WO2020221772A1 - Dispositif d'éclairage d'une zone à motifs - Google Patents

Dispositif d'éclairage d'une zone à motifs Download PDF

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Publication number
WO2020221772A1
WO2020221772A1 PCT/EP2020/061808 EP2020061808W WO2020221772A1 WO 2020221772 A1 WO2020221772 A1 WO 2020221772A1 EP 2020061808 W EP2020061808 W EP 2020061808W WO 2020221772 A1 WO2020221772 A1 WO 2020221772A1
Authority
WO
WIPO (PCT)
Prior art keywords
led
reflector screen
area
light
lighting means
Prior art date
Application number
PCT/EP2020/061808
Other languages
German (de)
English (en)
Inventor
Alexander Zündt
Ralph Zündt
Original Assignee
Zündt´s Filmgeräteverleih GmbH
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 Zündt´s Filmgeräteverleih GmbH filed Critical Zündt´s Filmgeräteverleih GmbH
Publication of WO2020221772A1 publication Critical patent/WO2020221772A1/fr

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/06—Special arrangements of screening, diffusing, or reflecting devices, e.g. in studio
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/06—Special arrangements of screening, diffusing, or reflecting devices, e.g. in studio
    • G03B15/07—Arrangements of lamps in studios
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0564—Combinations of cameras with electronic flash units characterised by the type of light source
    • G03B2215/0567—Solid-state light source, e.g. LED, laser
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0582—Reflectors
    • G03B2215/0585—Movable reflectors, e.g. change of illumination angle or direction

Definitions

  • the invention relates to a device for illuminating a motif area, having a reflector screen comprising at least one reflection element.
  • Corresponding devices for illuminating a motif area, having a reflector screen comprising a reflective element are basically known from the prior art.
  • Umbrella-like devices provided with a reflective material on the inside of the screen are known by the term softbox. These take up a light source in their center, the emitted light of which is emitted or directed to a subject area.
  • Such devices are relatively heavy and unwieldy when installed with a lamp.
  • the power supply for the lighting means must also be handled in addition to the device itself.
  • the field of application of the illuminant used can be restricted, so that it is necessary to carry several illuminants with you in order to use the illuminant with the corresponding effect depending on the application.
  • the invention is based on the object of specifying a device for illuminating a motif area which, in particular, offers simple and handy handling as well as a large scope of performance with regard to the lighting options or the illumination of the motif area.
  • the object is achieved by a device for illuminating a subject area according to claim 1.
  • the dependent claims relate to possible embodiments of the device.
  • the invention relates to a device for illuminating a subject area, having a reflector screen comprising a reflection element.
  • the device is characterized in that in or on the reflector screen, in particular in or on the reflection element, at least one LED illuminant, in particular a plurality of LED illuminants, is or is arranged for at least partially direct and / or indirect illumination of a motif area.
  • a direct illumination of the motif area means that the light emitted by the at least one LED illuminant is direct, ie directly or without an object standing in the room between the LED illuminant and the motif object of the motif area.
  • the at least one LED lamp is arranged in such a way that the light emitted by the LED lamp does not take a direct route, but only after it is reflected on a reflective surface, e.g. B. Wall or ceiling of a room is "steered" in the direction of the subject. If the light emitted by the LED illuminant experiences a reflection on reflective surfaces of the device itself and then reaches the subject area directly, this is to be understood as direct illumination.
  • the at least one reflection element is set up to form a three-dimensional shape, in particular a curved body with a light exit opening through which light exit opening the light emitted by the at least one LED illuminant can be exited to a motif area.
  • at least LED lighting means is arranged or formed or formed, at least in sections, in an interior of the body, which has a three-dimensional shape, at least during normal use.
  • the illumination of a motif object in the motif area can generally include the generation of different light and / or shadow effects as well as influencing the image characteristics or the effect of the motif object.
  • such devices are used to illuminate a subject object of a subject area when taking photos and / or films, with flash or continuous light devices being used.
  • the LED lamps described here are primarily intended as Continuous light sources are used. In this case, it may be necessary to change the location and / or the alignment of the device for illuminating a subject area, so that a low weight and easy handling are desirable. Because the reflector screen, in particular the reflective element, is provided with at least one LED light source, and especially in the event that the device does not include any other light sources in addition to the LED light sources, the total weight of the device is relatively low and can easily be combined with a Hand shifted or held.
  • the at least one LED lighting means can, for example, in or on a component of the reflector screen or in a component of the
  • Reflection element be arranged.
  • at least one LED lighting means can be arranged on the side of the reflector screen, in particular of the reflection element, facing the light exit opening.
  • At least one LED light source can also be arranged on the side of the reflector screen, in particular of the reflective element, facing away from the light exit opening.
  • Reflection element at least in sections, an opening and / or a transparent section and / or a translucent section which is arranged relative to the LED illuminant in such a way that the light emitted by the LED illuminant through the opening, the transparent section and / or the translucent section can pass through to reach a motif area via the light exit opening.
  • a first LED lighting means to be arranged on a side facing the light exit opening and a second LED lighting means to be arranged on a side of the reflector screen facing away from the light exit opening, in particular of the reflection element or in a component of the reflector screen, in particular of the reflection element.
  • the three-dimensional, in particular arched and / or curved body formed at least in sections by the at least one reflection element can for example have a symmetrical or asymmetrical shape at least in sections.
  • the three-dimensional, in particular arched, body has the shape of a rotationally symmetrical body, ie the body can be rotated by defined angles on an axis, in particular on its longitudinal axis, and in the process reproduces itself on itself; this can also be numerous rotational symmetry are designated.
  • the three-dimensional, in particular curved, body can alternatively or additionally have a rotationally symmetrical shape.
  • the three-dimensional body has, at least in sections, the shape of a pyramid, a truncated pyramid, a cone and / or a truncated cone.
  • the three-dimensional body can have the shape of a straight or inclined geometric body, in particular a polyhedron.
  • the base area and / or possibly the top surface of the geometric body, in particular a truncated pyramid-shaped or frustoconical geometric body can be that of an equilateral, equiangular, symmetrical and / or asymmetrical n-gon (polygon).
  • the jacket surface of the geometric body can have a straight course in section at least in sections, alternatively or additionally the jacket surface can also have a shape which is curved in section at least in sections.
  • the light exit opening or a projection of the edge of the light exit opening into a plane can have an n-angular shape, e.g. B. have the shape of an equilateral, equiangular or regular polygon which lies in particular in a main plane of extent of the light exit opening, ie in a plane formed by the light exit opening.
  • the three-dimensional, in particular arched, body can, for example, have the shape of a tub, a pot, a funnel, with a tub opening or a pot opening forming the light exit opening, so that the LED illuminants are preferably in an interior of the tub-like, pot-like or funnel-like body can be arranged.
  • the three-dimensional, in particular curved, body can be formed, for example, by a single reflection element or by a plurality of reflection elements. In the case of using a plurality of reflection elements, these can, for example, at least in the
  • Use position of the device or the reflector screen be arranged overlapping, so that the transitions of the individual, the three-dimensional, in particular curved, body-forming reflection elements are formed without interruption. Due to the curved shape of the body, on the inside or on the one facing the light exit opening
  • This aligned, bundled and / or focused light can have been generated by at least one (first) LED lamp of a first lighting device and / or by at least one further lamp, which is not necessarily based on LED technology, of another lighting device.
  • the at least one reflective element can be set up to form a three-dimensional shape, in particular a curved body, with a reflective area facing or facing the motif area, the at least one LED light source on the side facing away from the reflective area of the reflective element is arranged so that the light emitted by the at least one LED illuminant reaches the motif area for indirect illumination.
  • a device is thus provided which makes it possible to indirectly illuminate the subject area using its LED lighting means.
  • the three-dimensional shape of the body of the at least one reflection element serves on the one hand as a support means for supporting the at least one LED light source and for the other than a structural measure to prevent direct illumination of at least one LED light source carried by the reflective element, so that at least this one reflective element can only be used indirectly to illuminate the subject area.
  • the reflective element can optionally have a reflective surface which, when used as intended, is directed towards or facing a motif area.
  • the reflective surface can serve to reflect light directed towards the device on the motif area side and thus contribute as a surface that acts passively on the illumination of the motif area or an active component of the device in the illumination of the motif area.
  • the reflector screen and in particular the reflection element do not have any reflective and / or reflective areas for the light emitted by the device via the at least one LED lamp.
  • the in particular umbrella-like reflector screen serves as a volume body for holding the at least one lighting device or for holding at least one LED lamp and at the same time as an obstacle to prevent light from falling into the subject area from lighting or reflection sources located behind the device.
  • the at least one LED lighting means is in or on the side of the which faces the light exit opening
  • Reflection element is arranged or formed. This can have the advantage that in the case of a collapsible reflector screen in its collapsed state, the at least one LED illuminant is located inside the collapsed reflector screen and the at least one LED illuminant is thus protected from mechanical influences. It is possible that the at least one LED lighting means can be detachably or non-detachably in or on the reflector screen, in particular in or on the
  • Reflective element is attached.
  • a releasable, ie non-destructively releasable, attachment of the at least one LED light source to the reflector screen or in or on the reflective element enables an exchange of an LED light source, for example a defective one.
  • It can e.g. B. be provided that several (ie at least two, preferably a large number of) potential attachment locations for attaching an LED lamp in or on a reflector screen, in particular in or on a reflective element, and optionally all potential fastening locations with an LED lamp can be provided or an LED light source can be placed or fastened selectively at the desired fastening locations. So z. B.
  • the reflective element can be connectable to an energy supply unit at the potential fastening locations for an LED lighting means via an energy supply interface.
  • variable placement of the LED lamps ensures that a first LED lamp is placed in a first position on the reflector screen at a central position forming a first lamp device and in a further placement or position. is used in a further configuration of this LED lighting means in a decentralized area for at least partial formation of a further, decentralized lighting device.
  • the reflector screen comprises a folding mechanism and at least one, in particular flexible, reflective element, the reflective element being able to be displaced by the folding mechanism between an open or extended use position and a folded or retracted non-use position.
  • the stretched position of use means that in this position the at least one reflective element has a greater extent than in the folded-up non-use position and / or that in this position the at least one reflective element is positioned and / or aligned in such a way that at least one device-side light source, in particular at least one device-side LED Illuminants, by emitting light, illuminate the subject area, or that the emitted light can be used to illuminate the subject area.
  • the use position forms an arrangement and / or alignment of the at least one reflective element with a larger extension than is the case in a non-use position, in the non-use position the device and in particular the at least one reflection element occupy a more compact volume than in the use position.
  • the folding mechanism can, for. B. be constructed in the manner of an umbrella, typically the reflection element can have an at least partially flexible and / or elastic property, so that a tension acts on the reflection element preferably in the position of use.
  • the above-mentioned relative displaceability of at least one LED lamp to a carrier or the relative displaceability of the at least one carrier to a reflector screen relates to a displaceability that goes hand in hand without folding or folding the reflector screen and thus while it is in a use situation or position of use .
  • the reflector screen remains in its position of use during the displacement of the carrier, in particular the LED illuminant, possibly despite certain changes in geometry, in particular at least of reflective partial areas of the reflector screen.
  • an, in particular rechargeable, electrical energy storage unit for supplying energy to the at least one LED light source is arranged in or on the reflector screen, in particular the energy storage unit is detachably fastened in or on the reflector screen.
  • the fact that the motif area can be illuminated at least partially by means of LED lighting means can be used to supply them with energy relatively small and lightweight energy supply unit or energy storage unit are used. Because the energy supply unit or the energy storage unit is so compact and light, the manageability of the device is increased, in particular if the device is relocated.
  • the energy storage unit can be operated with an electrical voltage, in particular an output voltage, of 10 to 24 volts, in particular 12 to 16 volts.
  • the performance of the power supply unit can, for. B.
  • the energy storage unit can be connected to the reflector screen by a detachable, in particular detachable, fastening or connection without tools.
  • z. B. at least one energy storage unit can be connected to the reflector screen, in particular to the reflective element, via an energy supply interface. It can prove to be advantageous if the energy supply interface or the fastening of the energy storage unit is designed as a standardized interface or as a standardized fastening interface.
  • the energy supply interface or the fastening of the energy storage unit is designed as a standardized interface or as a standardized fastening interface.
  • the energy supply interface or the fastening of the energy storage unit is designed as a standardized interface or as a standardized fastening interface.
  • V-mount Energy supply unit with the reflector screen, in particular with the at least one reflection element, via a so-called V-mount
  • the energy storage unit can for example be used to supply energy to a part of the at least one
  • Lighting device or to supply energy to all lighting devices of the device. So that the energy storage unit can both the z. B. supply decentralized LED light sources as well as a centrally located additional light source.
  • an electrical battery and / or an electric accumulator can be used for the voltage supply of the LED lighting means, which has a low weight and a small volume, so that this contributes to an easily manageable device for illumination.
  • the at least one LED lighting means can, for example, via an electrical line connection with the
  • the Line connection is arranged or designed in such a way that during a displacement of the reflection element between the position of use and the position of non-use the line connection experiences no or a bend, in particular no or a fold, preferably the line connection is oriented at least predominantly radially to a fold center of the reflector screen. Because the line connection experiences no or as few bends as possible, the risk of a line break is reduced. In particular, when the reflector screen has an umbrella-like folding movement between a use position and a non-use position, it can be advantageous if at least some, in particular all, line connections extend radially from a fold center, since in this case there is little or no risk of bending , in particular a folding of the line connections results.
  • the reflector screen can stiffening elements, e.g. B.
  • struts include, which supports at least one flexible reflective element at least during the use position and / or tensions. It is possible for at least one line connection to run at least in sections, in particular predominantly, in or on a stiffening element.
  • An LED light source consists of a light-emitting diode and thus of a light-emitting semiconductor component whose electrical properties correspond to a diode.
  • a control unit which can be or is assigned to the at least one LED light source and by means of which at least one lighting parameter of the LED light source, in particular the light intensity and / or the color temperature and / or light color of at least one LED light source, can be changed at least in sections.
  • the control unit can change the at least one lighting parameter in a time-varying manner.
  • the device comprise a first group comprising at least one LED illuminant and a second group comprising at least one LED illuminant, the first and the second group being controllable independently of one another by one of the first and second groups of LED illuminants assignable or assigned control unit are.
  • the control can control the lighting parameters of the relate to the respective LED lighting means and / or the assignment of at least one LED lighting means to a defined group.
  • each individual LED lighting means can be connected directly or indirectly to the control unit. Because the lighting parameters of the at least one LED light source can be changed, it is easy and convenient to intervene in the action of the device while illuminating a subject area, so that a targeted change or influencing of the light and shadow effects in the illuminated subject of the subject area can be reached.
  • the control unit can control both the first and the further lighting device and thus in particular influence both the central and the decentralized light generation within the three-dimensionally shaped body.
  • the control unit can, for example, be connected to a portable electronic terminal or to an electronic mobile device via a wired or wireless data connection for the exchange of data, in particular control data.
  • the control unit itself can also be designed as the portable electronic terminal.
  • a smartphone, a tablet computer and / or a portable computer (eg laptop) can be used as the electronic terminal device.
  • a wireless connection of the electronic terminal can be implemented by means of a radio connection, in particular as a short-range radio connection (e.g. Bluetooth connection).
  • the data connection can for example be designed as a unidirectional or bidirectional connection.
  • the device has a first group comprising at least one LED illuminant and a second group comprising at least one LED illuminant, the LED illuminants of the first group being different from the LED illuminants of the second group in at least one Differentiate between parameters of the light that can be emitted in each case.
  • These parameters can e.g. B. in particular the light intensity, the color temperature and / or light color.
  • the grouped LED light sources can be designed so that they can be controlled variably via a control unit or have an unchangeable characteristic or property that is different at least in one parameter or of the light emitted by them, so that, for example, B.
  • a first group of LED lamps emits a light in a first color temperature and a second group of LED lamps emits a light in a color temperature different from the first color temperature, and by activating or deactivating the respective group of LED lamps, an effect based on the color temperature of the illumination of the subject area can be achieved.
  • a setting of the overall emission characteristic of the device for illuminating a subject area can be achieved through a different control of the at least two groups of LED lighting means.
  • the at least two groups of LED lighting means can be distributed homogeneously and / or inhomogeneously over the curved body or over the at least one reflection element.
  • a first group of LED light sources in the use position of a reflector screen, in particular umbrella-like, constructed in a sector section lying between two lines extending radially from a folding center of the reflector screen in the use position can be arranged or formed.
  • the device for illuminating a motif area comprises a connection area arranged or formed in or on a reflector screen, in particular in or on a reflective element, preferably in or on an edge area of the light exit opening, for at least temporary connection of the connection area to an attachment element.
  • the attachment element can be designed, for example, as a diffuser, spot attachment, screening flap, mask, film filter, glass color filter and / or honeycomb filter attachment.
  • the attachment element LED lighting means can cover the area of the reflector screen facing and / or facing away from the motif area, in particular the reflective element, at least in sections and thereby cover the Change the lighting characteristics of the LED light source.
  • a diffuser is to be understood as an aid by means of which hard direct light becomes perceptible as softer in the impression and extreme light-shadow contrasts and, if necessary, disturbing reflections are reduced.
  • the diffuser can be formed, for example, from a semi-transparent material and can, for. B. as a, in particular white, cloth or as a flexible element in the area of the light exit opening of the three-dimensional, in particular curved, body can be connected to the reflector screen via the connection area.
  • the connection of the attachment element with the reflector screen can preferably take place via a releasable non-positive and / or positive connection, e.g. B. this is designed as a Velcro connection. This z. B. be illuminated through the attachment element.
  • a further illuminant is arranged on the reflector screen, in particular the further illuminant is arranged in a central area of the reflector screen, the further illuminant being designed as a halogen spotlight, as an LED illuminant and / or as a daylight illuminant.
  • the further illuminant can be attached to the reflector screen in a detachable or non-detachable manner.
  • the central area of the reflector screen and / or the further illuminant can be arranged, for example, on a main axis of extent of the reflector screen and / or on a straight line extending perpendicular to the main axis of extent of the reflector screen.
  • the reflector screen have a recess, in particular a central opening, for receiving the further illuminant, wherein a receiving means for releasably receiving a further illuminant can be provided in the region of the recess or the central opening.
  • the receiving means can, for. B. be designed as a ring element which, in addition to the receiving function for the further lighting means, also has a stabilizing function for at least one component of the reflector screen, in particular at least one reflection element.
  • struts or stiffening elements can be fastened over the ring element, in particular in an orientation extending radially away from it.
  • a light source designed as a daylight light source is distinguished by emitted light with a color temperature of approx. 5300 to 6500 K and a spectral composition corresponding to natural light.
  • the light emitted by the further illuminant reaches the motif object or the motif area through the light exit opening.
  • the further illuminant is thus a supplementary illuminant provided in addition to the at least one LED illuminant, which can be attached to or removed from the device, for example, depending on the desired light effect.
  • the further illuminant to form a further illuminant in a central area of the body having a three-dimensional shape and thus to be arranged in addition to the LED illuminants which are arranged in or on the reflector screen or reflective element and which form a first illuminant.
  • the further lighting means, in particular LED lighting means, of the further lighting device can preferably be arranged or formed at a distance from the center of the reflector screen and thus be arranged around the centrally arranged further lighting means of the further lighting device.
  • the further lighting device is arranged centrally.
  • the central arrangement, in particular the arrangement of the further lighting device on an axis, in particular on a mirror axis, of the three-dimensional body optimizes the reflective property of the three-dimensional body for the light emitted from at least the further lighting device.
  • the further lighting device is arranged on a, in particular rod-shaped, carrier or includes such a carrier.
  • the rod-shaped carrier can preferably be arranged on or parallel to an axis, in particular to an axis of symmetry, of the body having a three-dimensional shape. At least one can do this Lighting means of the further lighting device and / or an LED lighting means of the first lighting device can be arranged on the end of the rod-shaped carrier facing away from the three-dimensional body. Because the LED lighting means is at a distance from the three-dimensional body and thus from the reflective areas of the reflection element, favorable radiation of the light emitted by the LED lighting means can be achieved.
  • the carrier can be designed in such a way that it enables a distance between the at least one further illuminant, in particular the further LED illuminant, from the body having a three-dimensional shape or from the reflective element.
  • At least one further lamp in particular further LED lamp
  • a carrier carrying at least one further lamp is displaceable relative to the reflector screen and / or relative to the reflection element, in particular at least a further illuminant, in particular a further LED illuminant, can be displaced along or parallel to the longitudinal axis of the carrier relative to the carrier and / or the carrier can be displaced along or parallel to its longitudinal axis relative to the reflector screen.
  • the movable mounting or the at least temporary mobility is given in each case in the case of a construction of the device intended for the purpose of illumination, that is to say, for example, that in the case of a built-up device or in the case of a built-up arched body this in its curvature or in its three-dimensional extension remains at least essentially unchanged and only a relative displacement of at least one further illuminant, in particular an LED illuminant, to a reflector screen, in particular to a reflective element, is carried out.
  • the reflector screen can have a different curvature in different areas makes it possible for the angle of incidence of the reflector screen to be reduced by the movement of the further illuminant, in particular the further LED illuminant, relative to the reflector screen or relative to the reflection element Lamp emitted light on the reflective surface of the reflector screen can be changed or varied.
  • the carrier is mounted in a carrier holder arranged on the reflector screen side or on the reflection element side, at least in sections, so as to be linearly movable and / or rotationally movable.
  • the mobility of the further illuminant, in particular the further LED illuminant, relative to the carrier and / or the movability of the carrier relative to the reflector screen can be blocked at least temporarily via a locking means.
  • the locking means enables an at least temporary locking of the mobility of the at least one further illuminant, in particular the at least one further LED illuminant, relative to the reflector screen or relative to the reflective element.
  • a carrier mounted movably relative to a reflection element can be designed to be lockable.
  • At least one lighting means, in particular an LED lighting means, of the further lighting device can be set up to emit light radially from the carrier, in particular radially to a longitudinal axis of the carrier.
  • a radial emission of light from the carrier means that the light in the plan view z.
  • B. radially extends away from the center of the illuminant, in particular the LED illuminant, but in the side view ie along the longitudinal axis of the carrier and / or along the longitudinal axis of the reflector screen within an angular range of 10 to 170 °, preferably in an angular range from 15 to 165 °, particularly preferably in an angular range of 20 to 160 °.
  • At least one ventilation opening is provided through which, at least when the reflector screen is in use, air between the side of the reflector screen facing a light exit opening and one facing away from the light exit opening Side of the reflector screen can be passed through, in particular flow through, or pass through, in particular flow through, can. Because at least one ventilation flow is arranged or formed in the area of the at least one LED lighting means and / or in the area of the further lighting means, a flow of air can cause a
  • the ventilation opening can be point-shaped, linear or flat, in particular slot-like ventilation openings are placed in at least one or between two adjacent reflection elements.
  • the at least one reflection element can, for example, be embodied at least in sections at least on the side facing the light exit opening in white, silver and / or gold.
  • This reflective section of the reflective element designed in this way, at least in sections, enables the light hitting it to be reflected, and different light and / or shadow effects in the motif area can be achieved in a targeted manner through the respective specific color design of the reflective section.
  • the reflective paint can be applied, for example, as a coating to the reflective section of the reflective element.
  • the invention also relates to a reflector screen for a device described herein.
  • the reflector screen in particular the at least one reflection element of the reflector screen, can thus be equipped with a fastening section for the detachable or non-detachable fastening of at least one LED light source.
  • a fastening portion can, for. B. be designed as a Velcro connection.
  • a reflector screen can be equipped with a fixing section which is set up to hold an energy storage unit detachably or permanently.
  • the invention also relates to an insert for mounting on a device for illuminating a motif area, the device having a reflector screen comprising a reflective element, the insert at least one at least one LED lighting means, in particular a plurality of LED lighting means , comprising lighting device and the insert can be arranged in or on the reflector screen, in particular in or on the reflective element, with the at least one LED lamp being usable in or on the reflector screen for at least partial illumination of a motif area when the insert is installed.
  • one or more LED lighting means are attached to a carrier element and / or a carrier and can be connected to a reflector screen or to a reflection element by fastening the carrier element and / or a carrier to the latter.
  • the carrier means the element which is arranged, in particular centrally, in the three-dimensionally shaped body and which carries the further lighting device.
  • the carrier element can carry a first lighting device, the further lighting device and / or the carrier carrying the first lighting device.
  • At least one LED light source can be set up and / or aligned in such a way that its light-emitting surfaces are directed towards a light exit opening of a curved body of the reflector screen and the emitted light hits the subject area at least in sections after passing through the light exit opening.
  • a reflector screen can optionally be used with or without an LED light source.
  • the use can for example be an energy storage unit
  • Energy storage unit have an interface for connecting a charging cable. All advantages, details, designs and / or features of the device according to the invention can be transferred or applied to the reflector screen according to the invention and / or to the insert according to the invention.
  • FIG. 1 shows a schematic illustration of the principle of a device for illuminating a subject area according to an exemplary embodiment
  • Fig. 2 is a schematic diagram of a device for
  • FIG. 2 shows a schematic front view of a reflector screen according to FIG. 2;
  • FIG. 5 shows a schematic front view of a reflector screen according to FIG. 4;
  • FIG. 6 shows a schematic detailed illustration of an LED illuminant arranged on a reflection element according to an exemplary embodiment
  • FIG. 7 shows a schematic detailed illustration of an LED illuminant arranged in a reflection element according to an exemplary embodiment
  • 8 shows a schematic detailed illustration of an LED illuminant arranged on a reflection element according to an exemplary embodiment
  • FIG. 9 shows a schematic diagram of a component part of a Device for illuminating a subject area according to an embodiment
  • FIG. 10 shows a schematic basic illustration of a component part of a device for illuminating a subject area according to a
  • FIG. 11 shows a schematic detailed illustration of an LED lighting means arranged on a reflection element according to an exemplary embodiment
  • 12 shows a schematic basic illustration of a component of a device for illuminating a motif area according to an exemplary embodiment
  • 13 shows a schematic front view of a reflector screen according to an embodiment
  • FIG. 14 shows a schematic front view of a reflector screen according to an exemplary embodiment.
  • FIG. 1 shows a device 1 for illuminating a motif area 2 (shown schematically as a circle), having a reflector screen 4 comprising at least one reflection element 3.
  • a reflector screen 4 comprising at least one reflection element 3.
  • the reflector screen 4 is in its position of use or shown in its working position.
  • the reflector screen 4 can be designed to be foldable or collapsible at least in sections.
  • the reflector screen 4 is designed in the manner of an umbrella, in particular in the manner of an umbrella equipped with a folding mechanism.
  • an at least partially flexible and / or elastic reflection element 3 can be supported or stretched over struts 14 in the expanded position of use.
  • the at least one reflection element 3 can be moved from a compact parking position (non-use position) into a tensioned or expanded position of use.
  • the at least one LED lighting means 5, 5 ′, 5 ′′, 5 ′ ′′ can be arranged or formed in or on the side 8 of the reflection element 3 facing the light exit opening 7. This is shown, for example, in FIG. 8, where the LED illuminant 5, 5 ', 5 “, 5'” is arranged on the side 8 of the reflective element 3 facing the light exit opening 7, the light-emitting area of the LED illuminant 5, 5 ', 5 ", 5'” facing the light exit opening 7, this is indicated by an arrow 9 which schematically indicates the main direction of propagation of the light emitted by the LED lamps 5, 5 ', 5 ", 5'".
  • the reflective element 3 can be provided with a coating 10, in particular a reflective surface; the coating 10 is intended to be aligned in the position of use of the device 1 in the direction of the motif area 2.
  • the LED lighting means 5, 5 ′, 5 ′′, 5 ′ ′′ can be fastened on the coating 10 and / or on a base body 11 of the reflection element 3.
  • the at least one LED lighting means 5, 5 ', 5 ", 5'" is fastened on the reflection element 3, in particular on the base body
  • the coating 10 of the light exit opening 7 facing side 8 of the Reflection element 3 can be white, silver-colored and / or gold-colored at least in sections.
  • the color property mentioned on the side 8 of the reflective element 3 facing the light exit opening 7 e.g. white, silver-colored and / or gold-colored
  • All or at least one LED light source 5, 5, 5 ′′, 5 ′′ of the device 1 can be arranged, for example, on the side 12 of the reflection element 3 facing away from the light exit opening 7, cf. FIG. 6.
  • the reflection element 3 can have a transparent area 13 and / or an opening through which the LED lighting means 5, 5 ', 5 ", 5'" arranged on the side 12 of the reflection element 3 facing away from the light exit opening 7 Emitted light passes through to illuminate the motif area 2 via the light exit opening.
  • the base body 11 of the reflection element 3 can have appropriate openings and / or transparent areas 13.
  • the LED lamp 5, 5 ', 5 ", 5'” can be in the at least in sections the reflective element 3 forming material be incorporated.
  • the reflection element 3 has a double layer of a flexible material, with at least one LED light source 5, 5, 5 ′′, 5 ′′ being placed, in particular incorporated, at least in sections in the intermediate area of the double layer, cf. Fig. 7.
  • the base body 11 of the reflective element 3 can be manufactured in a plastic injection molding process, with the at least one LED lighting means 5, 5, 5 ′′, 5 ′′ being cast into the base body 11.
  • At least one LED light source 5, 5 ', 5 “, 5'” can also be connected to one, one Part of a strut 14 and / or joint (not shown) forming a folding mechanism 15 of the three-dimensional, in particular arched, body 6 can be fastened indirectly or directly.
  • the at least one LED lighting means 5, 5 ′, 5 ′′, 5 ′ ′′ can be fastened detachably or permanently in or on the reflector screen 4, in particular in or on the reflection element 3.
  • at least one LED lighting means 5, 5 ', 5 ", 5'” is connected to the reflective element 3 via a Velcro connection (not shown).
  • the reflector screen 4 can comprise a folding mechanism 15 and an, in particular flexible and / or elastic, reflection element 3, the reflection element 3 being displaceable by the folding mechanism 15 between an, in particular, open, use position and a, in particular, folded, non-use position.
  • the reflector screen 4 can be changed or mounted in an assembly from a configuration consisting of several individual parts into an assembled configuration of the individual parts, in particular the reflection elements 3, which forms the three-dimensional body 6.
  • one, in particular rechargeable, electrical energy storage unit 16 for supplying energy to the at least one LED lighting means 5, 5 ', 5 ", 5'" is arranged in or on reflector screen 4, in particular energy storage unit 16 is detachable the reflector screen 4 attached.
  • the energy storage unit 16 can, for. B. be attached to a reflective element 3 or - as shown - to a base element 17 of the reflector screen 4.
  • the base element 17 can be the, in particular direct, connection of the at least one reflection element 3 to a stand 18 which carries the reflection element 3 and supports it with respect to a mounting surface.
  • the arrangement of the at least one energy storage unit 16 used for supplying energy to the LED lighting means 5, 5 ', 5 ", 5'" on the base element 17 enables an at least temporary rigid connection of the energy storage unit 16 to the Stand 18 and hereby facilitates the handling of the device 1, since if necessary a swing or a relative movement of the stand 18 (typically the element that is directly gripped by hand) relative to the
  • Energy storage unit 16 is prevented. One reserved for connecting the energy storage unit 16 to the reflector screen 4
  • Connection interface can enable a non-positive and / or positive connection.
  • the connection interface is designed as a standard interface, e.g. B.
  • the connection interface can be designed as a so-called V-mount connection.
  • the at least one LED lighting means 5, 5 ', 5 “, 5'” can be connected to the energy storage unit 16 via an electrical line connection 19, 19 ', the line connection 19, 19' being arranged or designed in such a way that during a displacement of the reflection element 3 between the position of use and the position of non-use, the line connection 19, 19 'experiences no or a bend, in particular no or a fold, preferably the line connection 19, 19' is at least predominantly oriented radially to a fold center 20 of the reflector screen 4. As shown in FIG.
  • the struts 14 extend radially from the folding center 20 of the reflector screen 4, and the line connections 19, 19 'also extend radially from the folding center 20, so that in the case of a reflector screen 4 that folds up like an umbrella, the line connections 19, 19 'experience no bend, since they do not extend over the struts 14 away.
  • at least one line connection 19, 19 ' can be at least partially in or on a strut 14 of the
  • Reflector screen 4 extend or be arranged.
  • At least one LED light source 5, 5 ', 5 “, 5'” is detachably or non-detachably in or on a strut 14 of the reflector screen 4, in particular of the reflective element 3.
  • At least one LED light source 5, 5 ', 5 ′′, 5 ′ ′′ can also be arranged in an interior space of a strut 14 of the reflector screen 4, which is at least partially formed with a cavity.
  • at least strut 14 formed in sections as a hollow body have at least one light exit opening 7 for allowing the light emitted by the at least one LED lighting means 5, 5 ', 5 ", 5'” to pass through.
  • at least one LED light source 5, 5 ', 5 “, 5'” can be attached to a strut 14 via a non-positive and / or form-fitting connection with a Velcro fastener connection.
  • control unit 21 which can be assigned or assigned to the at least one LED lighting means 5, 5 ', 5 ′′, 5 ′ ′′ can be provided, by means of which the light intensity and / or the color temperature and / or light color of at least one LED lighting means 5, 5 can be provided ', 5 ", 5'” can be changed.
  • the control unit 21 can be arranged together with the energy storage unit 16 in or on a housing 22, cf. FIG. 2.
  • the control unit 21 and the energy storage unit 16 can be fastened to the device 1 as separate and spaced-apart components (not shown).
  • LED lighting means 5, 5, 5 ′′, 5 ′′ are arranged in groups on the reflector screen 4.
  • a group-specific control of the LED lamp-specific parameters of the LED lamps 5, 5 ‘, 5", 5 ‘" can thus take place.
  • LED lamps 5, 5 ', 5 “, 5'” It is possible both in the case of using LED lamps 5, 5 ', 5 “, 5'” with variable lighting characteristics, and in the case of LED lamps 5, 5 ', 5 “, 5' which cannot be changed in their lighting characteristics. “It is possible that a first group 23 of at least one LED light source 5, 5 'and a second group 24 of at least one LED light source 5”, 5' ”are located in at least one parameter of the light that can be emitted via them distinguish. Through the selective or optional control of the LED lamps 5, 5 ', 5 “, 5'” of the first or second group 23, 24, the creation of a desired exposure or shadow effect can be made possible.
  • a first group 23 of LED lamps 5, 5 ′ can, in particular exclusively, in the use position of the reflector screen 4 in a line or strut 14 extending radially from a folding center 20 of the reflector screen 4 in the use position lying first sector section 25 be arranged.
  • at least one further sector section 26 in particular exclusively, at least one LED lighting means 5 ′′, 5 ′ ′′ of a second group 24 of LED lighting means 5 ′′, 5 ′ ′′ can be arranged.
  • the at least two groups 23, 24 of LED lamps 5, 5 ', 5 ", 5'” can be arranged in a ring-like manner in groups, in particular at least in sections, equidistantly in and / or at the center (e.g.
  • the LED illuminants 5, 5 ', 5 ", 5'" of a first group 23 have a first distance from the center of the reflector screen 4 and a second group 24 of LED illuminants 5, 5 ', 5 ", 5'” a second, different from the first distance from the center of the reflector screen 4, in particular the reflection element 3 on.
  • These ring sections can have the following ring shape as a circular ring or as the cross-sectional contour shape of the reflector screen 4, in particular of the reflection element 3, e.g. B. the shape of a regular polygon, cf. FIG. 14.
  • the at least two groups 23, 24 of LED lamps 5, 5 ', 5 “, 5'” can be connected via line connections 19, which are also arranged in a ring around the center, e.g. B. the folding center 20, run electrically with one another and / or be connected to a control unit 21 and / or to an electrical energy storage unit 16.
  • At least two LED lighting means 5, 5 ', 5 ′′, 5 ′ ′′ can also be detachably fastened as an insert 32 in or on a reflector screen 4, in particular on a reflection element 3.
  • the LED lamps 5, 5 ', 5 ", 5'” can also be used as several each ring-like inserts 32 can be attached to the reflector screen 3.
  • the LED illuminants 5, 5 ', 5 ", 5'” can also be at least partially mounted as an LED illuminant chain on the reflector screen 3; the LED illuminant chain can e.g. B. at least partially mounted in a spiral on the reflector screen 3 (not shown).
  • the LED lamps 5, 5 ′, 5 ′′, 5 ′ ′′ can be arranged asymmetrically at least in sections on the reflector screen 4 or on the at least one reflection element 3 forming the three-dimensional body 6.
  • the LED lamps 5 ′′, 5 ′ ′′ assigned to the second group 24 are in a region of the reflector screen 4, in particular of the reflective element 3, provided with fewer, in particular active, switched LED lamps 5, 5 ′, 5 ′′, 5 ′ ′′ , whereas the LED lighting means 5, 5 'assigned to the first group 23 are placed in an area of the reflector screen 4, in particular the reflection element 3, in which a higher density of LED lighting means 5, 5', 5 '', 5 '", Ie more LED light sources 5, 5', 5", 5 '"per surface section, in particular actively operated, are present.
  • a connection area 28 for at least temporary connection to an attachment element 27 can be arranged or formed on an outer edge area of the light exit opening 7 or on an outer edge area of the reflector screen 4 or on the free end of the at least one reflection element 3.
  • the attachment element 27 can, for. B. a diffuser, a spot attachment, a barn door, a mask, a film filter, a glass color filter and / or a honeycomb filter attachment.
  • the attachment element 27 can have a changing effect on the light emerging from the reflector screen 4; in particular, the attachment element 27 can produce a diffuser and / or color filter effect.
  • a first Attachment element 27 cover the light exit opening 7, that is, the area of the reflector screen 4 facing the motif area 2, in particular of the reflection element 3, can be spanned at least in sections and, in addition, a further attachment element 27 'via corresponding connection areas 28' on the back of the reflector screen 4, in particular on the rear side of the reflection element 3, cover arranged or formed LED lamps 5, 5 ', 5 ", 5'” at least in sections, or change their radiation characteristics.
  • the attachment element 27 'influencing the LED illuminants 5, 5', 5 ", 5 '” arranged on the rear side can alternatively also be used without the attachment element 27 covering at least some sections of the light exit opening 7.
  • a further luminous means 29 can be arranged, in particular in a central region of the reflector screen 4, the further luminous means 29 being a halogen spotlight as
  • Reflection element 3 can be used to influence the at least one LED lighting means 5, 5 ‘, 5 ′′, 5 ′′ and / or the light emitted from the further lighting means 29.
  • the energy supply, in particular the voltage supply, of the further illuminant 29 can for example be provided by the energy storage unit 16 already used for the energy supply of the at least one LED illuminant 5, 5 5, 5 ′′, 5 ′′.
  • the further lighting means 29 can have an energy storage means that is independent of the LED lighting means 5, 5, 5 ′′, 5 ′′. It is also possible that the further lighting means 29 is connected directly to an energy source or to a voltage source, e.g. B. is connected by means of a power cable, whereas the LED lamps 5, 5 ‘, 5 ′′, 5‘ ′′ are electrically supplied by the at least temporarily exclusively assigned to these energy storage unit 16.
  • At least one ventilation opening 30, through which at least when the reflector screen 4 is in use, air or an air flow 31 between the side 8 of the reflector screen 4 facing a light exit opening 7 and a side 12 of the reflector screen 4 facing away from the light exit opening 7 can pass through, in particular flow through.
  • At least one LED lamp 5, 5 ‘, 5 ′′, 5‘ ′′ and / or a further lamp 29 can be cooled.
  • at least one, in particular all, ventilation opening (s) 30 can be arranged or formed near the LED lighting means 5, 5 ‘, 5 ′′, 5 ′′ and / or the further lighting means 29.
  • At least one ventilation opening 30 can be arranged so close to an LED lighting means 5, 5 ', 5 ", 5'” and / or further lighting means 29 that the air flow 31 flowing through the ventilation opening 30 for cooling the LED lighting means 5, 5 ', 5 ", 5'” and / or the further illuminant 29 is suitable.
  • a reflector screen 4 is prepared for use with at least one LED light source 5, 5, 5 ′′, 5 ′′.
  • the reflector screen 4 can comprise an attachment section to which the at least one LED lighting means 5, 5, 5 ′′, 5 ′′ can be fastened indirectly or directly.
  • This attachment of the LED light source 5, 5 ‘, 5", 5 ‘" can be implemented in a detachable or non-detachable manner.
  • the LED lighting means 5, 5 ', 5 ", 5'” are arranged on a carrier body or an insert 32 and are non-positively, positively and / or cohesively locked by fastening the insert 32 via connecting sections 34 attached to the reflector screen 4, in particular to the reflective element 3.
  • the LED light sources 5, 5 ', 5 “, 5'” can be attached to the carrier body or the insert 32 and / or to the reflector screen 4 or the reflection element 3 in a non-positive, positive and / or material fit.
  • at least one lamp 5, 5 ', 5 ", 5'” be attached to the three-dimensional body 6 by means of a gel or packed in a gel.
  • the energy supply of LED lamps 5, 5 ', 5 ", 5'” that can be mounted as a group or via an insert 32 on the reflective element 3 can, as in the previous embodiments, be on a base body 17 or at other locations on the reflector screen 4 or reflective element 3 , in particular releasably, are arranged.
  • the energy storage unit 16 to supply at least part of the LED lighting means 5, 5 ', 5 “, 5'” to be mounted on the reflector screen 4 via an insert 32 in or on the insert 32, in particular on a carrier body 33 of the insert 32, so that an assembly or insert 32 comprising the carrier body 33, the at least one LED lighting means 5, 5 ', 5 “, 5'” and the energy storage unit 16 already provides a (test) Operation of the LED lamps 5, 5 ', 5 ", 5'” usable assembly is formed.
  • the carrier body 33 of the insert 32 connects the LED lamps 5, 5 ', 5 ", 5'” firmly or even to a certain extent elastically, but the carrier body 33 itself is flexible, thus the pack size in the
  • the non-use state of the carrier body 33 and the interconnected LED lamps 5, 5 ‘, 5", 5 ‘" are reduced.
  • the shape or the support and stability function for the LED light sources 5, 5 ', 5 ", 5'" arranged on such a carrier body 33 can take place via the reflector screen 4, in particular via the at least one reflection element 3, which has a corresponding rigidity has at least in the position of use.
  • the reflective property for reflecting light of the at least one LED illuminant 5, 5 ', 5 “, 5'” and / or the further illuminant 29 or the reflective function can be fully or partially fulfilled by the carrier body 33, for this purpose the support body 33 on its surface facing the light exit opening 7 in the final assembly state or Side has an at least partially reflective property for influencing the light emitted from the at least one LED lighting means 5, 5 ', 5 ", 5'” and / or the further lighting means 29.
  • the insert 32 can thus be mounted on a device 1 for illuminating a motif area 2, the device 1 having a reflector screen 4 comprising a reflection element 3 and the insert 32 having at least one LED light source 5, 5 ', 5 ", 5'", in particular has a plurality of LED lamps 5, 5 ', 5 ", 5'", and the insert 32 can be arranged in or on the reflector screen 4, in particular in or on the reflective element 3, wherein in the assembled state of the insert 32 in or on that
  • the at least one LED light source 5, 5, 5 ′′, 5 ‘′′ can be used to illuminate a motif area 2 at least in sections.
  • the insert 32 can for example be an energy storage unit 16
  • FIGS. 10, 11 and 12 an embodiment is shown which comprises the arrangement of the LED lighting means 5, 5 ′, 5 ′′, 5 ′ ′′ on a side 12 of the reflector screen 4 facing away from the motif area 2, in particular of the at least one reflection element 3 .
  • the light emitted by these LED lamps 5, 5 ‘, 5", 5 ‘" is indirect, ie. H. only after a deflection or reflection to the motif area 2 that is typically carried out on a ceiling and / or on a wall and produces a light or shadow effect typical for this.
  • the reflective element 3 forms an obstacle preventing the light from spreading from the LED lamps 5, 5 ', 5 “, 5'” directly to the motif area and at the same time the support structure for the LED lamps 5, 5 ', 5 ", which at least indirectly illuminate the motif area, 5 '".
  • a device 1 it is possible for a device 1 to have at least one LED lighting means 5, 5 ', 5 “, 5 '” and / or a further illuminant 29 directly illuminating the motif area 2 as well as at least one LED illuminant 5, 5', 5 ", 5 '” indirectly illuminating the motif area 2. In this way, a light and shadow effect can be achieved on the subject area 2 to be illuminated, which has both direct and indirect exposure effects.
  • a reflector screen 4 in particular a reflective element 3, on the side facing a motif area 2 as intended, as well as on the side facing away from a motif area 2 as intended, connection points for at least temporary attachment of at least one LED light source 5, 5 ', 5 ", 5 '".
  • the at least one LED light source 5, 5 ', 5 ", 5'" can optionally be arranged on the side facing the motif area and / or on the side facing away from the motif area.
  • At least one, in particular all, line connection 19 is particularly preferably arranged in or on the reflector screen 4, in particular the reflective element 3, so that the voltage supply of the LED lamps 5, 5 ', 5 ", 5'” is independent of which side ( from the motif area as intended or facing away) they are arranged through which at least one line connection can be made.
  • electrical power supply interfaces (not shown) connected to the electrical line connection can be arranged or formed in or on the reflector screen 4, in particular in or on the reflective element 3, so that regardless of which side (as intended or away from the motif area) that at least one LED light source 5, 5 ', 5 ", 5'” is placed, a voltage supply can be carried out via the energy supply interface.
  • the energy supply interface is a component or an assembly which has two opposing contact points for the optional or simultaneous electrical and / or mechanical connection with an LED lamp 5, 5 ', 5 ", 5'” (not shown).
  • a piercing mechanism or a plug-in structure can be used to attach components of the reflector screen 4, in particular one or more reflective elements 3
  • components of the reflector screen 4 in particular one or more reflective elements 3
  • at least one strut 14 used in particular to hold up or support and / or carry at least one reflective element 3 can be inserted into a central element.
  • at least one strut 14, in particular flexible reflection elements 3, can stay in a stretched shape or in an expanded position of use.
  • an assembly takes place, for example, a plugging together of components of the reflector screen 4, in particular a plugging together of reflective elements 3 and / or reflective elements 3 holding struts 14 to each other or to a, in particular central, support body, for. B. a base element 17 takes place.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne un dispositif d'éclairage d'une zone à motifs (2), le dispositif comportant un écran réflecteur (4) comprenant au moins un élément réfléchissant (3), au moins une source d'éclairage LED (5, 5', 5'', 5'''), notamment une pluralité de sources d'éclairage LED (5, 5', 5'', 5'''), étant disposée(s) dans ou sur l'écran réflecteur (4), notamment dans ou sur l'élément réfléchissant (3) pour éclairer directement et/ou indirectement au moins en partie une zone à motifs (2).
PCT/EP2020/061808 2019-04-29 2020-04-28 Dispositif d'éclairage d'une zone à motifs WO2020221772A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019111014.9A DE102019111014A1 (de) 2019-04-29 2019-04-29 Vorrichtung zur Ausleuchtung eines Motivbereichs
DE102019111014.9 2019-04-29

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WO2020221772A1 true WO2020221772A1 (fr) 2020-11-05

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Citations (7)

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WO1998055898A1 (fr) * 1997-06-06 1998-12-10 Photoflex, Inc. Dome d'eclairage photographique a montage rapide
US20120026717A1 (en) * 2010-07-27 2012-02-02 Chien-Ting Lin Photographic Reflector
US20130322051A1 (en) * 2012-06-04 2013-12-05 Sergio Alejandro Ortiz-Gavin Reflector Apparatus with a Multiple Reflector Arrangement
WO2013178222A1 (fr) * 2012-06-01 2013-12-05 Sumolight Gmbh Dispositif d'éclairage et projecteur
DE102013004665A1 (de) * 2013-03-18 2014-09-18 Stefan Karle Softbox
CN105240709A (zh) * 2015-10-20 2016-01-13 许裕宜 一种结构改良的摄影棚灯

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WO2002018839A2 (fr) * 2000-08-29 2002-03-07 John Shirilla Boite a lumiere pliante
DE10216085A1 (de) * 2002-04-11 2003-11-06 Sill Franz Gmbh Farbwechselstrahler
FR2949842B1 (fr) * 2009-09-09 2011-12-16 Peugeot Citroen Automobiles Sa Feu pour vehicule automobile
ITRM20110688A1 (it) * 2011-12-27 2013-06-28 Amico Emanuele D Dispositivo per l'illuminazione.

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210952A (en) * 1978-02-23 1980-07-01 Ressmeyer Roger H Portable illumination source for photographers
WO1998055898A1 (fr) * 1997-06-06 1998-12-10 Photoflex, Inc. Dome d'eclairage photographique a montage rapide
US20120026717A1 (en) * 2010-07-27 2012-02-02 Chien-Ting Lin Photographic Reflector
WO2013178222A1 (fr) * 2012-06-01 2013-12-05 Sumolight Gmbh Dispositif d'éclairage et projecteur
US20130322051A1 (en) * 2012-06-04 2013-12-05 Sergio Alejandro Ortiz-Gavin Reflector Apparatus with a Multiple Reflector Arrangement
DE102013004665A1 (de) * 2013-03-18 2014-09-18 Stefan Karle Softbox
CN105240709A (zh) * 2015-10-20 2016-01-13 许裕宜 一种结构改良的摄影棚灯

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