CN203771174U - LED vision healthcare lamp for relieving eyelid muscle fatigue through stroboflash - Google Patents
LED vision healthcare lamp for relieving eyelid muscle fatigue through stroboflash Download PDFInfo
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- CN203771174U CN203771174U CN201420040488.6U CN201420040488U CN203771174U CN 203771174 U CN203771174 U CN 203771174U CN 201420040488 U CN201420040488 U CN 201420040488U CN 203771174 U CN203771174 U CN 203771174U
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- flasher
- led
- eyesight protection
- protection lamp
- flash
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- Expired - Lifetime
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- 230000004438 eyesight Effects 0.000 title claims abstract description 37
- 210000000744 eyelid Anatomy 0.000 title abstract 5
- 206010049565 Muscle fatigue Diseases 0.000 title abstract 3
- 210000003205 muscle Anatomy 0.000 claims abstract description 20
- 230000001886 ciliary effect Effects 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 13
- 210000000720 eyelash Anatomy 0.000 claims description 12
- 230000001788 irregular Effects 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 6
- 238000004146 energy storage Methods 0.000 claims description 6
- 238000005286 illumination Methods 0.000 claims description 5
- 239000004973 liquid crystal related substance Substances 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 3
- 210000001508 eye Anatomy 0.000 abstract description 21
- 210000000695 crystalline len Anatomy 0.000 abstract description 11
- 210000001328 optic nerve Anatomy 0.000 abstract description 5
- 208000005392 Spasm Diseases 0.000 abstract description 4
- 230000000007 visual effect Effects 0.000 abstract description 4
- 208000003464 asthenopia Diseases 0.000 abstract description 3
- 230000003292 diminished effect Effects 0.000 abstract 1
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- 238000010586 diagram Methods 0.000 description 4
- 208000019901 Anxiety disease Diseases 0.000 description 3
- 230000036506 anxiety Effects 0.000 description 3
- 230000004379 myopia Effects 0.000 description 3
- 208000001491 myopia Diseases 0.000 description 3
- 230000009711 regulatory function Effects 0.000 description 3
- 230000000638 stimulation Effects 0.000 description 3
- 238000002910 structure generation Methods 0.000 description 3
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- 206010019909 Hernia Diseases 0.000 description 1
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- 230000003321 amplification Effects 0.000 description 1
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- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
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- 230000008602 contraction Effects 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
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- 230000002889 sympathetic effect Effects 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Radiation-Therapy Devices (AREA)
Abstract
The utility model provides an LED vision healthcare lamp for relieving eyelid muscle fatigue through stroboflash. The LED vision healthcare lamp aims to relieve the eyelid muscle fatigue, and mainly comprises a base body, wherein the base body is movably connected with a lampshade; the lampshade is internally provided with a lighting electric light source and a control circuit used for adjusting and controlling the lighting electric light source. The LED vision healthcare lamp further comprises a flashing device, the flashing device emits flashes many times to the background environment, the control circuit is connected with the flashing device and adjusts and controls the flashing device, and a brightness adjusting circuit is arranged between the flashing device and the control circuit and is used for amplifying current or voltage of the flashing device. When the eyes are stimulated by the instantaneous flashes, a distance view illusion forms in the optic nerve unconsciously as no visual object with the fixed focal distance exists in front of the eyes, the eyelid muscle and a crystalline lens naturally stretch and are relaxed, it is avoided that as the eyes are at a certain state for a long time, the eyelid muscle is strained or is in a spasm and the adjusting function is diminished, the eye fatigue is relieved effectively, and the vision healthcare purpose is achieved.
Description
Technical field
The present invention relates to a kind of eyeshield health-care lamp, is a kind of LED eyesight protection lamp of effectively alleviating fatigue of ciliary muscle by stroboscopic specifically.
Background technology
Myopia refers to external light, after dioptric system (being mainly cornea and the crystalline lens) flexion of eyeball, do not focus on retina accurately, but before dropping on retina.Though cause the reason of myopia, have very many-sided factor, it is particularly common that the ciliary muscle of eyes causes in fatigue state the myopia that crystalline lens Diopter accommodation dysfunction causes for a long time.This is because clear in order to make to look thing when closely seeing, the contraction by eyelash flesh makes crystalline lens thickening, and for a long time like this, eyelash flesh is too nervous and easily tired, and then causes the decline of regulating power, and eyesight is affected.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, the invention provides a kind of LED eyesight protection lamp of alleviating eyelash shape muscular fatigue by stroboscopic.
In order to achieve the above object, the present invention is based on following principle: when eyes are subject to instantaneous flash stimulation,, owing to there is no the visual thing of fixed focal length at the moment, optic nerve forms distant view illusion unconsciously, eyelash flesh natural relaxation, crystalline lens becomes book; For strengthening produces the effect of distant view illusion, described flasher lighting source when flash of light is dimmed or extinguish.
For eye muscle is loosened but not too affect work, described flasher preferably forced the eyes training of looking in the distance at interval of 30-50 minute with regard to periodically opening flash of light.
The present invention adopts following technical scheme: a kind of LED eyesight protection lamp of alleviating fatigue of ciliary muscle by stroboscopic, mainly comprise pedestal, and on pedestal, be flexibly connected lampshade, lampshade in-built lighting electric light source, for regulating and controlling the control circuit of lighting electric light source; Described LED eyesight protection lamp also comprises flasher, and described flasher sends repeatedly flash of light to background environment, and described flasher is incident upon in background environment and forms random color break-up, makes the tensioning of eyelash flesh or loosens.
Further, described control circuit also connects and regulates and controls this flasher, between this flasher and described control circuit, is also provided with brightness regulating circuit, and this brightness regulating circuit is for amplifying the curtage of described flasher.
Further, described flasher, after lighting electric light source is closed, repeatedly sends linear flash of light, then recovers the illumination of lighting electric light source and stops flash of light.
Further, described control circuit comprises alternating current become to direct current for the luminous converter of LED lamp, and described flasher is movably connected in the back side of pedestal or lampshade.
Further, described LED eyesight protection lamp also comprises audio playing unit, to loosen user's nerve.
Further, described LED eyesight protection lamp also comprises stroboscopic adjustment unit, and described stroboscopic adjustment unit is adjusted stroboscopic duration, stroboscopic interval and brightness.
Further, exit end end at described flasher arranges reflector, the reflecting surface of described reflector has irregular shape and/or convex-concave structure, rotates described reflector, thereby makes flasher be incident upon formation variform random color break-up each other in background environment.
Further, exit end end at described flasher arranges reflector, the reflecting surface of described reflector has irregular shape and/or convex-concave structure, change the angle of the color break-up of described reflector and described flasher outgoing, thereby make flasher be incident upon formation variform random color break-up each other in background environment.
Further, have the lampshade of a plurality of transmission regions in the exit end end setting of described flasher, described transmission region has configurations differing from one, thereby flasher is incident upon, forms random color break-up in background environment.
Further, have the liquid crystal display of one or more transmission regions in the exit end end setting of described flasher, described transmission region has configurations differing from one, thereby flash of light is incident upon, forms random color break-up in background environment.
Further, described brightness regulating circuit comprises: primary coil and secondary coil, the FET and the energy-storage module that controlled by described stroboscopic adjustment unit, described primary coil one end is connected with converter (output of converter), the other end and FET are electrically connected, described energy-storage module comprises two electric capacity and the first diode, described secondary coil one end is connected with described electric capacity, the other end is connected with the other end of primary coil and is connected by the second diode with described the first diode respectively, the described first diode other end is connected with the other end of described electric capacity, the described FET other end is electrically connected to ground wire.
Technical scheme of the present invention makes very short flash of light of duration in the background environment of eyeshield health-care lamp, occur different shapes, for example, at a time, ciliary muscles relax, crystalline lens is flat, and at next constantly, ciliary muscle is nervous, crystalline lens projection, thus make eyelash flesh deformation extent continue to change, eyesight is loosened, played the effect of sight protection.
The present invention adopts after technique scheme compared with prior art tool to have the following advantages: flasher is movably connected in the back side of pedestal or lampshade or forms certain angle with illumination light, and during use, its sight line of dodging direction of light and human eye of capable of regulating in the same way.Flash of light will be when lamp be closed, and dodges in indoor environment, makes eyes impression flash of light at a distance.Due to unexpected quick-flash (when flasher is bright lighting electric light source dimmed or extinguish), when eyes are subject to instantaneous flash stimulation owing to there is no the visual thing of fixed focal length at the moment, optic nerve forms distant view illusion unconsciously, eyelash flesh and crystalline lens are naturally unfolded and are loosened, the decline of avoiding producing ciliary muscle anxiety or spasm because fixing for a long time under a certain state and causing its regulatory function, effectively alleviate kopiopia, reach the object of sight protection.
Accompanying drawing explanation
Fig. 1 structural representation of the present invention;
Fig. 2 is circuit diagram of the present invention;
Fig. 3 shows the circuit diagram of the converter in the present invention;
Fig. 4 shows the circuit structure diagram of brightness regulating circuit.
The specific embodiment
As shown in Figure 1, a kind of LED eyesight protection lamp of alleviating fatigue of ciliary muscle by stroboscopic is provided, mainly comprise a pedestal 1, pedestal 1 is flexibly connected lampshades 3 by pillar 2 that can free folding, lampshade 3 is established a lighting electric light source 5(as shown in Figure 2), one for regulating and controlling the control circuit of lighting electric light source; Described control circuit connects and regulates and controls a flasher 4, and described flasher 4 sends repeatedly flash of light to background environment, and described flasher is incident upon in background environment and forms random color break-up, makes the tensioning of eyelash flesh or loosens.
In a preferred embodiment, between described flasher and described control circuit, be also provided with brightness regulating circuit, this brightness regulating circuit is for amplifying the curtage of described flasher.
In the present invention, flasher 4 is after lighting electric light source 5 is closed, and repeatedly flash (for example, linear flash of light), then recovers the illumination of lighting electric light source and stop flash of light.Described flasher is incident upon in background environment and forms random color break-up, makes the tensioning of eyelash flesh or loosens.In the present invention, " color break-up " is the light of duration very short (for example, the duration is less than even only has 0.05 second in 1 second), from time span, forms the light glimmering.Described " random " refers to have irregularly shaped, comprises the flash of light of lightning shape, the flash of light of irregular cross, flower-shape flash of light, irregular radiation flash of light etc.The light of flasher 4 can be produced by hernia lamp and/or LED lamp.
In each embodiment of the present invention, the light that is injected to background environment by flasher 4 forms random shape.These irregular shapes can be alleviated fatigue of ciliary muscle.In a preferred embodiment, irregularly shaped the differing from one another that each flash of light forms in background environment.Its principle is: first, thisly be projected onto shape in background environment, that be different from when illumination user's reading distance and force human eye when watching this shape, to produce the diopter of ciliary muscle, crystalline lens etc. and/or the variation of shape, ciliary muscle deforms, and optic nerve is loosened.Secondly, user is when the shape of watching this to be projected formation, ciliary muscle can be subject to sympathetic and parasympathetic nerve drive and lenticular longitudinal separation and/or shape etc. are changed naturally, so that the user of eyesight protection lamp can clearly observe this shape being formed by projection; And on the other hand, these each duration of irregular color break-up are very short, human eye is when observing scene, optical signal imports cerebral nerve into, need be through one of short duration period, after the effect of light finishes, VIS does not disappear immediately, this residual vision claims " after image ", this phenomenon of vision is called as " sunset glow effect ", because the adjacent of this shape is for twice different, this in order to overcome " sunset glow effect ", human eye can constantly produce the adjustment being produced by ciliary muscle and move, to see that shape do not stop the shape changing.This being adjusted at objectively just makes crystalline lens longitudinal separation and the shape of human eye constantly be conditioned, and then makes eyesight protected.
Above-mentioned random color break-up can realize by following mode:
Mode 1: in one embodiment, can adopt the random color break-up of following structure generation: at flasher 4(flash lamp for example) exit end end arranges liquid crystal display.Flasher 4 is realized very short emergent light of duration by the gauge tap time.Emergent light is when by liquid crystal display, because liquid crystal display is controlled the control in advance of the program of circuit, on each luminous tube of its screen, form specific a plurality of transmission region in the predetermined moment, these light-emitting zones form the lightning shape not repeating mutually each other, irregular cross, flower-shape, irregular radiation etc., therefore the light that, is transmitted to background environment has just formed random color break-up.
Further, in the above-described embodiments, transmission region can only have one, can be also a plurality of.The shape of this transmission region can be controlled circuit program control and change.For example, when transmission region is lightning shape, can be the shapes such as band lightning, connection beaded lighting, circular lightning, or rocket lightning.
Mode 2: In yet another embodiment, can adopt the random color break-up of following structure generation: flasher 4(is flash lamp for example) outermost surface cover have rotation lampshade, on lampshade, leave in advance the various difform hollow out as transmission region, when lampshade rotates to hollow out and overlaps with flasher 4, the light of flasher 4 can see through lampshade and project background environment, has formed random color break-up.
Mode 3: In yet another embodiment, can adopt the random color break-up of following structure generation: flasher 4(is flash lamp for example) outermost surface cover have reflector, exit end end at described flasher arranges reflector, the reflecting surface of described reflector has irregular shape and/or convex-concave structure, rotate described reflector, thereby make flasher be incident upon formation variform random color break-up each other in background environment.
Further, in above-described embodiment of the manner, can also change the angle of the color break-up of described reflector and described flasher outgoing, thereby make flasher be incident upon formation variform random color break-up each other in background environment.
Further, In yet another embodiment, the all right comprehensive above-mentioned two situations in the manner, namely make reflector to rotate, also can change the angle of the color break-up of itself and described flasher outgoing simultaneously, thereby flasher is incident upon, in background environment, form variform random color break-up each other.
There is shape not and make the flash of light penetrated from flasher 4 produce the reflection of different directions described while thering is irregular shape surperficial, thereby make in background environment, to form irregularly shaped by the later color break-up of above-mentioned reflection.
Below, to producing the voltage treatment circuit of flash of light, be illustrated.
In one embodiment, described converter comprises pressure unit, rectification unit and voltage regulation unit.Converter as shown in Figure 3, comprise: a switch is connected with a rectification circuit 12 with fuse RS, the output of rectification circuit 12 is connected with the circuit for voltage stabilizing, the circuit of voltage stabilizing is adopted available capacitor C, in AC power, be also provided with a transformer 11 for step-down, transformer 11 is by switch and fuse RS access rectification circuit 12; Rectification circuit 12 is also connected with an inductance coil boosting for current stabilization, the other end output direct current of inductance coil.
Described LED eyesight protection lamp also comprises audio playing unit, and described audio playing unit and described flasher are subject to same control signal and open or close.In one embodiment, the start signal of described audio playing unit and described flasher provides by the start signal of control circuit.
Described LED eyesight protection lamp also comprises stroboscopic adjustment unit, and described stroboscopic adjustment unit is adjusted stroboscopic duration, stroboscopic interval and brightness.Described adjustment can or inner arrange switch or keyboard completes by LED eyesight protection lamp surface of shell.Described interval can be set to 1 minute---the random time section between 3 hours.In a preferred embodiment, for eye muscle is loosened but not too affect work, described flasher preferably forced the eyes training of looking in the distance at interval of 30-50 minute with regard to periodically opening flash of light.
During use, switch on power and enter work shape, under normal circumstances, the control circuit after 30-50 minute of working is just automatically opened flasher 4, force the eyes training of looking in the distance, make eyelash muscular relaxation naturally unfold and loosen, relieving eye strain, avoids under a certain state, producing ciliary muscle anxiety or spasm and causing the decline of its regulatory function and then affect one's power of vision because fixing for a long time effectively.
For the flash of light direct irradiation that makes human eye not sent by flasher, described control circuit comprises alternating current is become to direct current for the luminous converter of LED lamp, the movable back side that is connected to pedestal 1 or lampshade 3 of described flasher 4, during use, adjusted to its sight line of dodging direction of light and human eye in the same way, make human eye when looking in the distance, have a best direction.
In addition, in use described flasher 4 is unexpected quick-flash, and for pursuing better flicker effect, during described flasher 4 flash of light, lighting source 5 is dimmed or extinguish.When eyes are subject to instantaneous flash stimulation owing to there is no the visual thing of fixed focal length at the moment, optic nerve forms distant view illusion unconsciously, eyelash flesh and crystalline lens are naturally unfolded and are loosened, the decline of avoiding producing ciliary muscle anxiety or spasm because fixing for a long time under a certain state and causing its regulatory function, relieving eye strain effectively, reaches the object of sight protection.
With reference to Fig. 4, show the circuit structure diagram of brightness regulating circuit.Wherein, stroboscopic adjustment unit is as control source, comprise: the output 10 of converter, the voltage input end 60 of flasher, coupling inductance 20, the FET Q and the energy-storage module 70 that controlled by stroboscopic adjustment unit, described coupling inductance 20 comprises: primary coil 22 and secondary coil 24, the output 10 of described primary coil 22 one end and converter is electrically connected, the other end and FET Q are electrically connected, described energy-storage module 70 comprises the first capacitor C 2 and the second capacitor C 5 and the first diode D2, described secondary coil 24 one end and the first capacitor C 2 are electrically connected, the other end of the first capacitor C 2 and the second capacitor C 5 are electrically connected, the other end of described secondary coil 24 is connected by diode D3 with the other end of primary coil 22, and the other end of described secondary coil 24 and the first diode D2 are electrically connected, the other end of the described first diode D2 other end and the second capacitor C 5 is electrically connected, the described FET Q other end is electrically connected to ground wire.Utilize the coupling of coupling inductance 20 to improve the driving force of this DC amplification circuit, thereby can increase the ability of the LED of circuit drives, improve the brightness of stroboscopic.
In the mode of word and accompanying drawing explanation, explained the structure of some specific embodiment of the present invention above, be not exhaustive or be limited to concrete form described above.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (11)
1. by stroboscopic, alleviate a LED eyesight protection lamp for fatigue of ciliary muscle, mainly comprise pedestal, be flexibly connected lampshade on pedestal, lampshade in-built lighting electric light source, for regulating and controlling the control circuit of lighting electric light source; It is characterized in that, described LED eyesight protection lamp also comprises flasher, and described flasher sends repeatedly flash of light to the residing background environment of this health-care lamp, and described flash of light is incident upon in background environment and forms random color break-up, makes the tensioning of eyelash flesh or loosens.
2. LED eyesight protection lamp according to claim 1, it is characterized in that, described control circuit also connects and regulates and controls this flasher, between this flasher and described control circuit, is also provided with brightness regulating circuit, and this brightness regulating circuit is for amplifying the curtage of described flasher.
3. LED eyesight protection lamp according to claim 1, is characterized in that, described flasher, after lighting electric light source is closed, repeatedly sends linear flash of light, then recovers the illumination of lighting electric light source and stops flash of light.
4. LED eyesight protection lamp according to claim 1, is characterized in that, described control circuit comprises alternating current is become to direct current for the luminous converter of LED lamp, and described flasher is movably connected in the back side of pedestal or lampshade.
5. LED eyesight protection lamp according to claim 1, is characterized in that, described LED eyesight protection lamp also comprises audio playing unit.
6. LED eyesight protection lamp according to claim 1, is characterized in that, described LED eyesight protection lamp also comprises stroboscopic adjustment unit, and described stroboscopic adjustment unit is adjusted the duration of described flash of light, stroboscopic interval and brightness.
7. LED eyesight protection lamp according to claim 1, it is characterized in that, exit end end at described flasher arranges reflector, the reflecting surface of described reflector has irregular shape and/or convex-concave structure, rotate described reflector, thereby make flasher be incident upon formation variform random color break-up each other in background environment.
8. LED eyesight protection lamp according to claim 1, it is characterized in that, exit end end at described flasher arranges reflector, the reflecting surface of described reflector has irregular shape and/or convex-concave structure, change the angle of the color break-up of described reflector and described flasher outgoing, thereby make flasher be incident upon formation variform random color break-up each other in background environment.
9. LED eyesight protection lamp according to claim 1, it is characterized in that, the lampshade in the exit end end setting of described flasher with a plurality of transmission regions, described transmission region has configurations differing from one, thereby flasher is incident upon, forms random color break-up in background environment.
10. LED eyesight protection lamp according to claim 1, it is characterized in that, the liquid crystal display in the exit end end setting of described flasher with one or more transmission regions, described transmission region has configurations differing from one, thereby flash of light is incident upon, forms random color break-up in background environment.
11. LED eyesight protection lamps according to claim 3, it is characterized in that, described brightness regulating circuit comprises: primary coil and secondary coil, the FET and the energy-storage module that controlled by described stroboscopic adjustment unit, described primary coil one end is connected with the output of converter, the other end and FET are electrically connected, described energy-storage module comprises two electric capacity and the first diode, described secondary coil one end is connected with described electric capacity, the other end is connected with the other end of primary coil and is connected by the second diode with described the first diode respectively, the described first diode other end is connected with the other end of described electric capacity, the described FET other end is electrically connected to ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420040488.6U CN203771174U (en) | 2014-01-23 | 2014-01-23 | LED vision healthcare lamp for relieving eyelid muscle fatigue through stroboflash |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420040488.6U CN203771174U (en) | 2014-01-23 | 2014-01-23 | LED vision healthcare lamp for relieving eyelid muscle fatigue through stroboflash |
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| CN203771174U true CN203771174U (en) | 2014-08-13 |
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| CN201420040488.6U Expired - Lifetime CN203771174U (en) | 2014-01-23 | 2014-01-23 | LED vision healthcare lamp for relieving eyelid muscle fatigue through stroboflash |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806914A (en) * | 2014-01-23 | 2015-07-29 | 广东夏野日用电器有限公司 | LED vision care lamp for relieving ciliary muscle fatigue by virtue of stroboflash |
| CN110995992A (en) * | 2019-12-04 | 2020-04-10 | 深圳传音控股股份有限公司 | Light supplement device, control method of light supplement device, and computer storage medium |
-
2014
- 2014-01-23 CN CN201420040488.6U patent/CN203771174U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806914A (en) * | 2014-01-23 | 2015-07-29 | 广东夏野日用电器有限公司 | LED vision care lamp for relieving ciliary muscle fatigue by virtue of stroboflash |
| CN110995992A (en) * | 2019-12-04 | 2020-04-10 | 深圳传音控股股份有限公司 | Light supplement device, control method of light supplement device, and computer storage medium |
| CN110995992B (en) * | 2019-12-04 | 2021-04-06 | 深圳传音控股股份有限公司 | Light supplement device, control method of light supplement device, and computer storage medium |
| US11906878B2 (en) | 2019-12-04 | 2024-02-20 | Shenzhen Transsion Holdings Co., Ltd. | Fill light device, method for controlling fill light device, and computer storage medium |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |