EP3336415A1 - System zum erzeugen von visuellen effekten, das eine optische vorrichtung mit einer vielzahl von glasstäbchen umfasst - Google Patents
System zum erzeugen von visuellen effekten, das eine optische vorrichtung mit einer vielzahl von glasstäbchen umfasst Download PDFInfo
- Publication number
- EP3336415A1 EP3336415A1 EP17206314.1A EP17206314A EP3336415A1 EP 3336415 A1 EP3336415 A1 EP 3336415A1 EP 17206314 A EP17206314 A EP 17206314A EP 3336415 A1 EP3336415 A1 EP 3336415A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- glass rods
- optical device
- light source
- light beam
- central support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S10/00—Lighting devices or systems producing a varying lighting effect
- F21S10/007—Lighting devices or systems producing a varying lighting effect using rotating transparent or colored disks, e.g. gobo wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S10/00—Lighting devices or systems producing a varying lighting effect
- F21S10/02—Lighting devices or systems producing a varying lighting effect changing colors
- F21S10/026—Lighting devices or systems producing a varying lighting effect changing colors by movement of parts, e.g. by movement of reflectors or light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
- F21S8/061—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension with a non-rigid pendant, i.e. a cable, wire or chain
Definitions
- the present invention relates to a system for producing visual effects, and in particular to such a system comprising at least one light projector illuminating at least one optical device for producing visual effects.
- the invention relates to the field of the production of visual effects, and more specifically to the field of light design or the light atmosphere of a closed or open space, artificial or natural.
- the light source is a diffuse light source composed of one or more bulbs to produce a diffuse light and therefore non-directive and unconcentrated and, moreover, this diffuse light source is systematically integrated into the optical device, be it the lamp shade in the document US 2003/0007358 A1 or the illuminated billboard in the document US 1,985,532 , so that the glass rods are only exploited as color filters traversed by the diffuse light to provide a colorful light atmosphere, without particular visual effect.
- the object of the present invention is to propose a new visual effects production system which offers unexpected visual effects, with a natural, warm appearance and in a multiplicity of directions (effect three-dimensional), without resorting to complex projector technologies and without the need for a multiplication of projectors.
- a system for producing visual effects comprising at least one light source producing a light beam illuminating at least one optical device for producing visual effects, wherein the optical device comprises a central support on which is fixed a plurality of glass rods radially mounted on said central support and of various colors, said system being remarkable in that the light source is a directional and concentrated light source producing a concentrated light beam according to a predefined angular sector and directed to the optical device, and in that the light source is located at a distance and away from the optical device so that the focused light beam is directed and focused on the optical device to diffract into the glass rods to produce secondary light beams of colorimetry and multiple directivities.
- a directional and concentrated light source is provided, in other words a non-diffuse light source which produces a concentrated beam which illuminates the glass rods to obtain new visual effects, because the Directional and concentrated light beam from the directional light source diffracts into the glass rods, along multiple and exponential optical paths and thus in multiple directions, thereby producing secondary light beams of colorimetry and multiple directivities.
- a directional light beam corresponds to a light beam which is concentrated to be directed onto the optical device and to "tap" on the glass rods in order to diffract into the rods of a diffused light source (such as a bulb) that produces a diffused light that illuminates the environment in an almost uniform and omnidirectional manner and that would not be adapted to be directed at the optical device and thus to create the visual effects that are obtained with the system according to the invention.
- a diffused light source such as a bulb
- this light beam is diffracted in the plurality of glass rods to produce a multiplicity of secondary light beams which build a quasi-omnidirectional projection, that is to say quasi-hemispherical projection, at which combine more or less curved light bands, all of these secondary light beams projecting into the space and into the present projection surfaces such as walls, floor and ceiling and / or any other element present such as a work of art, an object, a screen, a piece of furniture, a natural element like a tree, ...
- the optical device comprises at least fifty glass rods, or even at least one hundred glass rods.
- the glass rods comprise glass rods having internal defects such as cracks and bubbles, and / or surface defects such as discontinuities or surface irregularities.
- the glass rods comprise crystalline glass rods, without internal defects or surface defects, such as mechanically spun glass rods.
- the glass rods may comprise either only glass rods having internal defects, or only glass rods having surface defects, or only crystal glass rods, or combination of all or part of these different types of glass rods.
- the light source comprises an optical system ensuring a concentration of the light beam according to an angular sector defined by an apex half-angle of between 1 and 15 degrees, and especially between 2 and 10 degrees; such angular concentration proving advantageous for providing the aforementioned visual effects.
- the light source is located at a distance of at least one meter vis-à-vis the optical device, even at a distance of several meters if the dimensions of the space allows it.
- the light source produces a light beam of at least 10000 Lumen, and in particular at least 20000 Lumen; this high level of brightness being particularly advantageous for providing the aforementioned visual effects.
- the glass rods extend, from the central support, in a substantially two-dimensional distribution in disk radii, each having an inclination of between -5 and +5 degrees relative to a median plane.
- the optical device has a general form of sun drawn flat in two dimensions, or a spoke wheel.
- the optical device has a general wheel shape with the glass rods extending radially between the central support and an annular support, each glass rod having a proximal end attached to the central support and a distal end. fixed on the annular support.
- the proximal ends of the glass rods are distributed in at least two superposed layers
- the central support comprises two plates enclosing the proximal ends of the glass rods, said proximal ends being glued on said plates and glued together.
- the proximal ends of the glass rods may be directly mounted on the central support or be screwed to the central support by means of screwing sleeves.
- the optical device further comprises a central element having reflective or diffractive optical properties, said central element being mounted on the central support and being surrounded by the proximal ends of the glass rods.
- this central element Due to its central positioning with the glass rods around, this central element participates in additional and complementary visuals, interacting with the glass rods; such a central element may for example be made of mineral material, or have reflective surfaces.
- the annular support has orifices inside which are inserted the distal ends of the glass rods.
- the orifices of the annular support are distributed according to a periodic variation guide line, such as a sinusoidally or triangularly varying guide line, so that the distal ends of the glass rods are distributed according to said guideline.
- a periodic variation guide line such as a sinusoidally or triangularly varying guide line
- This distribution of the orifices will contribute to an undulating arrangement of glass rods, and thus contribute to an original visual effect.
- the glass rods have their respective distal ends which are successively arranged in the orifices of the annular support along the guideline while alternating between the glass rods of the superimposed layers.
- the glass rods extend, from the central support, in a substantially three-dimensional distribution in sphere rays.
- the second optical device has a general shape of sea urchin.
- a system 1 for producing visual effects comprises at least one light projector 2 forming a directional light source producing a directional light beam illuminating at least one optical device 3 to produce visual effects.
- the optical device 3 is in accordance with a first embodiment and is hereinafter referred to as the first optical device 3; this first optical device 3, which is described below with reference to Figures 2 to 8 . It is noted that other embodiments of the optical device can be envisaged, in accordance with the claims, and in particular the second optical device 4 described later with reference to the Figures 11 and 12 .
- the projector 2 is an electrically powered projector which, when actuated, produces a beam of light illuminating the optical device 3 or 4.
- This projector 2 may be a white light projector which produces a white light beam.
- other types of projectors may be envisaged, including projectors with different colorimetry.
- this projector 2 constitutes a directional and concentrated light source producing a concentrated and directional light beam F, in the sense that this light beam F is in the form of a conical light beam (concentrated appearance of the light beam F) and directional along the central axis X of the conical light beam (directional aspect of the light beam F).
- This projector 2 is provided with an optical system ensuring a concentration of the light beam F according to an angular sector defined by a half-angle A (visible on the figure 1 ) at the predefined vertex.
- This half-angle A is between 1 and 15 degrees, and especially between 2 and 10 degrees.
- the optical system may be composed of a lens or an assembly of several lenses or a mirror system.
- this projector 2 is located at a distance and outside the optical device 3 so that the light beam F is directed and concentrated on the optical device 3 to diffract in the glass rods 5 and thus to produce beams secondary luminaries of colorimetry and multiple directivities.
- the projector 2 is located at a distance D of at least one meter vis-à-vis the optical device 3, even at a distance D of several meters.
- this projector 2 produces a light beam of at least 10000 Lumen, and in particular at least 20000 Lumen.
- an optical system capable of providing a directed and concentrated light beam ensuring a concentration of the light beam from the solar radiation, such as for example an optical system comprising a slot and / or a lens and / or a mirror, such an optical system making it possible to produce, from a diffuse solar radiation, a directional and concentrated light beam which will be directed on the optical device 3, 4.
- the optical device 3 or 4 is suspended and the projector 2 illuminates this optical device.
- the optical device 3 rests on a base.
- an actuator 7 which rotates the optical device that is to say which rotates the suspended optical device or rotates the base on which the optical device is based.
- the first optical device 3 comprises a central support 30 on which is fixed a plurality of glass rods 5 mounted radiating on the central support 30 and various colors.
- the glass rods 5 extend, between the central support 30 and an annular support 31, in a substantially two-dimensional distribution in disk radii, so that the first optical device 3 has a general shape of wheel with the glass rods 5 which extend in a substantially two-dimensional distribution in disk radii.
- the glass rods 5 do not necessarily all extend in the same median plane, but may each have an inclination of between -5 and +5 degrees vis-à-vis a median plane.
- Each glass rod 5 has a proximal end 50 fixed to the central support 30 and a distal end 51 fixed to the annular support 31.
- the glass rods 5 are all of the same length.
- the glass rods 5 are 180 divided into three layers of 60 glass rods 5.
- the glass rods 5 are 180 divided into three layers of 60 glass rods 5.
- the central support 30 comprises two crown-shaped plates 32 which enclose the proximal ends 51 of the glass rods 5.
- the first optical device 3 also comprises a central element 6, also called a core, which has reflective or diffractive optical properties.
- This central element 6 has a generally spherical shape, and may be made of mineral material, or has reflective surfaces. This central element 6 is mounted on the central support 30, and is more specifically encased between the two plates 32 by passing through these plates 32, and this central element 6 is surrounded by the proximal ends 51 of the glass rods 5.
- this central element 6 may be composed of a natural or synthetic semi-precious or mineral stone (eg of zirconium), or of an assembly of such stones, for example in the form of a faceted crystal block, and in particular a block of rock crystal.
- a natural or synthetic semi-precious or mineral stone eg of zirconium
- an assembly of such stones for example in the form of a faceted crystal block, and in particular a block of rock crystal.
- the remainder of the description relates to a method of manufacturing the first optical device 3, with reference to the Figures 4 to 8 .
- the annular support 31 is provided and a plate 32 of the central support 30.
- the annular support 31 has an annular inner face 33 in which there are provided orifices 34 configured to receive internally the distal ends 51 of the glass rods 5.
- the orifices 34 are distributed along a sinusoidal periodic variation guideline (this guideline following the annular inner face 33 over its entire annular periphery), that is to say that these orifices 34 are arranged along a guide line virtual sinusoidal.
- the invention is not limited to such a distribution of orifices, which may for example be distributed along a triangular periodic variation guideline, or a straight guideline.
- a first series of glass rods 5 is placed between the plate 32 and the annular support 31, to form a first layer of glass rods 5.
- the glass rods 5 of this first series have their proximal ends 50 which are substantially contiguous over the entire periphery. external of the plate 32, and these proximal ends 50 are glued on the plate 32, and are also glued together by means of a bonding material.
- the distal ends 51 of the glass rods 5 of this first layer are inserted inside a portion of the orifices 34, with a distribution every three orifices 34.
- a first glass rod 5 has its distal end 51 inserted into a first port 34
- a second adjacent glass rod 5 of the first glass rod 5 has its distal end 51 inserted into a second port 34 separated from the first port 34 by two other orifices 34.
- These two other orifices 34 are left vacant to receive the distal ends 51 of two other glass rods 5 of two other respective layers of glass rods 5.
- a second series of glass rods 5 is placed between the plate 32 and the annular support 31, to form a second layer of glass rods 5.
- the glass rods 5 of this second series have their proximal ends 50 which are substantially contiguous and at the same level as the proximal ends 50 of the glass rods 5 of the first layer, and these proximal ends 50 are bonded to the proximal ends 51 of the glass rods 5 of the first layer, and are also glued together by means of the same bonding material.
- each glass rod 5 of the second layer has its distal end 51 inserted into an orifice 34 directly adjacent to an orifice 34 already occupied by a glass rod 5 of the first layer, thus leaving an orifice 34 free all three orifices; these free openings being left vacant to receive the distal ends 51 of the glass rods 5 of the third and final layer of glass rods 5.
- a third and final series of glass rods 5 is placed between the plate 32 and the annular support 31, to form a third layer of glass rods 5.
- the glass rods 5 of this third series have their proximal ends 50 which are substantially contiguous and at the same level as the proximal ends 50 of the glass rods 5 of the second layer, and these proximal ends 50 are bonded to the proximal ends 51 of the glass rods 5 of the second layer, and are also glued together by means of the same bonding material.
- the distal ends 51 of the glass rods 5 of this third layer are inserted inside the orifices 34 left vacant.
- the glass rods 5 are distributed in three superimposed layers, and their respective distal ends 51 are successively arranged in the orifices 34 of the annular support 31 along the guideline while alternating between the glass rods 5 of the superimposed layers .
- the central element 6 is arranged on the plate 32, in the circular central hole formed in the plate 32, and then the other plate 32 comes to cap the proximal ends 50 of the glass rods 5, and that the central element 6; the central element 6 being wedged between the two plates 32, in the central circular holes formed in these two plates 32.
- This other plate 32 is glued on the proximal ends 50 of the glass rods 5 of the third layer by means of the same bonding material.
- the annular support 31 has a fastener 35, such as a ring or a hook, to allow the first optical device 3 to be suspended in height, either on a ceiling or on a foot P as visible on the figure 10 .
- the annular support 31 and the plates 32 are preferably made of metal.
- the first optical device 3 produces visual effects in all directions, both on the ground, on the ceiling and on the walls, with a single projector.
- the second optical device 4 comprises a central support 40 on which is fixed a plurality of glass rods 5 mounted radiating on the central support 40 and of various colors.
- the glass rods 5 extend, from the central support 40, in a substantially three-dimensional distribution in sphere rays, so that the second optical device 4 has a general shape has a general shape of 'sea urchin.
- the central support 40 has a plurality of orifices 41 distributed along a spherical surface. More specifically, the central support 40 comprises a plurality of tubes 42, preferably metal, secured to each other, in particular by welding, where these tubes 42 are arranged in sphere spokes. Of course, other forms for the central support 40 are conceivable, such as, for example, and not limited to, a pierced sphere.
- Each glass rod 5 has a proximal end 50 fixed in an orifice 41 of the central support 40, in particular by gluing, and a free distal end 51.
- the glass rods 5 may be of the same length or of different lengths.
- the central support 40 has a fastener 45, such as a ring or a hook, fixed at the end of a rod 44 integral with the central support 40, to allow the second optical device 4 to be suspended in height, or on a ceiling either on one foot.
- a fastener 45 such as a ring or a hook
- the second optical device 4 also produces visual effects in all directions, both on the ground, on the ceiling, and on the walls, with a single projector.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1662381A FR3060141B1 (fr) | 2016-12-13 | 2016-12-13 | Systeme de production d’effets visuels comprenant un dispositif optique pourvu d’une pluralite de baguettes de verre |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3336415A1 true EP3336415A1 (de) | 2018-06-20 |
Family
ID=58501508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17206314.1A Withdrawn EP3336415A1 (de) | 2016-12-13 | 2017-12-11 | System zum erzeugen von visuellen effekten, das eine optische vorrichtung mit einer vielzahl von glasstäbchen umfasst |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3336415A1 (de) |
FR (1) | FR3060141B1 (de) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1985532A (en) * | 1932-09-26 | 1934-12-25 | Angeli Guglielmo | Sign |
JPH08110409A (ja) * | 1991-05-09 | 1996-04-30 | Nippon Sheet Glass Co Ltd | ガラス製光発散素子 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5222796A (en) * | 1991-07-11 | 1993-06-29 | 4-D Design, Inc. | Dry spigot lamps |
US20030007358A1 (en) * | 2001-07-09 | 2003-01-09 | Liu Yi-Chen | Variable, phantom, 3-D stand lamp |
-
2016
- 2016-12-13 FR FR1662381A patent/FR3060141B1/fr active Active
-
2017
- 2017-12-11 EP EP17206314.1A patent/EP3336415A1/de not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1985532A (en) * | 1932-09-26 | 1934-12-25 | Angeli Guglielmo | Sign |
JPH08110409A (ja) * | 1991-05-09 | 1996-04-30 | Nippon Sheet Glass Co Ltd | ガラス製光発散素子 |
Also Published As
Publication number | Publication date |
---|---|
FR3060141B1 (fr) | 2019-04-26 |
FR3060141A1 (fr) | 2018-06-15 |
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