CN104395669A - Improved diffusion system for automated luminaire - Google Patents

Improved diffusion system for automated luminaire Download PDF

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Publication number
CN104395669A
CN104395669A CN201380033680.0A CN201380033680A CN104395669A CN 104395669 A CN104395669 A CN 104395669A CN 201380033680 A CN201380033680 A CN 201380033680A CN 104395669 A CN104395669 A CN 104395669A
Authority
CN
China
Prior art keywords
diffusion
light
light barrier
luminaire
pair
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.)
Pending
Application number
CN201380033680.0A
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Chinese (zh)
Inventor
P·尤里克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robe Lighting Inc
Original Assignee
Robe Lighting Inc
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
Priority to US201261691233P priority Critical
Priority to US61/691,233 priority
Application filed by Robe Lighting Inc filed Critical Robe Lighting Inc
Priority to PCT/US2013/055793 priority patent/WO2014031644A1/en
Publication of CN104395669A publication Critical patent/CN104395669A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S10/00Lighting devices or systems producing a varying lighting effect
    • F21S10/007Lighting devices or systems producing a varying lighting effect using rotating transparent or colored disks, e.g. gobo wheels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/16Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed
    • F21V11/18Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed movable, e.g. flaps, slides
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/08Controlling the distribution of the light emitted by adjustment of elements by movement of the screens or filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/06Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40Lighting for industrial, commercial, recreational or military use
    • F21W2131/406Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

Abstract

Described are an improved automated luminaire (12) and a luminaire system (10) employing an improved image diffusion system (27). The image diffusion system (27) is improved by providing a plurality of sets of optical diffusion elements (30, 32, 34, 36) that may be operated either concurrently or consecutively and that can be translated along the optical axis (81) of the luminaire (12) so as to provide an improved range and control of the applied diffusion.

Description

For the diffusion system of the improvement of Automatic lighting device
related application
The application to be the application number submitted in requirement on August 20th, 2012 be 61/691,233 the patent application with the application with the priority of the U.S. Provisional Application of same names.
Technical field
The present invention relates generally to Automatic lighting device, relates to the optical system used in Automatic lighting device particularly.
Background technology
In amusement and architectural lighting market, the luminaire with automation and remote control function is known.Such product is generally used in arenas, television stadio, concert, theme park, nightclub and other venues.Standardized product can provide the control to luminaire translation and tilt function usually, makes operator can control the pointing direction of luminaire and light beam in stage or the position in studio.Typically, this position control completes referred to as the position between translation and the orthogonal rotary axes of inclination at two usually by controlling luminaire.Most product provides the control to other parameters, such as brightness, color, focusing, beam size, beam shape and beam pattern.Beam pattern usually provided by the template or lantern slide that are called as anti-dazzling screen, and anti-dazzling screen can be irony, aluminium matter or etching glass pattern.Product such as ColorSpot 700E manufactured by Robe Show Lighting is typical prior art.
Optical system in such Automatic lighting device can comprise variable diffusing globe or whiteization system.Such system can allow user in order to artistic effect soft or diffusion (diffuse) image.These systems generally include frost or the diffuse optical plate of material that motor system can be used to move through light beam.Along with diffuse material moves through beam, its meeting diffusion or soft image gradually.The position controlling diffuse material can allow user obtain the amount of diffusion of expectation or soft amount.Owing to employing the diffuse optical material of single intensity, such system can be restricted in its control range and control accuracy.
Fig. 1 illustrates multi-parameter automatic lighting system 10.This type systematic generally includes multiple multi-parameter Automatic lighting device 12, typically, each Automatic lighting device 12 comprises light source (not shown) on plate, optic modulating device, the electro-motor being linked to mechanical drive system and control electronic component (not shown).Except directly or be connected to except main power source by distribution system (not shown), each luminaire serial or parallel connection in data link 14 to be connected with one or more console 15.Illuminator 10 is typically controlled by console 15 by operator.
Fig. 2 shows a kind of Automatic lighting device 12 of prior art.Lamp 21 comprises the light source 22 of emission of light.Described light is controlled by reflector 20 and reflects through Optical devices 26, and then through aperture or imaging door 24, Optical devices 26 can comprise color separation filler, special efficacy glass and other Optical devices well known in the art.Optics 27 can comprise variable diffusing globe, anti-dazzling screen, Rotary gobos, diaphragm and grating of finding a view.Final output beam can be conveyed through output lens system 31.Lens combination 31 can be to provide glass lens or the glass lens system of beam angle control or zoom and focus adjustment.
Need a kind of modified variable image diffusion system for Automatic lighting device, the scope to the improvement of applied diffusion and meticulousr control can be provided.
Accompanying drawing explanation
In order to more completely understand the present invention and advantage thereof, existing add mark by follow-up description and the accompanying drawing that combines, identical figure notation represents identical feature, wherein:
Fig. 1 illustrates typical automatic lighting system;
Fig. 2 illustrates the Automatic lighting device of prior art, and;
Fig. 3 illustrates the layout of the luminaire embodiment with modified diffusion system;
Fig. 4 illustrates the parts of the luminaire using modified diffusion system embodiment, and;
Fig. 5 illustrates the luminaire embodiment of Fig. 4, and the modified diffusion system had is reorientated relative to the miscellaneous part of luminaire;
Fig. 6 illustrates the parts of modified diffusion system.
Detailed description of the invention
The preferred embodiments of the present invention as shown in the figure, use identical in each figure of identical numeral and corresponding part.
The present invention relates generally to Automatic lighting device, relates to a kind of structure of the variable image diffusion system in this luminaire in particular, makes described image diffusion system provide wide region and the precise controlling of applied image diffusion.
Fig. 3 illustrates the schematic layout pattern of the luminaire 80 of inventive embodiments, and luminaire 80 produces the light beam with beam axis 81.Lamp 71 comprises the light source 72 of emission of light.Light is controlled by reflector 70 and reflects through Optical devices 76, and then through aperture or imaging door 74, Optical devices 76 can comprise color separation filler, special efficacy glass and other Optical devices well known in the art.Optics 75 can comprise colored filter, anti-dazzling screen, Rotary gobos, diaphragm and grating of finding a view.Light beam can pass variable diffusion system 27 subsequently, and variable diffusion system 27 78 can be moved along luminaire optical axis 81 backward and forward by motor drive mechanism 29.Final output beam can be conveyed through output lens system 31.Lens combination 31 can be to provide glass lens or the glass lens system of beam angle control or zoom and focus adjustment.Output lens system 31 65 can be moved along luminaire optical axis 81 backward and forward by motor drive mechanism 63.Light source 72 can be discharge lamp, arc lamp, incandescent lamp, plasma lamp, LED or any other light source be known in the art.
Figure 4 and 5 illustrate the parts selected by luminaire embodiment of modified diffusion system.Light source 52 emission of light, this light is directed through Optical devices 56 and 57 along beam axis 81, and Optical devices 56 and 57 can comprise light modulator, dichroic filter, colour wheel, special efficacy glass and other Optical devices well known in the art.Light beam can subsequently through the variable diffusion system 27 comprising the first light diffusion light barrier 30 and 32 and the second light diffusion light barrier 34 and 36.Synthesized output beam can be transmitted through output lens system 61.Lens combination 61 can be to provide glass lens or the glass lens system of beam angle control or zoom and focus adjustment.In this embodiment of the invention, variable diffusion system 27 can be as shown in arrow 28, and the optical axis fore-and-aft direction along luminaire moves.Fig. 4 illustrates that variable diffusion system 27 is mobile closer to source 52 and Optical devices 56 and 57 backward, and Fig. 5 illustrates that variable diffusion system 27 moves forward light source 52 and Optical devices 56 and 57 further away from each other simultaneously.By moving variable diffusion system 27 like this, brightness and the expansion degree of the diffusion effect produced by the first light diffusion light barrier 30 and 32 and the second light diffusion light barrier 34 and 36 can be changed.Output lens system 61 also can move 65 along the optical axis 81 of luminaire, and the combination of the position of output lens system 61 and variable diffusion system 27, can be user and provides control completely to beam size, focal length and diffusion.
First light diffusion light barrier 30 and 32 and the second light diffusion light barrier 34 and 36 can by glass, plastics, quartz or this area other transparent, partially transparent or trnaslucent materials form.Diffusion on light barrier by carrying out coating to light barrier, to light barrier sandblasting or polishing, to light barrier engraving, to light barrier etching, to light barrier frostization, microlens structure is provided on the surface of light barrier, on light barrier mold pressing pattern, on light barrier, embed diffuse material or other are well known in the art for providing the method for diffusion or frostization to provide.First light diffusion light barrier 30 and 32 can be have different frameworks and different diffusion rate from the second light diffusion light barrier 34 and 36.
Fig. 6 illustrates one embodiment of the present of invention.Variable diffusion system 27 comprises two pairs of light diffusion light barriers.First light diffusion light barrier 30 and 32 opens and closes aperture 38 by gear train 46 and motor 42.Rotate in the opposite direction when the first motor 42 rotarily drives gear train 46, thus the diffusion light barrier 30 and 32 of mobile attachment in the opposite direction.Second light diffusion light barrier 34 and 36 opens and closes aperture 38 by gear train 44 and motor 40.Rotate in the opposite direction when the second motor 40 rotarily drives gear train 44, thus move the diffusion light barrier 34 and 36 with its attachment in the opposite direction.
First light diffusion light barrier 30 and 32 can have the diffuse density identical or different with 36 from the second light diffusion light barrier 34.Light through aperture 38 can pass through the first diffusion light barrier 30 and 32 and the second diffusion light barrier 34 and 36, and the image of synthesis will by the joint effect of the first and second diffusion light barriers.
Motor control system (not shown) can control the first motor 42 and the second motor 40 independently.In one embodiment, the control of the first motor 42 and the second motor 40 is synchronous, then the single control inputs from user can control all motors.When user requires to increase diffusion, motor control system will operate the first motor 42 thus close the first diffusion light barrier 30 and 32.Once the first diffusion light barrier 30 and 32 part or close fully, then motor control system can operate the second motor 40, thus closes the second diffusion light barrier 34 and 36 in addition.The projects images of synthesis will by the common diffusion of the first and second diffusion light barriers.By being combined the first and second diffusion light barriers, disclosed system provides scope to the improvement of implemented diffusion and resolution ratio.
In a further embodiment, the first diffusion light barrier can have the first diffuse density, and the second diffusion light barrier can have the second diffuse density being greater than the first diffuse density.When the first diffusion light barrier and the second diffusion light barrier all move through light beam, just provide the combination diffuse density being greater than the first diffuse density and the second diffuse density.
In another embodiment, motor control system can side by side move the first and second diffusion light barriers.
Motor 40 and 42 can be compact low power motor, and its type can be selected from but be not limited to stepper motor, servo motor, linear actuators or low-power d.c. motor.
The embodiment of illustrated exemplary employs two groups of diffusion light barriers, but the present invention is not limited to this, and in a still further embodiment, any amount, two or more sets diffusion light barrier all can use.
In Fig. 3, diffusion light barrier assembly 27 is arranged on carrier 28, and carrier 28 uses Linear actuator 29 to move diffusing components 27 along optical axis 81 along direction 78.Similarly, output lens assembly 31 is arranged on independent carrier 62/in, carrier 62 uses Linear actuator 63 with along optical axis 81 along direction 65 mobile lens assembly 31.
In certain embodiments, the motion of carrier 28 and carrier 62 is automatic synchronizations, then the change of diffusion can focus on luminaire or the change of zoom synchronous.In a still further embodiment, the movement of diffusion carrier 28 automatically and diffusion light barrier to 34 and/or 36 operation/moving hormany.Such coordination makes the improvement of diffusion intensity scope.When diffusion light barrier is to cut out, carrier 28 can be moved, thus also can affect diffusion intensity.In other embodiments, the motion of output lens carrier 62 automatically and diffusion light barrier to 34 and/or 36 operation/motor coordination.In a still further embodiment, user allows invalid carrier 28,62 and/or light barrier to the automatic synchronization of motion between 34 and 36.
Although the disclosure is described in conjunction with the embodiment of limited quantity, what obtain benefit from the disclosure it will be appreciated by those skilled in the art that the embodiment can designed and not depart from the disclosure scope disclosed in this.The disclosure is described in detail, but should be understood that, can make the various changes of the spirit and scope not departing from the disclosure, replacement and change.

Claims (14)

1. a luminaire, comprising:
Light source, for generation of the light beam with beam axis;
Driven with contrary direction of rotation by the first motor, have the first diffuse density/diffusion rate, the first overlap is to light diffusion light barrier;
Driven in the opposite direction by the second motor, have the second diffuse density/diffusion rate, the second overlap is to light diffusion light barrier;
Carrier, described first and second groups of light diffusion light barriers are overlapping to being mounted to described carrier, and wherein said carrier hinge is to move along described beam axis.
2. luminaire according to claim 1, wherein, the motion of described first and second pairs of diffusion light barriers is coordinated by with consecutive way.
3. luminaire according to claim 1, wherein, the motion of described first and second pairs of diffusion light barriers is coordinated by with simultaneous system.
4. a luminaire, comprising:
Light source, for generation of the light beam with beam axis;
The first overlap driven with contrary direction of rotation by the first motor is to light diffusion light barrier;
The second overlap driven in the opposite direction by the second motor is to light diffusion light barrier;
Carrier, described first and second groups of light diffusion light barriers are overlapping to being mounted to described carrier, and wherein said carrier hinge is to move along described beam axis.
5. luminaire according to claim 4, wherein, by launching described first pair of diffusion light barrier before the described second pair of diffusion light barrier of expansion, the motion of described first and second pairs of diffusion light barriers is coordinated by with consecutive way.
6. luminaire according to claim 5, wherein, described first pair of diffusion light barrier has the low diffuse density/diffusion rate of the diffuse density/diffusion rate relative to described second pair of diffusion light barrier.
7. luminaire according to claim 5, wherein, described first pair of diffusion light barrier has the higher diffuse density/diffusion rate of the diffuse density/diffusion rate relative to described second pair of diffusion light barrier.
8. luminaire according to claim 5, wherein, by regaining described second pair of diffusion light barrier before the described first pair of diffusion light barrier of withdrawal, the motion of described first and second pairs of diffusion light barriers is coordinated by with consecutive way.
9. a luminaire, comprising:
Light source, for generation of the light beam with beam axis;
Have the first diffuse density/diffusion rate, driven with contrary direction of rotation by the first motor, the first overlap is to light diffusion light barrier;
Have the second diffuse density/diffusion rate, driven in the opposite direction by the second motor, the second overlap is to light diffusion light barrier;
Controller, the motion of first and second pairs of diffusion light barriers described in described controller automatic synchronization, to produce single diffusion scope.
10. luminaire according to claim 9, wherein, the motion of the automatic synchronization of described first and second pairs of diffusion light barriers coordinates with simultaneous system.
11. luminaires according to claim 9, wherein, by launching described first pair of diffusion light barrier before the described second pair of diffusion light barrier of expansion, the motion of the automatic synchronization of described first and second pairs of diffusion light barriers is coordinated with consecutive way.
12. luminaires according to claim 11, wherein, described first pair of diffusion light barrier has the low diffuse density/diffusion rate of the diffuse density/diffusion rate relative to described second pair of diffusion light barrier.
13. luminaires according to claim 11, wherein, described first pair of diffusion light barrier has the higher diffuse density/diffusion rate of the diffuse density/diffusion rate relative to described second pair of diffusion light barrier.
14. luminaires according to claim 11, wherein, by regaining described second pair of diffusion light barrier before the described first pair of diffusion light barrier of withdrawal, the motion of the automatic synchronization of described first and second pairs of diffusion light barriers is coordinated with consecutive way.
CN201380033680.0A 2012-08-20 2013-08-20 Improved diffusion system for automated luminaire Pending CN104395669A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US201261691233P true 2012-08-20 2012-08-20
US61/691,233 2012-08-20
PCT/US2013/055793 WO2014031644A1 (en) 2012-08-20 2013-08-20 Improved diffusion system for an automated luminaire

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CN104395669A true CN104395669A (en) 2015-03-04

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EP (1) EP2885576A1 (en)
CN (1) CN104395669A (en)
WO (1) WO2014031644A1 (en)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN109695851A (en) * 2017-10-24 2019-04-30 百奇股份有限公司 Lamps and lanterns

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CN104266109B (en) * 2014-09-16 2017-03-01 广州市浩洋电子有限公司 There is the stage lighting optical system of sheen and beam effect
CN104482505B (en) * 2014-12-18 2018-07-17 广州市浩洋电子股份有限公司 A kind of light modulating device
US10077885B2 (en) * 2015-06-15 2018-09-18 Martin Professional Aps Iris diaphragm system
IT201700120651A1 (en) * 2017-10-24 2019-04-24 Clay Paky Spa Source unit for a projector and projector, preferably for stage, comprising said source unit

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Publication number Priority date Publication date Assignee Title
US6102554A (en) * 1995-07-26 2000-08-15 Wynne Willson Gottelier Limited Apparatus for modifying a light beam
CN1452707A (en) * 2000-09-08 2003-10-29 马丁专业公司 Dimming apparatus
WO2009114632A1 (en) * 2008-03-11 2009-09-17 Robe Lighting Inc An optical system for a wash light
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Publication number Publication date
WO2014031644A1 (en) 2014-02-27
EP2885576A1 (en) 2015-06-24

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Application publication date: 20150304