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WO2011127656A1 - Lunettes de soudeur à cristaux liquides optiques variables - Google Patents

Lunettes de soudeur à cristaux liquides optiques variables Download PDF

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Publication number
WO2011127656A1
WO2011127656A1 PCT/CN2010/071765 CN2010071765W WO2011127656A1 WO 2011127656 A1 WO2011127656 A1 WO 2011127656A1 CN 2010071765 W CN2010071765 W CN 2010071765W WO 2011127656 A1 WO2011127656 A1 WO 2011127656A1
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WIPO (PCT)
Prior art keywords
module
liquid crystal
circuit
welding
control module
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.)
Ceased
Application number
PCT/CN2010/071765
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English (en)
Chinese (zh)
Inventor
杨乐
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2011127656A1 publication Critical patent/WO2011127656A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting in contact-lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06—Masks, shields or hoods for welders
    • A61F9/065—Masks, shields or hoods for welders use of particular optical filters
    • A61F9/067—Masks, shields or hoods for welders use of particular optical filters with variable transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G02F1/13318—Circuits comprising a photodetector
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/291—Two-dimensional analogue deflection

Definitions

  • the invention belongs to the field of welding equipment, and relates to a welding goggles, in particular to an intelligent automatic dimming liquid crystal welding goggle which simulates human eye sensing based on DSP control. Background technique
  • the welding goggles used by welding personnel include ordinary welding goggles and automatic dimming welding goggles: ordinary welding goggles are not convenient for welding because of their single color and cannot be changed.
  • the automatic dimming welding goggles can be based on The automatic dimming of the arc solves the problem of ordinary welding goggles to some extent.
  • the currently used automatic dimming welding goggles only have two light-changing states, the bright state and the dark state.
  • the liquid crystal lens becomes dark, and when the arc disappears, the liquid crystal lens becomes bright.
  • the dark state since the light transmittance is set to be single, the farther the goggles are from the solder, the more the solder is not visible, and the welder can only operate at a close distance, which greatly limits the flexibility of the welding personnel.
  • the technical problem to be solved by the invention is to provide an intelligent automatic dimming liquid crystal welding goggle which can simulate the human eye sensation, so that the welding personnel can automatically change the light according to the intensity of the arc during the welding process, effectively isolating harmful light. At the same time, it is possible to see the welding material under the strong light or low light, close to the arc and away from the arc, and increase the flexibility of the welding personnel.
  • a dimming liquid crystal welding goggle comprising a control module, a light triggering module, a photosensitive module, a manual setting module, an adjustment module, a liquid crystal mirror
  • the control module is electrically connected to the light triggering module, the light sensing module, the manual setting module, and the adjustment module, and the liquid crystal lens is electrically connected to the adjustment module;
  • the manual setting module is configured to perform sensitivity parameter, delay parameter, and transmittance parameter information.
  • the light triggering module is used to sense the light intensity of the arc when welding, and triggers the control module to work when it senses the light intensity of the arc;
  • the photosensitive module is used for collecting welding
  • the intensity information of the arc is transmitted to the control module;
  • the control module sends a control signal to the adjustment module according to the arc intensity information received from the photosensitive module and the parameter information set by the manual setting module;
  • the transmittance of the liquid crystal lens is adjusted according to a control signal received from the control module.
  • the beneficial effects of the invention are as follows: During the welding process, the change of the intensity of the arc and the distance of the welding personnel from the arc can be realized, and the dimming liquid crystal welding goggles automatically perform the dimming adjustment, so that the welding personnel can be in the glare or Under low light, when the arc is close to the arc and away from the arc, the weld can be seen and the flexibility of the welder can be increased.
  • the present invention can also be implemented as follows.
  • control module is a DSP (Digital Signal Processing) processor.
  • DSP Digital Signal Processing
  • the beneficial effect of adopting the above further solution is that the DSP processor can manually set the state parameter, and perform full digital processing on the photosensitive module signal in real time, and send a control signal to the adjustment module in real time, thereby realizing the real time of the dimming liquid crystal welding goggles.
  • the brightness adjustment effect achieves the purpose of intelligent operation.
  • the light triggering module comprises an infrared receiving tube and a triggering circuit, wherein the triggering circuit is electrically connected to the infrared receiving tube and the control module respectively, the infrared receiving tube receives the arc signal of the welding, and sends a trigger signal to the control module through the trigger circuit to notify the control module The welding process has begun to allow the control module to automatically start working.
  • control module does not have to be always in operation, and only triggers when welding, thereby avoiding the control module and the photosensitive module and the adjustment module. A waste of energy from being in a working state.
  • the photosensitive module comprises an ambient light brightness sensor and a light intensity signal amplifying circuit, wherein the light intensity signal amplifying circuit is respectively electrically connected with the ambient light brightness sensor and the control module, and the ambient light brightness sensor collects the light intensity information of the welding arc and passes the light intensity signal amplifying circuit Send to the control module.
  • the beneficial effect of adopting the above further solution is that the welding arc light intensity information can be collected in real time, and the signal indicating the intensity of the arc light is transmitted to the control module in real time, so that the control module can promptly send the adjustment module according to the current light intensity information. control signal.
  • the manual setting module includes a sensitivity setting circuit, a delay setting circuit, a transmittance setting circuit, a sensitivity setting circuit, a delay setting circuit, and a transmittance setting circuit respectively electrically connected to the control module.
  • the beneficial effect of adopting the above further solution is that the sensitivity, delay, and transmittance of the dimming liquid crystal welding goggles can be adjusted by the sensitivity setting circuit, the delay setting circuit, and the transmittance setting circuit, so that the dimming liquid crystal welding can be protected.
  • the use of the eyepiece is more flexible, facilitating the use of welders with different body conditions and different light perception.
  • the adjustment module includes a signal processing circuit, and the signal processing circuit is electrically connected to the control module and the liquid crystal lens, respectively; and the signal processing circuit adjusts the transmittance of the liquid crystal lens according to the control signal received from the control module.
  • the beneficial effect of using the above further solution is that when the signal processing circuit applies a certain voltage to the liquid crystal film according to the control signal received from the control module, the liquid crystal molecules inside the liquid crystal start to change direction, thereby continuously adjusting the light transmittance of the liquid crystal lens, thereby The effect of adjusting the brightness of the dimming liquid crystal welding goggles is achieved.
  • it further comprises a colorless glass and a filter, wherein the liquid crystal lens is two, and the colorless glass, the liquid crystal lens, and the filter are sequentially overlapped.
  • the colorless glass protects the liquid crystal lens, so that the liquid crystal lens has a longer life, and the filter can filter out ultraviolet rays and infrared rays to ensure the human eye is protected from ultraviolet rays and red rays.
  • the stimulation of the outside line is that the colorless glass protects the liquid crystal lens, so that the liquid crystal lens has a longer life, and the filter can filter out ultraviolet rays and infrared rays to ensure the human eye is protected from ultraviolet rays and red rays.
  • the stimulation of the outside line is that the colorless glass protects the liquid crystal lens, so that the liquid crystal lens has a longer life, and the filter can filter out ultraviolet rays and infrared rays to ensure the human eye is protected from ultraviolet rays and red rays.
  • a power module is further provided, and the power module provides power for the dimming liquid crystal welding goggle circuit.
  • FIG. 1 is a logic block diagram of a dimming liquid crystal welding goggle of the present invention
  • FIG. 2 is a circuit diagram of a DSP module processor SH69P56 in a control module of a dimming liquid crystal welding goggle according to the present invention
  • FIG. 3 is a trigger circuit diagram of an embodiment of a light-trigger module in a dimming liquid crystal welding goggle of the present invention
  • FIG. 4 is an enlarged circuit diagram of a light intensity signal of an embodiment of a photosensitive module in a dimming liquid crystal welding goggle according to the present invention
  • FIG. 5 is a circuit diagram of an embodiment of a manual setting module in a dimming liquid crystal welding goggle of the present invention
  • FIG. 6 is a circuit diagram of a signal processing of an embodiment of an adjustment module in a dimming liquid crystal welding goggle of the present invention.
  • the list of parts represented by each label is as follows:
  • Control module 2. Light trigger module, 3. Photosensitive module, 4. Manual setting module, 5. Adjustment module, 6. Liquid crystal lens, 201, Amplifying circuit, 202, Sensitivity control circuit, 301, Light intensity signal amplifying circuit , 501, liquid crystal lens circuit, 502, high voltage cut-off circuit, 503, Dawning voltage detection circuit, 504, pulse output circuit
  • the dimming liquid crystal welding goggles of the present invention comprises a control module 1, a light triggering module 2, a photosensitive module 3, a manual setting module 4, an adjustment module 5, and a liquid crystal lens 6; wherein the light triggering module 2 and the control module 1 electrical connection, when the light triggering module 2 collects the welding arc light emitting signal, touch The control module 1 starts to work; the photosensitive module 3 is electrically connected to the control module 1.
  • the photosensitive module 3 collects the luminous intensity of the welding arc, and transmits the luminous intensity information to the control module 1; manually sets the module 4 and the control module 1 Electrical connection, through the manual setting module 4 to set the relevant parameters of the dimming liquid crystal welding goggles, and send the parameter information to the control module 1; the adjustment module 5 is electrically connected with the control module 1, when the light triggering module 2 triggers the control module After the operation is performed, the control module 1 transmits a control signal to the adjustment module 5 in real time according to the welding arc intensity information received from the photosensitive module 3 and the parameter information set by the manual setting module 4; the adjustment module 5 is electrically connected to the liquid crystal lens 6 The adjusting module 5 adjusts the light transmittance of the liquid crystal lens 6 according to the control signal received from the control module 1, thereby realizing the light and dark change of the liquid crystal lens, and achieving the purpose of intelligent operation.
  • control module 1 adopts the SH69P56 type DSP processor produced by Xinyang Technology Co., Ltd. of Taiwan, as shown in FIG. 2, and its main function is to receive the light intensity signal from the photosensitive module 3 and manually in real time.
  • the parameters set by the setting module 4 are digitized and converted into P medical waves, and the P medical wave is adjusted by the adjusting module 5, so that the adjusting module 5 performs the light transmittance of the liquid crystal lens 6 according to the strength of the welding arc. Timely adjustment to protect the welder's vision and enhance the flexibility of the welder's operation.
  • Figure 2 DSP processor SH69P56 the 9th pin is the power supply charging control pin of the liquid crystal lens, the 10th pin is the high voltage charging pin, the 17th pin is the liquid crystal power supply detecting pin, the 7th pin is the charging tube Foot, pin 2 and pin 4 are pulse output pins, pin 62, pin 1 and pin 1 are keyboard scan pins, pin 5 and pin 6 are charging Control pin, pin 1 6 is the battery charge detection pin, pin 1 3, pin 64 and pin 1 are sensitivity control pins, pins 63 and 18 are temperature detection tubes Pins, pin 15 is the arc brightness pin, pin 14 is the signal trigger pin, in addition, the VDD pin is connected to 5V working voltage, and the GND pin and TEST pin are grounded.
  • the light triggering module 2 includes an infrared receiving tube and a trigger circuit.
  • the trigger circuit includes an amplifying circuit 201 and a sensitivity control circuit 202, an infrared receiving tube GD 3 and an infrared.
  • the receiving tube GD4 is connected in parallel for receiving the light intensity signal of the welding arc, and the parallel circuit of the infrared receiving tube GD3 and the infrared receiving tube GD4 is connected to the amplifying circuit 201 via the capacitor C6, and the amplifying circuit 201 is connected with the 14th pin of the DSP processor SH69P56. .
  • the parallel circuit of the infrared receiving tube GD3 and the infrared receiving tube GD4 is connected to the sensitivity control circuit 202, and the gate terminals of the field effect transistor T14, the field effect transistor T15 and the field effect transistor T16 in the sensitivity control circuit 202 and the DSP processor SH69P56, respectively.
  • the 64th pin, the 13th pin and the 1st pin are electrically connected to adjust the sensitivity of the light intensity signal of the welding arc received by the infrared receiving tube GD3 and the infrared receiving tube GD4.
  • the photosensitive module 3 includes an ambient light level sensor GDI, an ambient light level sensor GD2, and a light intensity signal amplifying circuit 301.
  • the ambient light level sensor GDI and the ambient light level sensor GD2 are connected in parallel for receiving different intensity of the welding arc.
  • the parallel circuit of the light, the ambient light level sensor GDI and the ambient light level sensor GD2 is electrically connected to the light intensity signal amplifying circuit 301, and the light intensity signal amplifying circuit 301 is connected to the pin 15 of the DSP processor SH69P56.
  • the light intensity signal amplifying circuit 301 outputs different light ray information of the welding arc received by the ambient light brightness sensor GDI and the ambient light brightness sensor GD2 to the 15th pin of the DSP processor SH69P56, and the DSP processor SH69P56 is based on The different input voltages of pin 15 are output to the control module 5 with corresponding control signals.
  • the ambient light brightness sensor is used to simulate human eyes, and the peak photosensitive wavelength is 520 nm.
  • the built-in infrared filter can resist infrared interference.
  • the manual setting module 4 includes a sensitivity setting circuit, a delay setting circuit, and a transmittance setting circuit, and the sensitivity setting circuit, the delay setting circuit, and the transmittance setting circuit all adopt a button setting circuit form; a sensitivity setting circuit
  • the sensitivity adjustment button SW3 is respectively connected with the 11th pin of the DSP processor SH69P56 and the ground, and the sensitivity of the liquid crystal lens to the arc is set;
  • the delay button SW5 of the delay setting circuit and the 11th pin of the DSP processor SH69P56 and The 62th pin is electrically connected, and the delay time of the liquid crystal lens from receiving the signal to changing the light transmittance is set;
  • the transmittance adjusting button SW4 of the transmittance setting circuit is connected with the 12th pin of the DSP processor SH69P56 and the ground, and is set.
  • Fixed liquid The minimum light transmittance when the crystal lens is in operation.
  • the sensitivity button SW3 is provided with four files, and the grinding or cutting state is switched as needed.
  • the highest sensitivity causes a weaker optical signal to be triggered by the system;
  • the time delay button SW5 can be set to fast (fas t) and Slow ( s low ) two steps;
  • the light transmittance fine adjustment button includes five files of the "RESET / ADJ” button and "OFFSET” button, each press the “RESET / ADJ” button, it increases or decreases 0. 5 black Degree, switch back and forth between the five files.
  • the "OFFSET” button is pressed, the current acquisition value is changed, and the DSP parameters for the light intensity are reset. The user can manually set different transmittances according to different eye habits to obtain different dark states of the liquid crystal lens.
  • the signal processing circuit of the adjustment module 5 is as shown in FIG. 6.
  • the signal processing circuit of the adjustment module 5 includes a liquid crystal lens circuit 501, a high voltage cutoff circuit 502, a calender voltage detecting circuit 503, and a pulse output circuit 504;
  • the liquid crystal lens circuit 501 is electrically connected to the liquid crystal lens J2, the high voltage cutoff circuit 502, the blue light voltage detecting circuit 503, the pulse output circuit 504, and the No. 2 pin and the No.
  • the voltage cut-off circuit 502 is electrically connected to the 5th pin and the 14th pin of the DSP processor SH69P56, respectively, for adjusting the working voltage applied to the two ends of the liquid crystal lens J2; the Dawning voltage detecting circuit 503 and The 17th pin of the DSP processor SH69P56 is electrically connected to detect the supply voltage of the liquid crystal lens group, so that the DSP processor SH69P56 tracks different working voltage values to make corresponding compensation calculations; the pulse output circuit 504 and the DSP processor SH69P56 respectively The 6th pin and the 9th pin are electrically connected.
  • the DSP processor SH69P56 outputs a reference pulse signal to the liquid crystal lens circuit 501 through the 2nd pin and the 4th pin, and outputs a control signal to the pulse output circuit 504 through the 6th pin and the 9th pin, according to the manual setting module 4
  • the set sensitivity and minimum light transmittance are used to adjust the base voltage value to which the pulse output voltage is applied to the liquid crystal lens J2.
  • a colorless glass and a filter are also included, and the liquid crystal lens 6 is two, and the colorless glass, the liquid crystal lens 6 and the filter are sequentially overlapped.
  • the colorless glass also protects the liquid crystal lens 6 from the welding spark. Burning, so that the life of the liquid crystal lens 6 is longer, the filter filters out ultraviolet rays and infrared rays to ensure the human eye is protected from ultraviolet rays and infrared rays.
  • the power module of the embodiment uses the lithium battery to provide power support for the circuits of the other groups of modules, thereby ensuring that the circuit of the dimming liquid crystal welding goggles of the present invention is more stable and has a longer service life.
  • the sensitivity adjustment button SW3 transmits the sensitivity adjustment signal to the 11th pin of the DSP processor SH69P56, and the 1st pin, the 13th pin and the 64th pin of the DSP processor SH69P56 The signal is output to the sensitivity control circuit 202 in the circuit of the light triggering module 2 of FIG. 3 to realize the adjustment of the sensitivity.
  • the transmittance adjustment button SW4 transmits the transmittance adjustment signal to the 12th pin of the DSP processor SH69P56
  • the delay button SW5 transmits the delay setting information through the 62nd pin and the 11th pin.
  • the infrared receiving tube GD3 and the infrared receiving tube GD4 are turned on, and the turn-on signal is transmitted to the 14th pin of the DSP processor SH69P56 through the amplifying circuit 201, and the DSP processor SH69P56 starts according to The above three parameters are set for data processing.
  • the light intensity signal amplifying circuit 301 transmits the light intensity signal to the pin 15 of the DSP processor SH69P56.
  • the DSP processor SH69P56 outputs a reference pulse signal to the liquid crystal lens circuit 501 through the No. 2 pin and the No. 4 pin, and outputs a control signal to the pulse output circuit 504 through the No. 6 pin and the No. 9 pin.
  • the base voltage value to which the pulse output voltage is applied to the liquid crystal lens J2 is adjusted according to the sensitivity and the minimum light transmittance set by the manual setting module 4.
  • the illuminating voltage detecting circuit 503 for detecting the power supply voltage of the liquid crystal lens J2 passes the No. 17 pin of the DSP processor SH69P56, so that the DSP processor SH69P56 tracks different operating voltage values to make a corresponding compensation calculation.
  • the high voltage cutoff circuit 502 is used to adjust the two voltages of the liquid crystal lens J2
  • the working voltage of the terminal, the DSP processor SH69P56 outputs a control signal to the high voltage cut-off circuit 502 through the 5th pin and the 14th pin, and outputs the required voltage through the liquid crystal lens circuit 501 to drive the liquid crystal lens J2 to realize the liquid crystal lens J2. Adjustment of light transmittance.
  • the DSP processor SH69P56 outputs control signals to the regulator module 5 circuit through the 2nd pin, the 4th pin, the 6th pin, the 9th pin, the 5th pin, and the 14th pin, and passes the control signal.
  • the No. 17 pin tracks different working voltage values, makes corresponding compensation calculations, and further adjusts the control signal output to the circuit of the adjustment module 5, thereby changing the pulse output voltage of the liquid crystal lens J 2 to achieve the set sensitivity and The minimum light transmittance, and can automatically adjust the light transmittance of the liquid crystal lens with the intensity of the arc.

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  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Liquid Crystal (AREA)

Abstract

L'invention concerne des lunettes de soudeur à cristaux liquides optiques variables comprenant un module (1) de commande, un module (2) déclencheur optique, un module (3) photosensible, un module (4) de réglage manuel, un module (5) régulateur et des lentilles (6) à cristaux liquides. Le module (4) de réglage manuel est utilisé pour régler des paramètres apparentés des lunettes de soudeur à cristaux liquides optiques variables. Lors du soudage, le module (2) de déclenchement optique reçoit le signal optique de l'arc de soudage et déclenche le module (1) de commande; le module (3) photosensible est utilisé pour capturer les informations de l'intensité de l'arc de soudage et pour les envoyer au module (1) de commande; le module (1) de commande envoie un signal de commande au module (5) régulateur sur la base des informations de l'intensité de l'arc de soudage reçues à partir du module (3) photosensible et des paramètres réglés par le module (4) de réglage manuel; le module (5) régulateur ajuste le taux de transmission lumineuse de la lentille (6) à cristaux liquides, selon le signal de commande reçu. Les lunettes de soudeur à cristaux liquides optiques variables augmentent de manière fonctionnelle la flexibilité des soudeurs tout en protégeant les yeux des soudeurs.
PCT/CN2010/071765 2010-04-13 2010-04-14 Lunettes de soudeur à cristaux liquides optiques variables Ceased WO2011127656A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010145456.9A CN102217988B (zh) 2010-04-13 2010-04-13 一种变光液晶焊接护目镜
CN201010145456.9 2010-04-13

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WO2011127656A1 true WO2011127656A1 (fr) 2011-10-20

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CN104656273B (zh) * 2015-02-04 2018-03-16 深圳市弘祥光电科技有限公司 护目镜
CN105867042B (zh) * 2016-06-27 2019-04-02 京东方科技集团股份有限公司 一种智能反光调节装置、其调节方法及防眩后视镜
CN106344263B (zh) * 2016-08-29 2019-05-14 常州迅安科技股份有限公司 一种高暗度多功能自动变光焊接滤光镜
CN106496990A (zh) * 2016-10-07 2017-03-15 常州市鼎日环保科技有限公司 一种焊接护目镜材料的制备方法
CN107966834B (zh) * 2016-10-20 2020-08-28 泰克曼(南京)电子有限公司 可实现高遮光号的自动变光过滤器
US20200114456A1 (en) * 2018-10-10 2020-04-16 Lincoln Global, Inc. Systems and methods including a head-mounted device for use in arc welding
CN115022520B (zh) * 2022-07-07 2024-10-29 维沃移动通信有限公司 摄像模组、电子设备、控制方法和控制装置

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US20220378617A1 (en) * 2021-06-01 2022-12-01 Changzhou Shine Science & Technology Co., Ltd. Automatic darkening filter with adaptive parameter adjustment and working method thereof
US11698298B2 (en) * 2021-06-01 2023-07-11 Changzhou Shine Science & Technology Co., Ltd. Automatic darkening filter with adaptive parameter adjustment and working method thereof

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