WO2018104230A1 - Dispositif de protection, dispositif de protection et casque offrant une protection contre un rayonnement lumineux entrant - Google Patents

Dispositif de protection, dispositif de protection et casque offrant une protection contre un rayonnement lumineux entrant Download PDF

Info

Publication number
WO2018104230A1
WO2018104230A1 PCT/EP2017/081376 EP2017081376W WO2018104230A1 WO 2018104230 A1 WO2018104230 A1 WO 2018104230A1 EP 2017081376 W EP2017081376 W EP 2017081376W WO 2018104230 A1 WO2018104230 A1 WO 2018104230A1
Authority
WO
WIPO (PCT)
Prior art keywords
protective
sensor device
incident light
light
protection
Prior art date
Application number
PCT/EP2017/081376
Other languages
German (de)
English (en)
Inventor
Gunnar Ritt
Bernd Eberle
Bastian Schwarz
Michael Körber
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of WO2018104230A1 publication Critical patent/WO2018104230A1/fr

Links

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment
    • B23K26/706—Protective screens

Definitions

  • the invention relates to a protective device for protection against incident light radiation, in particular incident
  • Laser radiation comprising at least one sensor device which is adapted to detect incident light radiation and a computer unit to which the measurement signals of the sensor device can be fed and which is adapted to detect light radiation incident on the basis of the measurement signals and protective measures against the incident
  • the invention relates to a method for protection against incident light radiation, in which incident with a sensor device incident light radiation is detected and a computer unit, the measurement signals of the sensor device are supplied to detect based on the measurement signals incoming light radiation and to initiate protective measures against the incident light radiation
  • Portable devices that are capable of emitting high intensity light beams in one or more wavelengths, such as laser pointers, are very popular and widely used. With the ability to restrict the view ⁇ ability of other persons by aligning the intense rays of light on the eyes, that is, to be blinded by the possibility of other people, however, these devices also have a large potential risk. In the worst case, blinding can lead to permanent damage to health of the blinded persons.
  • police officers on duty e.g. at
  • the solutions for protection against blinding attacks as e.g. in DE 10 2014 205 907 AI or DE 10 2014 205 908 AI are given, which are directed to the installation of optical fibers in spectacles, not suitable for larger surfaces. Namely, the incident light rays are led away laterally from the incidence surface, resulting in an insufficient intensity for the detection of large surfaces such as helmet sights or viewing windows.
  • Light radiation can not be used against glare attacks. These are in fact aimed at the detection of the entire ambient light against which the punctual irradiation - even with high intensity - is not sufficient to trigger the dimming.
  • the invention is therefore based on the object, a
  • the object is achieved by a device according to claim 1 and a method according to claim 8.
  • the protection device according to the invention for protection against incident light radiation, in particular incident light radiation
  • Laser radiation contains at least one sensor device and a computer unit.
  • the sensor device contains at least one imaging sensor which is adapted to at least one spatially resolved image of a
  • the data of the sensor device are fed to the computer unit either directly or via an A / D converter.
  • the computer unit is set up to detect incident light radiation on the basis of the measurement signals of the sensor device and to initiate protective measures against the incident light radiation.
  • the protective device is thus distinguished by the fact that the incidence of potentially blinding light rays is detected by the recording of one or more images or a film.
  • a sensor device is used, which receives the image and generates measurement results.
  • the measurement results can hereby already be captured by the Sensorvor ⁇ directional image data, or produced in the sensor device from the image data.
  • the sensor device can take the image in several sectors, for example a two-dimensional pixel array, or split the image into such sectors after the image has been taken.
  • the sensor device can be, for example, a camera, in particular a CCD or CMOS camera, an image intensifier tube, a quadrant detector, a photodiode array or another type of detector not mentioned here. It is essential that the Sensorvor ⁇ direction comprises a plurality of subareas or pixels, which allow the spatially resolved recording of one or more images of the surface.
  • the inclusion of images of the surface to be monitored ensures in a simple manner that a light incidence on the entire surface can be taken into account.
  • the surface can be arbitrary as long as the interaction of the light beam with the surface leads to a part of the light beam being scattered or reflected in the sensor device. So it can be observed in the
  • Layer e.g. a viewing window
  • Laser beam is partially scattered or reflected at the interfaces of the transparent layer.
  • the passage point of the light beam is therefore visible on a recording of the surface.
  • optional scattering structures may be present for this purpose,
  • a surface lying behind the transparent layer of the Sensor device are observed from which the light beam is backscattered or reflected.
  • the surface may also be the face or another body part of a person endangered by a glare attack.
  • the detected light beams may be electromagnetic radiation of any wavelength, in particular ⁇ visible light, infrared or UV radiation or any mixture thereof.
  • the term "light rays" does not necessarily refer to a spatially contiguous and localized light bundle.
  • a "light beam” is hereafter referred to as the sum of the surface area observed on a particular, observed surface area
  • the potentially harmful to the eyesight of persons harmful light can be strongly collimated, so that it contained single rays parallel or nearly parallel to each other. Single rays of the light beam can also diverge or converge. Potentially dangerous light rays may originate, in particular, from a laser light source, such as a laser pointer.
  • the computer unit such as a microprocessor, a computer, an FPGA (Field Programmable Gate Array) or the like, evaluates the measurement results or measurement data generated by the sensor device.
  • the computer unit may be the
  • the computer unit can the
  • the computer unit can be assigned to the sensor device and connected directly to it.
  • the computer unit can also be centralized, e.g. in one
  • the communication between Sensor device and computer unit can then be at least partially wireless.
  • Measurement data shows that light beams of a specific class, for example light concentrated in a narrow space, coherent light or light of a specific intensity or wavelength, have fallen onto and / or passed through the observed surface. If such light rays detected is determined from the measurement results, whether it is in the light ⁇ radiate a potentially dangerous incident
  • the light beam is, i. e. whether the light beam has predetermined properties with regard to wavelength, intensity, coherence and / or intensity distribution, which the eyesight of
  • the computer unit may cause the output of an optical or audible warning signal. This may be due to in the fender or external
  • the computer unit may cause the transmittance of a layer through which the light beam passes when this layer is designed to be reduced.
  • a layer through which the light beam passes may be layers which contain or consist of a liquid crystal element, which by an electrical signal from a translucent state to an opaque state
  • thermochromic filters can be used. Switching from one state to the other Condition takes place in such a short time that damage to and / or impairment of the vision of affected persons is avoided or at least reduced.
  • the protection device is therefore based on the
  • the sensor device may also comprise means for detecting the incidence of
  • the surface may be provided with an array of temperature sensors that allow the temperature change due to the incidence of the light rays to be detected and thus detected. Again, this does not capture the image of the surface
  • the sensor device may be adapted to measurement results over the frequency spectrum and / or the total ⁇ intensity and / or the intensity distribution of the
  • Colors to be determined e.g. for red, green, blue, infrared and / or UV.
  • Frequency spectrum i. the colors contained in the picture, the total intensity and / or the intensity or
  • Brightness distribution (for all included frequencies together or frequency-selective) can be determined on the one hand, whether on an image the incidence of light rays was recorded, on the other hand, which properties have the light rays, ie which wavelength, which
  • a laser beam can be e.g. over a locally strongly concentrated occurring intensity in a certain
  • Wavelength or detect the occurrence of speckle patterns on the image By evaluating the measurement results, e.g. the incidence of a laser beam from an intense, but harmless reflection of sunlight are differentiated. This will prevent the
  • the computer unit may be configured to use the
  • Image data can be read, it is through the
  • Computer unit e.g. by Fourier analysis of the image or automatic image analysis algorithms known per se,
  • Light rays such as frequencies, intensities and / or
  • the protection device also makes it possible to detect incidence of light rays that can not be detected on the basis of the mere image data, and to take protective measures against it. This increases the guaranteed by the protection device
  • the computer unit may be configured to use the
  • the positionally accurate detection of the light beams can for
  • Example done by capturing changes in intensity at specific wavelengths in a given area of the image For this purpose, information, such as a table, may be stored in the computer unit, which determines the individual areas of the image of certain areas of the image
  • the computer unit can thus in principle known manner from the analysis of the observed image, the location of the incidence of the light rays on the
  • a visual or audible warning may refer to the particular location.
  • Light rays transparent can be switched in a partially or completely opaque state. It can thus be specifically addressed to the threat of light rays by these are blocked or attenuated locally. As a result, the view through the layer remains virtually undisturbed. This is particularly important if the view can not be completely dispensed with, such as when the light rays are incident through the window of a vehicle or the visor of a helmet.
  • the computer unit can be set up to use the measurement results to determine whether the light beams have been generated by a laser and can take protective measures
  • the determination of the frequency width of the light beams, the spatial distribution of the light beams and the observation of speckle patterns generated by the coherence of laser light on the observed surface are suitable for the reliable determination of laser light. This can ensure that protective measures can be taken specifically against laser light.
  • the windows of vehicles or their interior may be monitored with the sensor device to analyze the images produced for incident light rays of a certain degree of endangerment.
  • the disc can also be complete
  • the protection device may also be part of a protection device for carrying by a user.
  • the protective device in this case comprises a protective filter, which is arranged when worn in front of at least one eye of the user and which is adapted to allow a review by the user, and a support unit, which when worn on the User is arranged and to which the protective filter is attached.
  • the protective device then serves for the immediate protection of the eyes of a person, who has a e.g. as protection glasses or the like designed protection device carries. It is crucial that the protective device has a protective filter through which the light rays must pass before they can come into an eye of the person to be protected. This can then be detected by the protection device and prevented by the introduction of protective measures.
  • the protective filter can be held in any way by the support unit in front of or the eyes of a user.
  • the carrying unit may, for example, at the head of the
  • the carrying unit can also be arranged at other parts of the user's body, e.g. in the neck, shoulder, chest or arm area and hold the viewing window by further means known for this purpose, such as metal or plastic strap, in the position in front of the user's eye.
  • the surface observed by the sensor device may be part of the protective filter and / or the face of the user, and the sensor device may be adapted to
  • the computer unit can be set up to reduce and / or reduce the permeability of the protective filter for the detected light beams as a protective measure
  • Acoustic warning signal can be a danger to the user can be reduced, as it allows them to move the head from the direction of incidence of the light rays and / or to close (or one) eyes.
  • the computer unit can be set up as
  • the protection filter is darkened or switched from a transparent to an opaque state, the user can continue to orient himself in his environment.
  • the protective device described above can as a
  • the protective filter may be a visor of the protective helmet and the carrying unit may be a helmet body of the protective helmet to which the visor is attached.
  • the Sensor device may then be arranged such that the visor and / or the face of the user can be detected by the sensor device. This makes it possible to equip emergency forces with protective helmets, which effectively protect the emergency personnel against glare attacks.
  • Fig. 1 is a schematic representation of an embodiment of a protective device according to the present invention.
  • Fig. 2A and 2B are schematic representations of execution ⁇ shapes configured as a protective helmet protection device according to the present invention.
  • Fig. 1 shows a protective device 100 for protection against incident light rays L, wherein the incident
  • Light rays (L) may be in particular laser beams.
  • the protection device 100 comprises a sensor device 110, a computer unit 120 and optionally a signal unit 130.
  • the sensor device 110 is configured to record images of a surface 150 on which light rays L may be incident.
  • the sensor device 110 can record the images continuously or in predetermined periodic
  • the receiving area of the sensor device can be formed in n ⁇ m individual segments, such as pixels,
  • the sensor device 110 may be e.g. a CCD camera whose field of view is directed to the surface 150. However, the sensor device 110 can also be configured differently, e.g. as a quadrant detector or
  • the sensor device comprises measuring devices embedded in the surface 150 (not shown), such as temperature sensors, which have a Change in a state of the surface 150, such as the temperature, due to incidence of light can detect.
  • the sensor device 110 generates the image for each recording
  • Distribution of different frequencies within the image i. the frequency spectrum of the radiation within different two-dimensional areas within the image.
  • Pre-processing can be done in the sensor device 110 or not in the computer unit 120 or others
  • An image taken by the sensor device 110 of an incidence of light rays L on the surface 150 thus contains information about the properties of the light rays L, e.g. on the wavelength of the light contained in the light rays L, on the spatial distribution of the
  • Sensor device 110 generated image data or measurement results to the computer unit 120, as indicated in Fig. 1 by the arrow PI.
  • the computer unit 120 leads then all, in principle, known processing and / or evaluation steps to from the image data or
  • the computer unit 120 may in this case be arranged spatially close to the sensor device 110, e.g. in the same housing.
  • the computer unit 120 can also be part of a central, remote
  • Processing station be about a data center.
  • Computing unit 120 may then be at least partially wireless, e.g. via a wireless network.
  • the computing unit 120 may determine the measurement results e.g. in
  • the computer unit 120 determines the light of which frequency and which intensity has fallen when picking up the image on which point of the surface 150. This provision takes place in a very short time.
  • the determination can be faster than 0.8 s or faster than 0.5 s or faster than 0.2 s.
  • the computer unit 120 can thus determine which properties have on the surface 150 incident light at which location. In the determination can be detected in recourse to previously made recordings of the surface 150 a constant over several shots of light as ambient light. This can be done by comparing it with the
  • the computer unit 120 then adjusts the properties of the incident light beams L determined for the individual areas of the surface 150 with given properties, which have been classified as dangerous to the eyesight of humans. If the specific properties of a light beam L striking the surface 150 coincide with the predetermined properties evaluated as potentially dangerous, the computer unit 120 initiates protective measures against the incidence of this light beam L.
  • the computing unit 120 may use a spatially concentrated high intensity of a particular frequency width, i. of a particular color, suggest that a beam of light is directed at surface 150. If the intensity is considered dangerous to the eyesight of humans, the protective measures are initiated.
  • a laser beam can also be detected as such by a speckle pattern occurring due to the high coherence of the laser beam solely on the basis of the spatial distribution of the light beams L visible on the surface 150 for the sensor device 110.
  • every other combination can also be used to detect a laser beam.
  • various state variables of the incident light beams are used to define property classes, in the presence of the computer unit 120 initiates the protective measures.
  • the protective device 100 thus allows to take specific protective measures for certain types of light.
  • the surface 150 may hereby be transparent to the incident light rays L, as shown in FIG. the sensor device generates images of the passage of the
  • Light rays through the surface 150 a for the Light rays L transparent layer This is possible because even highly collimated and focused light beams, such as laser beams, scatter when passing through a medium at the interface layers of the medium. This stray light can be detected by the sensor device 110, even if the light beams are not directed to the sensor device 110.
  • the surface 150 may also be impermeable to the light rays L.
  • the sensor device 110 is disposed on the side of the surface 150 from which the light rays L are incident (in Fig. 1, therefore, to the left of the surface 150 instead of the right as shown). The sensor device 110 then generates images that reflect the light backscattered or reflected from the surface 150 or the influence of the absorption of the
  • Light rays L through the surface 150 point to this. These images also allow the computer unit 120 to determine the properties of the incident light beams L.
  • the term includes
  • Light rays are all kinds of light. “Light rays” within the meaning of the invention can be considered the sum of the various
  • Light components are understood to be on a
  • the computer unit 120 When dealing with potentially dangerous light beams L, the computer unit 120 initiates protective measures against these light beams L.
  • these protective measures in the manipulation of the surface 150 consist.
  • the computer unit 120 can control actuators, not shown, which adjust an orientation of the surface 150 in such a way that there is no risk for persons due to the light beams.
  • the computing unit 120 may also cause the optical path of the light beams L to be blocked. This can be done for example by the introduction of mechanical shutters. The blockage of the optical path of the light beams L need not occur in the vicinity of the surface 150. It is also possible that the
  • Computing unit 120 has a geometric model of the environment of the surface 150 and from the potential
  • the surface 150 may be the surface of a material whose permeability to light of a particular wavelength is e.g. electronically controlled. Such materials are known in principle. For example, it may be at the
  • a protective measure may be that the computer unit 120 the
  • the entire liquid crystal screen can be switched to the non-transparent state or only the part by which classified as harmful
  • the protective device 100 has the optional signal unit 130.
  • the protective measures can also therein
  • the computer unit 120 instructs the signal unit 130 to output a warning signal which warns against the incidence of the light beams which have been identified as potentially dangerous.
  • This warning signal can be visual and consist for example in the display of a message on a display / screen or the lighting of a warning lamp. But it can also be an acoustic signal that is output via a speaker or a vibration alarm or a
  • warning signal does not eliminate the immediate danger from the incident light rays L, it may result in users of the protection device 100 taking additional precautions.
  • Light rays L for example in a vehicle in fast driving.
  • the protective device 100 shown in FIG. 1 thus makes it possible to reliably monitor large-area surfaces 150 for the incidence of potentially dangerous light,
  • FIGS. 2A and 2B A protective device designed as such a protective helmet 200 is shown in FIGS. 2A and 2B.
  • the protective helmet 200 has a protective filter designed as a sight 250 and a carrying unit designed as a helmet body 260.
  • the protective helmet 200 has a protective device for protection against the Incidence of light rays as described above.
  • the visor 250 is arranged on the helmet body 260
  • the visor 250 may be firmly connected to the helmet body 260, so that no relative movement of the visor 250 to
  • Helmet body 260 is possible.
  • the visor 250 may also be rotatable relative to the helmet body 260, e.g. hinged upwards and / or to the side, be arranged and / or completely from
  • Helmet body 260 can be removed, as shown in Figs. 2A and 2B.
  • the visor is transparent on the one hand in a visible wavelength range, so that the user of the protective helmet 200 can visually perceive its surroundings through the visor, and protects the other to the face and eyes of the
  • the sight 250 can also restrict or completely block the incidence of light in a predetermined wavelength range which is not necessary for the detection of the surroundings.
  • one or more wavelengths, including the visible spectrum may be attenuated by the sight 250.
  • wavelength ranges, such as infrared or UV through the visor 250 from the incident through the sight 250
  • the visor 250 may also include a liquid crystal layer or other electrically switchable filter, as described above, with which the transparency of the visor 250 as a whole and / or in a specific wavelength range and / or in a predeterminable partial area variable for one and / or more Wavelengths to the uttermost
  • the helmet body 260 serves as a carrying unit to hold the visor 250 in front of the eyes of the helmet wearer. In addition, the serves
  • Helmets generally also the protection of the head portion of the helmet wearer, in particular against mechanical effects.
  • the helmet body 260 is generally made of an opaque, rigid material.
  • the sensor device 210 of the protection device against the incidence of light rays is disposed in the protective helmet 200 so that it can detect the incidence of light rays on the visor 250 or the face of a wearer of the protective helmet 200 and hold it by taking pictures.
  • either the face of the helmet wearer or the visor 250 serve as surfaces in the sense of the above description.
  • the light backscattered and / or reflected by the face is picked up, as it passes through the sight 250, the light scattered and / or diffracted at the visor interfaces.
  • both the visor 250 and the face of the helmet wearer are provided by a sensor device 210, e.g. a wide-angle camera, such as a fisheye camera, or can be recorded by various sensor devices 210.
  • the inclusion of the visor 250 and / or the face of the helmet wearer closes, if necessary, the closer
  • the sensor device 210 may be comprised of a plurality of sensors, such as cameras
  • a sensor device 210 Face of a helmet wearer (Fig. 2B) are directed. If a sensor device 210 is designed as an individual sensor, a plurality of sensor devices 210 can also be present. The viewing angle of the sensor devices 210 can be determined freely for each sensor device 210. It is therefore also possible both the face of the user or wearer of the protective helmet 200 and the helmet visor 250 and / or others Watch parts of the protective helmet 200 with the sensor devices 210.
  • a protective helmet 200 is shown as a protective device in FIGS. 2A and 2B, the invention is not limited to such protective helmets.
  • a protective device according to the invention is also present if, instead of the helmet body 260, an arbitrary carrying unit is provided, on which a
  • Protective filter can be attached so that they are
  • Carrying the carrying unit is arranged by the user of the protection device in front of at least one eye of the user.
  • the protective device can therefore be, for example, any kind of protective goggles.
  • the protective device can also only from one in front of at least one eye of the user by any, known in principle
  • Liquid crystal screen or a glass plate may be formed.
  • the protection device has to be arranged is not necessarily on the support unit and the protective filter of protection from ⁇ direction. Sensor devices of
  • Protective devices can also be arranged spatially separate from the other components of the protective device, e.g. at a different part of the body of the user. Also, the calculation of the properties of the light rays can be applied both by a decentralized to the body of the user
  • Computer unit as well as by a centrally provided, e.g. trained as a computer center, computing unit are executed by the protective measures by means of wireless
  • the invention is not limited to sensor devices
  • the images of the incidence of light rays by optical recordings produce. Recordings may also be caused by other physical principles, e.g. by measuring temperature changes in certain subregions of a surface. Especially high performance
  • Laser pointers can cause a transfer of energy to a layer that they penetrate through a local layer
  • Light rays can be hit.
  • a protective device is provided, with the large-area incidence surfaces for
  • Light rays which are potentially harmful to the eyes, can be monitored, and can initiate protective measures against the incident in the detection of such light rays.
  • This allows different groups of people, such as drivers, Pilots or emergency services, who perceive the environment through large-scale viewing windows, such as vehicle windows or helmet visors, to protect against glare attacks with the potentially visible light rays, such as laser light from laser pointers.
  • use in other protective devices, such as goggles is possible, their structure by the use of the invention

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Helmets And Other Head Coverings (AREA)

Abstract

L'invention concerne un dispositif de protection (100) protégeant contre un rayonnement lumineux entrant (L), présentant au moins un dispositif de détection (110) est conçu pour détecter un rayonnement lumineux entrant (L), et une unité de calcul (120) vers laquelle les signaux de mesure du dispositif de détection (110) peuvent être acheminés, et qui est conçue pour identifier un rayonnement lumineux entrant (L) en fonction des signaux de mesure et pour prendre des mesures de protection contre le rayonnement lumineux entrant (L), le dispositif de détection (110) comprenant un détecteur formant des images, ce détecteur étant conçu pour acquérir une image d'une surface (150). L'invention concerne également un procédé de protection contre un rayonnement lumineux entrant (L).
PCT/EP2017/081376 2016-12-06 2017-12-04 Dispositif de protection, dispositif de protection et casque offrant une protection contre un rayonnement lumineux entrant WO2018104230A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016224276.8 2016-12-06
DE102016224276.8A DE102016224276A1 (de) 2016-12-06 2016-12-06 Schutzvorrichtung, Schutzvorrichtung und Helm zum Schutz vor Lichteinstrahlung

Publications (1)

Publication Number Publication Date
WO2018104230A1 true WO2018104230A1 (fr) 2018-06-14

Family

ID=60574598

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/081376 WO2018104230A1 (fr) 2016-12-06 2017-12-04 Dispositif de protection, dispositif de protection et casque offrant une protection contre un rayonnement lumineux entrant

Country Status (2)

Country Link
DE (1) DE102016224276A1 (fr)
WO (1) WO2018104230A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5841507A (en) * 1995-06-07 1998-11-24 Barnes; Elwood E. Light intensity reduction apparatus and method
WO2002089714A2 (fr) * 2001-05-07 2002-11-14 Reveo, Inc. Dispositif anti-eblouissement
DE102012217326A1 (de) 2012-09-25 2014-03-27 Carl Zeiss Ag Sonnenschutzbrille mit geregelter Transmission sowie Verfahren zum Regeln der Transmission einer Sonnenschutzbrille
DE102014205908A1 (de) 2014-03-31 2015-10-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Schutzvorrichtung zum Schutz vor Laserstrahlung
DE102014205907A1 (de) 2014-03-31 2015-10-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Schutzvorrichtung zum Schutz vor Laserstrahlung
WO2016126587A1 (fr) * 2015-02-06 2016-08-11 3M Innovative Properties Company Appareil à filtre auto-obscurcissant, et procédé

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5841507A (en) * 1995-06-07 1998-11-24 Barnes; Elwood E. Light intensity reduction apparatus and method
WO2002089714A2 (fr) * 2001-05-07 2002-11-14 Reveo, Inc. Dispositif anti-eblouissement
DE102012217326A1 (de) 2012-09-25 2014-03-27 Carl Zeiss Ag Sonnenschutzbrille mit geregelter Transmission sowie Verfahren zum Regeln der Transmission einer Sonnenschutzbrille
DE102014205908A1 (de) 2014-03-31 2015-10-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Schutzvorrichtung zum Schutz vor Laserstrahlung
DE102014205907A1 (de) 2014-03-31 2015-10-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Schutzvorrichtung zum Schutz vor Laserstrahlung
WO2016126587A1 (fr) * 2015-02-06 2016-08-11 3M Innovative Properties Company Appareil à filtre auto-obscurcissant, et procédé

Also Published As

Publication number Publication date
DE102016224276A1 (de) 2018-06-07

Similar Documents

Publication Publication Date Title
EP3688511B1 (fr) Système d'affichage destiné en particulier à un véhicule, et véhicule muni dudit système d'affichage
EP2029073B1 (fr) Dispositif de protection pour le visage et anti-éblouissement destiné à des personnes se trouvant dans des zones de travail comportant des rayonnements dangereux, nocifs ou parasites, en particulier à des soudeurs
EP2558886B1 (fr) Dispositif de surveillance d'au moins une zone de sécurité tridimensionnelle
AT505338B1 (de) Verfahren zur wahrnehmungsmessung
DE102010024407B4 (de) Verfahren und Vorrichtung zur Bestimmung der Augenposition
EP1969355A1 (fr) Procede et systeme de detection de defauts de materiau dans des pieces
EP1706773A1 (fr) Systeme de vision nocturne a filtre optique partiel pour des vehicules automobiles
DE102005028490B4 (de) Kamerasystem
AT517348B1 (de) Vorrichtung und Verfahren zur Augenüberwachung
EP3566018B1 (fr) Système laser doté d'un dispositif de protection
DE102010010030B4 (de) Vorrichtung zum Darstellen einer Umgebung
DE102018132475A1 (de) Vorrichtung zur erfassung von biometrischen merkmalen eines gesichts einer person sowie anordnung umfassend eine solche
US10268052B2 (en) Device and method for protecting the eyes from radiation
DE102014221190A1 (de) Infrarotmuster in Scheiben von Fahrzeugen
WO2018028759A1 (fr) Lunettes de protection contre un rayon laser pour la protection complète, indépendante des longueurs d'onde, contre des rayons laser haute puissance
WO2018104230A1 (fr) Dispositif de protection, dispositif de protection et casque offrant une protection contre un rayonnement lumineux entrant
DE102014205907B4 (de) Schutzvorrichtung zum Schutz vor Laserstrahlung
DE102014205908B4 (de) Schutzvorrichtung zum Schutz vor Laserstrahlung
EP1148718A2 (fr) Dispositif et méthode de prise de vues et affichage d'images
DE102020123961B4 (de) Laserschutzbrille mit einem Sensor in Verbindung mit einer lichtleitenden Schicht
DE102020121110B4 (de) Laserschutzbrille mit einer Ablenkvorrichtung
DE102010006661B4 (de) Verfahren und Vorrichtung zum Abbilden einer Umgebung auf eine Detektoreinrichtung
DE102004040148A1 (de) Lichtschutzbrille
DE3511263A1 (de) Strahlungsschutzbrille
DE10205250B4 (de) Optisches Bandsperrenfilter und elektronische Überwachungskamera mit einem solchen Filter

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17808904

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17808904

Country of ref document: EP

Kind code of ref document: A1