light that mixed light that can be by light-guiding pillar and even light can have a certain colour temperature in the outgoing of optical ring element, thus can satisfy the needs of specific demand, for example, the application in medical field.
In according to a preferred embodiment of the present utility model, described optical ring element and described light-guiding pillar form as one.Optical ring element and light-guiding pillar are formed as one, can reach the peak use rate of light.
Another purpose of the present utility model is to provide a kind of mobile phone, comprises camera and above-mentioned doughnut-shaped flash lamp.By using above-mentioned doughnut-shaped flash lamp at mobile phone, so that mobile phone can be shot beautiful photo.Particularly when carrying out portraiture photography, can add very special annular catchlights or petal-shaped catchlights for the model, and compare with common flashlamp, can control better " blood-shot eye illness " phenomenon when in dark surrounds, using.In addition, when carrying out microshot, can reduce the shade phenomenon in the subject.Therefore, this mobile phone can absorb higher-quality image.
In according to another preferred embodiment of the present utility model, described camera is positioned at the central authorities of described doughnut-shaped flash lamp.Replacedly, described camera is positioned at lower left or the lower right of described doughnut-shaped flash lamp.This can arrange according to the design of mobile phone the position at doughnut-shaped flash lamp place.
Can provide more all even more sufficient light to subject according to doughnut-shaped flash lamp of the present utility model, and simple in structure and easy design, and be convenient to be installed on the mobile phone.In addition, according to mobile phone of the present utility model by using above-mentioned doughnut-shaped flash lamp can shoot beautiful photo.Particularly when carrying out portraiture photography, can add very special annular catchlights or petal-shaped catchlights for the model, and compare with common flashlamp, can control better " blood-shot eye illness " phenomenon when in dark surrounds, using.In addition, when carrying out microshot, can reduce the shade phenomenon in the subject image.
Doughnut-shaped flash lamp for example can use light emitting diode (LED), super-radiance light emitting diode (SLED) or laser diode (LD) as light source, and light source has or do not have Phosphor-conversion device (or for chip-scale converter or for not contacting the Phosphor-conversion device).Doughnut-shaped flash lamp can also use one or more Organic Light Emitting Diodes (OLED) as light source.
The light source of doughnut-shaped flash lamp can send the light of monochrome and/or quasi-monochromatic light and/or white light and/or particular color (for example, blue, red, green, yellow).The light source of doughnut-shaped flash lamp can also be suitable for sending non-visible light (for example, at ultraviolet ray and/or infrared wavelength range).The light source of doughnut-shaped flash lamp can be operated under typical flash mode or the continuous mode (for example, during shooting needs the video scene of constant illumination).
The optical ring element can be made by the material of glass, plastics or any other suitable (all-transparent or partially transparent and colourless (for example, white) or colored).The optical ring element can be with the front cover glass with polarization and/or anti-reflection coating.
Description of drawings
Accompanying drawing consists of the part of this instructions, is used for helping further to understand the utility model.These accompanying drawings illustrate embodiment of the present utility model, and are used for illustrating principle of the present utility model with instructions.Identical parts represent with identical label in the accompanying drawings.Shown in the figure:
Fig. 1 is the sectional view according to the first embodiment of doughnut-shaped flash lamp of the present utility model; And
Fig. 2 is the stereographic map according to the embodiment of mobile phone of the present utility model.
Embodiment
Describe the first embodiment according to flashlamp of the present utility model in detail with reference to Fig. 1, wherein Fig. 1 is the sectional view according to the first embodiment of doughnut-shaped flash lamp of the present utility model.
As shown in Figure 1, doughnut-shaped flash lamp 10 comprises light source 1, light-guiding pillar 2 and annulus taper light-guiding shade 3.Light-guiding pillar 2 is between annulus taper light-guiding shade 3 and light source 1, and from the light L1 that light source 1 sends enter the light-guiding pillar 2 and in the wall of light-guiding pillar 2, carry out total internal reflection after outgoing to annulus taper light-guiding shade 3, and penetrate through the annular exit facet 4 of annulus taper light-guiding shade 3, below will describe in detail.
Particularly, the light L1 that enters light-guiding pillar 2 carries out repeatedly total internal reflection and stack in wall, then the ring-incidence face 5 through the end with smaller opening of annulus taper light-guiding shade 3 enters annulus taper light-guiding shade 3, and then the annular exit facet 4 through the end with larger opening of annulus taper light-guiding shade 3 penetrates.Because light L1 carries out repeatedly total internal reflection and stack in wall, so become even distribution from the light of light-guiding pillar 2 outgoing, therefore can realize from the uniform light of annulus taper light-guiding shade 3 outgoing.
Alternatively, the light L1 that enters annulus taper light-guiding shade 3 can carry out total internal reflection and stack again in the wall of light-guiding shade 3, thereby so that from the light of annular exit facet 4 outgoing become more even.
In addition, annulus taper light-guiding shade 3 is complementary at the xsect of light-guiding pillar 2 one sides and the xsect of light-guiding pillar 2.Particularly, the annulus xsect (not shown) with smaller opening one end of annulus taper light-guiding shade 3 and the xsect of light-guiding pillar 2 are complementary, and namely size and shape all is consistent.Be understood that in the present embodiment, the xsect of light-guiding pillar 2 is circular.
In addition, should be noted that herein to have with the xsect of light-guiding shade and circularly provide as example, but the utility model is not limited to this, can use xsect to have the light-guiding shade of square ring, hexagon ring-type etc.
In addition, although should be noted that with light-guiding shade and provide as example, also can use other optical elements, for example the diffuse optical element.
In the second embodiment according to doughnut-shaped flash lamp of the present utility model, have two above light sources, and two above light sources 1 distribute a side ring shape of light-guiding pillar 2.Because in the utility model, used light-guiding pillar 2, in wall, carry out repeatedly total internal reflection and stack so that enter the light L1 of light-guiding pillar 2, finally become equally distributed light, so compare with the existing doughnut-shaped flash lamp of the reflection of reflector that utilizes, even doughnut-shaped flash lamp of the present utility model also can not produce the phenomenon of a plurality of bright spots when using a plurality of light source, and because the light intensity of having used a plurality of enhanced X-ray sources, so that sufficient light can be provided when taking pictures, so that the light filling effect of doughnut-shaped flash lamp is remarkable.
Alternatively, two above light sources 1 can send the light of different colours.Send the light of different colours by mixed light and the even light of light-guiding pillar 2 from a plurality of light sources 1, can penetrate the light with a certain colour temperature at the annular exit facet 4 of annular taper optical element 3, thereby can be applied in the medical field.
In the 3rd embodiment according to doughnut-shaped flash lamp of the present utility model, annulus taper light-guiding shade 3 can form as one with light-guiding pillar 2.Thus, can be so that the compact conformation of doughnut-shaped flash lamp 10 and improved the utilization factor of light.
It should be understood that if there is not other dated especially the feature of different exemplary embodiment described herein can be bonded to each other.
Describe the mobile phone that uses according to doughnut-shaped flash lamp of the present utility model in detail with reference to Fig. 2.
Fig. 2 shows the stereographic map according to the embodiment of mobile phone of the present utility model.As shown in Figure 2, mobile phone 20 comprises doughnut-shaped flash lamp 10 and body 30.Particularly, doughnut-shaped flash lamp 10 integral installations are powered on the body 30 of mobile phone 20 and by the battery (not shown) in the body 30.
Particularly, doughnut-shaped flash lamp 10 exposed together with the step when camera exposes, and from all quarter according to subject, thereby form uniform lighting effect.Therefore, compare with the mobile phone with common flashlamp, when photographing under dark surrounds, mobile phone 20 of the present utility model can be controlled " blood-shot eye illness " phenomenon better.In addition, though mobile phone of the present utility model 20 when taking the microspur subject matter because doughnut-shaped flash lamp 10 can provide sufficient and uniform light for subject, thus also can shoot reduce shade or even unblanketed image.In addition, mobile phone 20 of the present utility model can add very special annular catchlights or petal-shaped catchlights for the model, and this is inaccessible at existing mobile phone when carrying out portraiture photography.
Replacedly, the camera (not shown) of mobile phone 20 can be arranged on lower left or the lower right of doughnut-shaped flash lamp 10.When camera is arranged on the lower left of doughnut-shaped flash lamp 10 or lower right, equally also can when photography, carry out the uniform light light filling, the effect that reaches is substantially approaching with the central authorities that are arranged on doughnut-shaped flash lamp 10.
Although provided above-mentioned doughnut-shaped flash lamp is applied to example on the mobile phone, but above-mentioned doughnut-shaped flash lamp also can be applied in other electronic installations of demand doughnut-shaped flash lamp function, for example, can be applied in photography in the chamber in the medical domain, operation photography, the sample photography etc.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All any modifications of within spirit of the present utility model and principle, doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (11)
1. doughnut-shaped flash lamp, it is characterized in that, comprise: at least one light source (1), optical ring element (3) and be positioned at described light source (1) and described optical ring element (3) between light-guiding pillar (2), and the light (L1) that sends of described light source (1) after the wall reflection of described light-guiding pillar (2) outgoing to described optical ring element (3).
2. doughnut-shaped flash lamp according to claim 1 is characterized in that, described optical ring element (3) is complementary at the xsect of described light-guiding pillar (2) one sides and the xsect of described light-guiding pillar.
3. doughnut-shaped flash lamp according to claim 1 and 2 is characterized in that, described optical ring element (3) is ring-shaped light conducting shield or annular diffuse component.
4. doughnut-shaped flash lamp according to claim 1 and 2 is characterized in that, described optical ring element (3) is cone.
5. doughnut-shaped flash lamp according to claim 4 is characterized in that, the xsect of described optical ring element (3) is circular or four side ring shapes.
6. doughnut-shaped flash lamp according to claim 1 and 2 is characterized in that, the quantity of described light source (1) is more than two, and described light source (1) distributes a side ring shape of described light-guiding pillar (2).
7. doughnut-shaped flash lamp according to claim 6 is characterized in that, described light source (1) sends the light of different colours.
8. doughnut-shaped flash lamp according to claim 1 is characterized in that, described optical ring element (3) and described light-guiding pillar (2) form as one.
9. a mobile phone comprises camera, it is characterized in that, also comprises according to claim 1 each described doughnut-shaped flash lamp in-8.
10. mobile phone according to claim 9 is characterized in that, described camera is positioned at the central authorities of described doughnut-shaped flash lamp.
11. mobile phone according to claim 9 is characterized in that, described camera is positioned at lower left or the lower right of described doughnut-shaped flash lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220336132.8U CN202794796U (en) | 2012-07-10 | 2012-07-10 | Annular flashlight and mobile phone with the annular flashlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220336132.8U CN202794796U (en) | 2012-07-10 | 2012-07-10 | Annular flashlight and mobile phone with the annular flashlight |
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| Publication Number | Publication Date |
|---|---|
| CN202794796U true CN202794796U (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220336132.8U Expired - Lifetime CN202794796U (en) | 2012-07-10 | 2012-07-10 | Annular flashlight and mobile phone with the annular flashlight |
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| Country | Link |
|---|---|
| CN (1) | CN202794796U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104639684A (en) * | 2015-01-20 | 2015-05-20 | 江苏欧密格光电科技股份有限公司 | Mobile phone flash |
| CN105299581A (en) * | 2015-11-05 | 2016-02-03 | 江苏欧密格光电科技股份有限公司 | LED element designed through secondary optical integration |
| CN106412149A (en) * | 2015-08-03 | 2017-02-15 | 霍豪 | Mobile phone shell possessing function of enhancing mobile phone shooting light supplement |
| CN107167986A (en) * | 2017-07-21 | 2017-09-15 | 深圳市泰衡诺科技有限公司上海分公司 | Flash lamp and electronic equipment |
| WO2017202369A1 (en) * | 2016-05-25 | 2017-11-30 | 中兴通讯股份有限公司 | Camera shooting apparatus and mobile terminal device having same |
| CN107566706A (en) * | 2017-09-29 | 2018-01-09 | 广东欧珀移动通信有限公司 | Cover plate assembly, camera assembly and terminal device |
| US10288983B2 (en) | 2016-04-26 | 2019-05-14 | Lumileds Llc | LED flash ring surrounding camera lens |
| CN110231748A (en) * | 2019-06-13 | 2019-09-13 | 江苏理工学院 | Lighting device for machine vision |
| US10558107B2 (en) | 2016-04-26 | 2020-02-11 | Lumileds Llc | LED flash ring surrounding camera lens |
| CN111724695A (en) * | 2019-03-20 | 2020-09-29 | 青岛海信移动通信技术股份有限公司 | Display device |
| US11145191B2 (en) | 2016-12-07 | 2021-10-12 | Lumileds Llc | Flash light emitter with remote communication function |
| TWI777995B (en) * | 2016-12-07 | 2022-09-21 | 荷蘭商露明控股公司 | Systems and methods for emitting light |
-
2012
- 2012-07-10 CN CN201220336132.8U patent/CN202794796U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104639684A (en) * | 2015-01-20 | 2015-05-20 | 江苏欧密格光电科技股份有限公司 | Mobile phone flash |
| CN106412149A (en) * | 2015-08-03 | 2017-02-15 | 霍豪 | Mobile phone shell possessing function of enhancing mobile phone shooting light supplement |
| CN105299581A (en) * | 2015-11-05 | 2016-02-03 | 江苏欧密格光电科技股份有限公司 | LED element designed through secondary optical integration |
| US10845677B2 (en) | 2016-04-26 | 2020-11-24 | Lumileds Llc | LED flash ring surrounding camera lens |
| US10288983B2 (en) | 2016-04-26 | 2019-05-14 | Lumileds Llc | LED flash ring surrounding camera lens |
| US10558107B2 (en) | 2016-04-26 | 2020-02-11 | Lumileds Llc | LED flash ring surrounding camera lens |
| WO2017202369A1 (en) * | 2016-05-25 | 2017-11-30 | 中兴通讯股份有限公司 | Camera shooting apparatus and mobile terminal device having same |
| TWI777995B (en) * | 2016-12-07 | 2022-09-21 | 荷蘭商露明控股公司 | Systems and methods for emitting light |
| US11145191B2 (en) | 2016-12-07 | 2021-10-12 | Lumileds Llc | Flash light emitter with remote communication function |
| CN107167986A (en) * | 2017-07-21 | 2017-09-15 | 深圳市泰衡诺科技有限公司上海分公司 | Flash lamp and electronic equipment |
| CN107566706A (en) * | 2017-09-29 | 2018-01-09 | 广东欧珀移动通信有限公司 | Cover plate assembly, camera assembly and terminal device |
| CN111724695A (en) * | 2019-03-20 | 2020-09-29 | 青岛海信移动通信技术股份有限公司 | Display device |
| CN111724695B (en) * | 2019-03-20 | 2022-04-05 | 青岛海信移动通信技术股份有限公司 | Display device |
| CN110231748A (en) * | 2019-06-13 | 2019-09-13 | 江苏理工学院 | Lighting device for machine vision |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
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| CX01 | Expiry of patent term |