CN1099541C - Projector device with linear reflector - Google Patents
Projector device with linear reflector Download PDFInfo
- Publication number
- CN1099541C CN1099541C CN98805400A CN98805400A CN1099541C CN 1099541 C CN1099541 C CN 1099541C CN 98805400 A CN98805400 A CN 98805400A CN 98805400 A CN98805400 A CN 98805400A CN 1099541 C CN1099541 C CN 1099541C
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- CN
- China
- Prior art keywords
- reflector
- projector device
- projecting lamp
- lamp
- section
- 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.)
- Expired - Fee Related
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Classifications
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/08—Combinations of only two kinds of elements the elements being filters or photoluminescent elements and reflectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/12—Combinations of only three kinds of elements
- F21V13/14—Combinations of only three kinds of elements the elements being filters or photoluminescent elements, reflectors and refractors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0435—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by remote control means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/0025—Combination of two or more reflectors for a single light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/005—Reflectors for light sources with an elongated shape to cooperate with linear light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
In the projector device (50) the projector (10) comprises a light source (14) and a reflector (12). This latter (12) has a surface obtained by causing a suitable plane line to translate such that the surface thus obtained is able to generate a light beam having a substantially rectangular cross section, a dimension of which decreases in receding from the reflector (12) until it becomes reduced to a strip (16), this dimension then increasing on continuing to recede from the reflector (12). Optical devices such as colour filters, colour changer means (20A, 20B, 22A, 22B, 24A, 24B), filters for converting the colour temperature, mechanical dimmers (18) and obscurers can be located at or in the vicinity of that position (16) in which the cross section of the light beam has minimum width. Optical prisms, lenses and diffusers can also be provided. A control unit (52) can also be provided, possibly comprising electronic dimmers, and actuator means (60) for executing the functions of the projector (10) and for moving it.
Description
Technical field
The present invention relates to the projecting lamp of a kind of large-scale building that is used to throw light on, the sort of type of monument or open-air place, relate in particular to so-called colour switching projecting lamp.
Background technology
Such projecting lamp is known, and reflector wherein is made of the part on the rotary body surface that suitable plane baseline of rotation obtains, and this rotary body has a focal length.Used rotary body is generally spheroid or paraboloid.Article one, the plane cutting of the spheroid that obtains around its main axis rotation of ellipse perpendicular to its main shaft positions then, makes lamp be positioned at its focus place.At this moment, luminous flux collects on the point at the spheroid second focus place (being actually a little border circular areas), can insert undersized painted or dimming system near this position.Approximate as a kind of first-selection, rotary body also can be that spherical mirror (spherical cover) is used for elliposoidal structure (that is, lamp is not placed on the center of ball, and in the corresponding to position of spheroid that is similar to this enclosed globe shade).
Such reflector is not suitable for using the long arc lamp or the Halogen lamp LED of strip.
When using the paraboloid structure, lamp is placed in paraboloidal focus place, so light is the ejaculation of paralleling to the axis ideally.But spherical mirror (once more as first-selected approximate) in being commonly used in the paraboloid structure, is about to half place that lamp places radius, and the behavior roughly equiv that makes enclosed globe shade is in the paraboloid that it was similar to.
At this moment, related zone is always circular, but size is very big.Therefore, can't use undersized color applicator.
Such reflector also is unsuitable for using the long arc lamp or the Halogen lamp LED of strip.
In addition, because the used light source of such projecting lamp always will have little size, so their energy is lower.
The general orthoscopic reflector of also a large amount of uses is because can use long arc lamp or line Halogen lamp LED.But at this moment, the related zone of luminous flux is a rectangle, and size is very big, thus the coloring system complexity, huge, efficient is low.
Summary of the invention
The objective of the invention is to overcome the above-mentioned defective in the known colour switching projecting lamp.
Projector device of the present invention can reach this purpose, wherein, reflector has by making a suitable resulting expression of plane baseline translation, make the surface that obtains like this can produce the light beam in essentially rectangular cross section, the size of this square-section is reduced to the band shape that width is significantly less than length at last along with reducing gradually away from reflector.Increase when then, this size continues away from reflector.
Below, previously defined reflector is expressed as the orthoscopic reflector, and relevant source is expressed as line source (comprising arc light Halogen lamp LED, line Halogen lamp LED or stroboscopic lamp).Term " line " light source is also represented to be made of the point type light source of a series of alignment (in theory).(for example, arrange as close as possible along straight line path constitute) by a series of bulbs.
Preferably, translation and the plane baseline that produces aforementioned orthoscopic reflector surface is the part of the circular arc of ellipse or sub-elliptical line, also can make light flux concentration become the very little fillet of width dimensions although be different from other lines of above-mentioned lines slightly, to realize above-mentioned purpose, especially, for example the striping of the line segment of approximate described ellipse and/or circular arc formation also can obtain acceptable result (be about to light flux concentration and become the very little fillet of width).
Preferably, projecting lamp of the present invention is finished with the reflector flat or indent near orthoscopic reflector two ends, so just can utilize end luminous flux (that is, if open-ended, luminous flux will be gone out through orthoscopic reflector two ends so).
Preferably, the line projecting lamp is provided with the orthoscopic reflector of additional circular cross-section in the both sides of main orthoscopic reflector, these additional reflectors can utilize the luminous flux part of not blocked by main orthoscopic reflector, are not especially blocked by main orthoscopic reflector and luminous flux part approaching but outside the main reflector both sides.
Projecting lamp of the present invention can be monochromatic type, also can be the colour switching type, promptly is provided with a kind of device of known type, and it is more or less complicated, comprises one or more color filters.But its remarkable advantage is that the size of relevant wave filter is more much smaller than the filter size in the known colour switching projecting lamp, is reduced to activation in the size range of described fillet, and light beam can be focused in this scope.
Projecting lamp also is provided with known subtractive process synthesizer, the known wave filter of convert light flux colour temperature and the traditional mechanical type dimmer of being used for, promptly reduce the device that constitutes from the luminous flux of projecting lamp leakage, or comprise the traditional optical device of wave filter, diffusing globe and/or lens and/or optical prism by paired relatively moving.
Projector device of the present invention comprises the control module that is used to operate projecting lamp, and this control module can be to operate the sort of type of programming to projecting lamp, also can comprise the electronics dimmer, carries out the drive assembly of various functions.If projecting lamp is a head-swinging type, then, also comprise auxiliary remote controller for driving this projecting lamp.
Description of drawings
To the description of one embodiment of the invention, the present invention can be clearer by subsequently.Accompanying drawing below having quoted in this manual:
Fig. 1 is the schematic perspective view of the projecting lamp according to the present invention;
Fig. 2 is the cutaway view of above-mentioned projecting lamp;
Fig. 3 is the block diagram of projector device, comprises projecting lamp and the control module thereof of Fig. 1 and 2;
Fig. 4 is the section shape of projecting lamp orthoscopic reflector when its theoretical ellipse is approximate by circular arc;
Fig. 5 is similar to Fig. 4, and difference is, and is theoretical oval approximate by the middle circular arc that has the straight line portion that stretches to oval two ends;
Fig. 6 and front two width of cloth figure are approximate, but difference is that theoretical ellipse is approximate by striping;
Fig. 7 and front three width of cloth figure are approximate, show another change example of reflector shape.
The specific embodiment
As illustrated in fig. 1 and 2, projector device of the present invention is if the colour switching type then is made of separately projecting lamp 10, otherwise comprises this projecting lamp.Projecting lamp 10 comprises the orthoscopic reflector that label 12 is indicated.As shown in Figure 2, the plane baseline that is used for producing reflector 12 by translation is made of the part of ellipse, and it is with respect to the axial symmetry of ellipse.As can be seen from the figure, be placed on as the lamp 14 of light source in the bifocal of the unlimited ellipse that forms orthoscopic reflector 12 near on that focus of orthoscopic reflector 12 with suitable length, the luminous flux that lamp 14 (can regard linear light sorurce as in the present invention) is produced can be converged to a fillet 16, its width is enough little, to realize that the object of the invention is (under rationalistic situation, linear light sorurce acts on the desirable optics, and its width is zero).Circular arc can be approximate as the first-selection of the plane baseline that generates the orthoscopic reflector, and line source is positioned at along a suitable position on the circular arc axis of symmetry, and in the center of circle with apart between the position of the center of circle 1/2 radius, promptly the focus with the ellipse that will be similar to is consistent.
As mentioned above, utilize a plurality of circular arcs (Fig. 4) or straight line portion (Fig. 6) or circular arc to add that straight line portion (Fig. 5) is similar to described oval part, also can obtain rational, acceptable result (with regard to the fillet width of light flux concentration one-tenth).Obviously, straight line portion is short more, and propinquity effect is good more.In practice, partly come to be similar to the curved section of those deep cambers, and be similar to the curved section of those small curves with long straight line portion with short lines.
In Fig. 4, theoretic ellipse (the interested part of the present invention) by three sections circular arcs promptly in the middle of the curve 12A that constitutes of the side disc circular arc 12A.2 of circular arc 12A.1 and two identical symmetries approximate.
In Fig. 5, the oval-shaped curve 12B of approximation theory is made of middle circular arc 12B.1 side straight line portion 12B.2 and the 12B.3 identical and symmetrical with two.
In Fig. 6, the oval-shaped curve 12C of approximation theory is made of the striping that the side straight line portion of middle straight line portion 12E.1 and two symmetries forms.
Become in the example in the present invention shown in Figure 7, the cross sectional shape of projecting lamp reflector is made of the part of different ellipses, but all these ellipses have two identical focuses.
In this scheme, when gradually when connecting the axis of public focus L and F, reflector pattern 12D is along oval part 12D.2,12D.3 ... 12D.6 constantly more inner, these oval parts have public focus L, F.Like this, just can obtain a kind of reflector (so projecting lamp), its width is littler than aforementioned type.
Obviously, according to the match principle, if desired, aforesaid oval part can not be when away from line LF and inner, but more outside ellipse, thereby the bigger reflector of formation width.
From Fig. 1 and Fig. 2 as can be seen, in illustrated embodiment, projecting lamp 10 is provided with traditional mechanical type dimmer that mainly is made of neither transparent panel 18A and 18B; These two opaque plates move the luminous flux of blocking from reflector 12 outgoing in opposite directions, therefore luminous flux can be reduced to always and be interdicted fully.
From Fig. 1 and 2, it can also be seen that, projecting lamp 10 also is provided with the color variator that comprises three conventional color wave filters, each wave filter mainly is made up of the pair of plates part, be respectively flat part 20A, the 20B of light blue (C), flat part 22A, the 22B of peony (M), flat part 24A, the 24B of yellow (Y).Each can move in opposite directions to flat part, increases the saturation degree of color.These three wave filters can well known to a person skilled in the art that subtractive process is synthetic, but should be noted that according to the concrete requirement and the effect that will reach and can save part or all of described wave filter.
Projecting lamp also can be provided with traditional wave filter that is used for convert light flux colour temperature, although do not comprise (so also not shown among the figure) in the housing of projecting lamp 10.
Dimmer 18A, 18B, wave filter 20A and 20B, 22A and 22B, 24A and 24B comprise the fillet 16 that the as close as possible light flux concentration in the position of colour temperature switched filter (not shown) becomes, and can make the size of aforementioned device reduce to minimum like this.
As can be seen from Figure 1, projecting lamp 10 is respectively equipped with plane sheet reflector 28 and 30 (also concave, can form by several planes or curved surface) at the two ends of orthoscopic reflector 12.These two reflectors (some is dispersed slightly in illustrated embodiment) can utilize those luminous fluxes that will overflow from orthoscopic reflector 12 two ends without reflector once more.
From Fig. 1 and 2 as can be seen, projecting lamp 10 is respectively equipped with the orthoscopic reflector 32,34 of circular cross-section in reflector 12 both sides, it also can be formed by flat or curved surface, these two other reflectors 32 and 34 can utilize the luminous flux (see figure 2) in angle a1 and the a2 scope again, otherwise this part luminous flux also can lose.
The present invention is owing to always be to use line source (long arc light modulation, line Halogen lamp LED, stroboscopic lamp), and these line sources have very high power, generally are greater than spot light, therefore can access a kind of high power projecting lamp.Especially, long arc light modulation cost is lower, and average life span is very big, significantly greater than the short arc light modulation life-span.In addition, outgoing beam is a rectangle, and this shape generally is more suitable for the exterior lighting of monument, building etc.At last, projecting lamp of the present invention is provided with very effective painted and color variator and undersized mechanical photochopper and light stopper.
As mentioned above, according to one embodiment of the invention (Fig. 3), projector device 50 not only comprises projecting lamp 10, also comprises the control module 52 of handling projecting lamp.In illustrated embodiment, unit 52 comprises the control interface 54 that links to each other with microprocessor 56.Microprocessor 56 control is handled stepper motor 60 and is carried out various functions by the control element of label 58 overall signs, finishes required level and/or moves both vertically.Unit 52 also comprises power subsystem 62, and it is connected (as shown in arrow 64) with power supply (as the power supply bus).
Therefore, the open and close of 52 pairs of projecting lamps of control module, dim light, colour switching, beam sizes conversion and level and/or move both vertically programmed and/or controlled.
Claims (18)
1. a projector device (50), wherein projecting lamp (10) comprises light source (14) and reflector (12), reflector (12) has by making a suitable resulting surface of plane baseline translation, produce the light beam in essentially rectangular cross section, the size of this square-section is along with reducing gradually away from reflector (12), be reduced to the fillet (16) that width is significantly less than length at last, then, this size increases when continuing away from reflector, this projecting lamp (10) comprises color filter (20,22,24), the position (16) that is positioned at beam cross section width minimum locate or near.
2. projector device as claimed in claim 1 (50), it is characterized in that, translation and the plane baseline that produces described reflector (12) surface is parabola (12) or approximate parabolical lines (12A, 12B, part 12C), described part is with respect to oval axis symmetry, and line source (14) is positioned near on the elliptic focus of reflector (12).
3. projector device as claimed in claim 2 is characterized in that, the lines of sub-elliptical be striping (12B, 12C).
4. projector device as claimed in claim 3 is characterized in that, striping (12B) by straight line portion (12B.2,12B.3) and/or curved portion (12A 12B.1) forms.
5. projector device as claimed in claim 4 is characterized in that, striping part (12C) is a straight line, and it has longer than the partial-length of small curve in the oval part that it was similar to, otherwise length is shorter.
6. projector device as claimed in claim 1 (50), it is characterized in that, translation and the plane baseline (12D) that produces described reflector (12) surface comprises the part of different ellipses, all these parts have identical two focuses (L and F), when gradually when connecting the axis of public focus L and F, described plane baseline (12D) is constantly more inner or outer.
7. projector device as claimed in claim 1 (50) is characterized in that, projecting lamp (10) also comprises flat board or the indent reflector (28 and 30) near the two ends setting of orthoscopic reflector (12).
8. projector device as claimed in claim 1 (50), it is characterized in that, projecting lamp (10) also comprises the orthoscopic reflector (32 of additional circular cross-section, 34), constitute by a plurality of planes or curved surface, be located at the both sides of main reflector (12), to utilize the luminous flux that is not utilized again by main reflector (12).
9. projector device as claimed in claim 1 (50) is characterized in that, projecting lamp (10) comprise the subtractive process synthesis type color variator (20A, 20B, 22A, 22B, 24A, 24B), the part (16) that is positioned at beam cross section width minimum locate or near.
10. projector device as claimed in claim 9 (50) is characterized in that, the color variator of projecting lamp (10) comprises three color filter (20A, 20B, 22A, 22B, 24A, 24B), each wave filter comprises the pair of plates part, is respectively flat part azury, wine-colored flat part, yellow flat part, each can move in opposite directions to flat part, increases the saturation degree of color.
11. projector device as claimed in claim 1 (50) is characterized in that, also comprises the wave filter that is used for convert light flux colour temperature, be positioned at beam cross section width minimum the part place or near.
12. projector device as claimed in claim 1 (50) is characterized in that, projecting lamp (10) comprises the mechanical type dimmer (18) that is used for changing from the luminous flux of projecting lamp (10) outgoing, the part (16) that is positioned at beam cross section width minimum locate or near.
13. projector device (50) as claim 12, it is characterized in that, the mechanical type dimmer of projecting lamp (10) comprises neither transparent panel (18A and 18B), and these two opaque plates move the luminous flux of blocking from reflector 12 outgoing in opposite directions, are interdicted fully so that luminous flux is reduced to always.
14. projector device as claimed in claim 1 (50) is characterized in that, projecting lamp (10) also comprises additional filter, diffusing globe and/or optics and/or prism.
15. projector device as claimed in claim 1 (50) is characterized in that, also comprises the control module able to programme (52) of handling projecting lamp (10).
16. projector device (50) as claim 15, it is characterized in that, control module (52) comprises the control interface (54) that links to each other with microprocessor (56), the drive circuit (58) of microprocessor (56) control step motor (60), to carry out various functions, finish the motion of projecting lamp (10).
17. the projector device as claim 15 is characterized in that, control module (52) comprises the circuit of control lamp (14) power supply.
18. the projector device (50) as claim 15 is characterized in that control module (52) comprises a remote control (66), it receives the receiving interface (68) of the signal that receives remote control (66) emission.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT98VT000001 IT246384Y1 (en) | 1998-02-05 | 1998-02-05 | COLOR CHANGE PROJECTOR CHARACTERIZED BY LINEAR REFLECTOR ELLIPTICAL SECTION WITH SIMPLE OR COMBINED COLORING SYSTEM |
| ITVT98U000001 | 1998-02-05 | ||
| IT1998VT000003 IT246386Y1 (en) | 1998-10-28 | 1998-10-28 | PROJECTOR DEVICE WITH LINEAR REFLECTOR. |
| ITVT98U000003 | 1998-10-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1263589A CN1263589A (en) | 2000-08-16 |
| CN1099541C true CN1099541C (en) | 2003-01-22 |
Family
ID=26332659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98805400A Expired - Fee Related CN1099541C (en) | 1998-02-05 | 1998-11-24 | Projector device with linear reflector |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP1021677B1 (en) |
| CN (1) | CN1099541C (en) |
| AT (1) | ATE200146T1 (en) |
| AU (1) | AU1963799A (en) |
| CA (1) | CA2320478A1 (en) |
| DE (1) | DE69800646T2 (en) |
| DK (1) | DK1021677T3 (en) |
| WO (1) | WO1999040361A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749638B (en) * | 2008-11-28 | 2012-06-13 | 富士迈半导体精密工业（上海）有限公司 | Indoor lamp |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1317660B1 (en) * | 2000-05-22 | 2003-07-15 | Coemar Spa | BRIGHT PROJECTOR PARTICULARLY FOR THE PROJECTION OF ADINFINITE COLORS OF LIGHT, WITH HIGH POWER OF THE BEAM. |
| JP4360945B2 (en) * | 2004-03-10 | 2009-11-11 | シチズン電子株式会社 | Lighting device |
| CN100412646C (en) * | 2004-05-08 | 2008-08-20 | 凛宜股份有限公司 | Light source device |
| US7978970B2 (en) | 2006-09-29 | 2011-07-12 | Microscan Systems, Inc. | Systems and/or devices for providing diffuse light |
| US8374498B2 (en) | 2006-09-29 | 2013-02-12 | Microscan Systems, Inc. | Systems and/or devices for camera-based inspections |
| US8032017B2 (en) | 2006-09-29 | 2011-10-04 | Microscan Systems, Inc. | Methods for providing diffuse light |
| FR2918736B1 (en) * | 2007-07-11 | 2013-04-05 | Rve Technologie | SCENIC LIGHTING PROJECTOR. |
| US8000594B2 (en) * | 2009-07-02 | 2011-08-16 | Microscan Systems, Inc. | Diffuse reflective illuminator |
| US8107808B2 (en) | 2009-07-10 | 2012-01-31 | Microscan Systems, Inc. | Combination dark field and bright field illuminator |
| US8768159B2 (en) | 2009-07-10 | 2014-07-01 | Microscan Systems, Inc. | Combination dark field and bright field illuminator |
| US10197244B2 (en) * | 2014-03-12 | 2019-02-05 | Clay Paky S.P.A. | Stage light fixture |
| CN108613108B (en) * | 2017-01-06 | 2024-06-04 | 上海开腾信号设备股份有限公司 | High beam and low beam integrated lighting system, low beam headlamp and high beam headlamp |
| WO2018126880A1 (en) * | 2017-01-06 | 2018-07-12 | 上海开腾信号设备有限公司 | Lighting system integrating high and low beams, low beam headlamp, and high beam headlamp |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE498054A (en) * | ||||
| DE2634241A1 (en) * | 1975-10-06 | 1977-04-14 | Ibm | HIGHLY EFFECTIVE LIGHTING SYSTEM |
| FR2582780B1 (en) * | 1985-05-31 | 1988-09-09 | Cameleon | LIGHTING DEVICE, PARTICULARLY ADJUSTABLE SCENIC PROJECTOR ACCORDING TO ALL ITS PARAMETERS |
| DE8715104U1 (en) * | 1987-11-13 | 1988-04-14 | S.L.E. GmbH, 7850 Lörrach | Lighting device |
| FR2631684B1 (en) * | 1988-05-20 | 1993-02-19 | Leclercq Didier | LIGHT BEAM COLORING DEVICE |
| US4939629A (en) * | 1989-06-05 | 1990-07-03 | General Electric Company | Compact luminaire including a double-ended lamp |
| DE9310640U1 (en) * | 1993-07-16 | 1993-10-14 | Wiska Hoppmann & Mulsow Gmbh, 24568 Kaltenkirchen | Lashgang spotlights |
| DE19532877A1 (en) * | 1995-09-06 | 1997-03-13 | Giesecke & Devrient Gmbh | Device for linear lighting of sheet material, such as. B. banknotes or securities |
| IT1282621B1 (en) * | 1996-02-14 | 1998-03-31 | Artemide Spa | POLYCHROMATIC LIGHTING DEVICE, ESPECIALLY FOR DECORATIVE ILLUMINATION OF ROOMS AND SIMILAR |
-
1998
- 1998-11-24 DK DK98964436T patent/DK1021677T3/en active
- 1998-11-24 EP EP98964436A patent/EP1021677B1/en not_active Expired - Lifetime
- 1998-11-24 CA CA002320478A patent/CA2320478A1/en not_active Abandoned
- 1998-11-24 WO PCT/EP1998/007573 patent/WO1999040361A1/en active IP Right Grant
- 1998-11-24 AU AU19637/99A patent/AU1963799A/en not_active Abandoned
- 1998-11-24 AT AT98964436T patent/ATE200146T1/en not_active IP Right Cessation
- 1998-11-24 DE DE69800646T patent/DE69800646T2/en not_active Expired - Fee Related
- 1998-11-24 CN CN98805400A patent/CN1099541C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749638B (en) * | 2008-11-28 | 2012-06-13 | 富士迈半导体精密工业（上海）有限公司 | Indoor lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2320478A1 (en) | 1999-08-12 |
| EP1021677A1 (en) | 2000-07-26 |
| DE69800646T2 (en) | 2001-09-20 |
| EP1021677B1 (en) | 2001-03-28 |
| DE69800646D1 (en) | 2001-05-03 |
| ATE200146T1 (en) | 2001-04-15 |
| DK1021677T3 (en) | 2001-04-30 |
| WO1999040361A1 (en) | 1999-08-12 |
| CN1263589A (en) | 2000-08-16 |
| AU1963799A (en) | 1999-08-23 |
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