CN1834530A - Laser light raster performance appts - Google Patents
Laser light raster performance appts Download PDFInfo
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- CN1834530A CN1834530A CN 200610025924 CN200610025924A CN1834530A CN 1834530 A CN1834530 A CN 1834530A CN 200610025924 CN200610025924 CN 200610025924 CN 200610025924 A CN200610025924 A CN 200610025924A CN 1834530 A CN1834530 A CN 1834530A
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- laser
- diffraction grating
- plane diffraction
- light
- grating sheet
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Abstract
The present invention relates to a laser light grating performance device. It includes laser, laser projector and its control and fixing devices. It is characterized by that the described laser projector is one or several plane diffraction grating sheets, the laser beam sent by laser is irradiated on the described plane diffraction grating sheet at a certain angle, the diffraction beams produced by laser beam passed through the plane diffraction grating sheet can be mutually interfered so as to form the required space light pattern, said light pattern is projected into the space of irradiated body or on its surface, so that the laser light performance can be implemented. Said grating diffraction light performance device can be extensively used in the fields of stage performance, dance hall, evening party, advertisement and exhibition hall, etc.
Description
Technical field
The present invention relates to laser lamp, a kind of laser light raster performance appts.This laser light raster performance appts especially is applied at aspects such as stage performance, dancing hall, party, advertisement, show grounds.It is by one or more plane diffraction grating sheet and one or more laser constitution, shine on the plane diffraction grating by laser instrument emitted laser bundle, the diffracted beam that laser beam produces by plane diffraction grating, interfere formed spatial light pattern (space diffracting light field) mutually, project required illuminated object space or surface at last, realize the demo function of laser lamp.
Background technology
Being applied to the light show field according to the laser lamp of laser technology manufacturing is new developing technology just in recent years.The demonstration mode that present laser lamp is taked is: the laser instrument emitted laser bundle in the laser lamp shines on one group of bidimensional galvanometer (laser projectile) of being controlled by computer program, continuous conversion laser light reflected bundle by the galvanometer angle projects illuminated object space or surface, on the space of illuminated object or surface, form various required laser light patterns, thereby realize the lighting demonstration function of laser lamp.
This type of device mainly is that the angle of divergence of laser lamp light-emitting window emitted laser bundle is less except that cost height and manufacturing process relative complex, and quilt is shone the space and areal extent is limited, and the space dynamic visual impact is poor, thereby influences the light show effect.
Summary of the invention
The technical problem to be solved in the present invention is to overcome above-mentioned the deficiencies in the prior art, and a kind of laser light raster performance appts is provided, should have simple in structure, cost is low, the diversified characteristics of lighting demonstration effect.
Technical solution of the present invention is as follows:
A kind of laser light raster performance appts, it comprises laser instrument, laser projecting apparatus and control thereof and fixture, be characterised in that described laser projecting apparatus is one or more plane diffraction grating sheet, the laser beam that sends by laser instrument with certain angular illumination to described plane diffraction grating sheet, the diffracted beam that laser beam produces by the plane diffraction grating sheet is interfered the required spatial light pattern of formation mutually, project illuminated object space or surface, thereby realize the light show of laser lamp.
The light source that the apparatus of the present invention that are meant laser instrument of the present invention adopt, it can be formed by the laser instrument combination of a laser instrument or a plurality of different output wavelengths.
Control of the present invention and fixture are meant the laser instrument in the laser light raster performance appts of the present invention and the fixing and control device of plane diffraction grating sheet.
Technique effect of the present invention:
Laser projecting apparatus of the present invention is made up of one or more plane diffraction grating sheet, shine on the plane diffraction grating by laser instrument emitted laser bundle, the diffracted beam that laser beam produces by plane diffraction grating, interfere formed spatial light pattern (space diffracting light field) mutually, project required illuminated object space or surface at last, that laser lamp of the present invention has is simple in structure, cost is low, the diversified characteristics of lighting demonstration effect.
Description of drawings
Fig. 1 is laser light raster performance appts embodiment 1 a structural principle schematic diagram of the present invention;
Fig. 2 is laser light raster performance appts embodiment 2 structural principle schematic diagrames of the present invention;
Fig. 3 is laser light raster performance appts embodiment 3 structural principle schematic diagrames of the present invention;
Fig. 4 is laser light raster performance appts embodiment 4 structural principle schematic diagrames of the present invention;
Fig. 5 is laser light raster performance appts embodiment 5 structural principle schematic diagrames of the present invention;
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is further described in detail:
See also Fig. 1, Fig. 1 is the structure and the basic functional principle figure of laser light raster performance appts embodiment 1 of the present invention.As seen from the figure, laser light raster performance appts of the present invention, it comprises laser instrument 1, laser projecting apparatus and control thereof and fixture (not shown), described laser projecting apparatus is one or more plane diffraction grating 2, the laser beam 3 that sends by laser instrument 1 with certain angular illumination to described plane diffraction grating 2, the diffracted beam that laser beam 3 produces by plane diffraction grating 2, interfere mutually and form required spatial light pattern, project illuminated object space or surface, thereby realize the light show of laser lamp.
Fig. 2 is the structure and the fundamental diagram of laser light raster apparatus for demonstrating embodiment 2 of the present invention.Laser projecting apparatus described in Fig. 2 is the plane diffraction grating sheet 2 with certain speed rotation.It is a kind of dynamic spatial light pattern that the diffracted beam that laser instrument 1 emitted laser bundle 3 produces by diffraction grating sheet 2 is interfered formed spatial light pattern mutually.
Fig. 3 is the structure and the fundamental diagram of laser light raster apparatus for demonstrating embodiment 3 of the present invention.Laser projecting apparatus described in Fig. 3 is that the plane diffraction grating sheet 2 selected for use and plane diffraction grating sheet 4 are with suitable space length setting, plane diffraction grating sheet 2 and the 4 coaxial and mutual reverse rotations of plane diffraction grating sheet, laser beam 3 is interfered the new spatial light pattern of formation through the diffracted beam that the plane diffraction grating sheet 4 with 2 reverse rotations of plane diffraction grating sheet produces again mutually by the spatial light pattern that plane diffraction grating sheet 2 produces.Selecting the pattern of scribing on plane diffraction grating sheet 2 and the plane diffraction grating sheet 4 for use can be different patterns.
Fig. 4 is the structure and the fundamental diagram of laser light raster apparatus for demonstrating embodiment 4 of the present invention.Laser projecting apparatus described in Fig. 4 is a disk 6, at the periphery of disk 6, several plane diffraction grating sheets 2 is installed, and disk 6 will guarantee that laser instrument 1 emitted laser bundle 3 can shine on the plane diffraction grating sheet 2 when rotating with certain speed.The pattern of scribing on several plane diffraction grating sheets of selecting for use on the disk 6 is the pattern that has nothing in common with each other.
Fig. 5 is the structure and the fundamental diagram of laser light raster apparatus for demonstrating embodiment 5 of the present invention.Laser instrument 1 is by several laser constitutions among Fig. 5, and each laser instrument emission optical maser wavelength can be identical, also can be different.Laser instrument 1 emitted laser bundle 3 is through projecting after the optical system 7 on the plane diffraction grating sheet 2, and laser beam 3 is by the diffracted beam of plane diffraction grating sheet 2 generations, and interference will form required spatial light pattern mutually.If the laser array zoarium that laser instrument 1 is made up of several emission different wavelength of laser devices, then the spatial light pattern of Chan Shenging is exactly colorful spatial light pattern.
Below only be several specific embodiment of the present invention, in fact the combination of plane diffraction grating sheet and laser instrument is too numerous to enumerate, does not repeat them here.
Claims (2)
1, a kind of laser light raster performance appts, it comprises laser instrument, laser projecting apparatus and control thereof and fixture, be characterised in that described laser projecting apparatus is one or more plane diffraction grating sheet, the laser beam that sends by laser instrument with certain angular illumination to described plane diffraction grating sheet, the diffracted beam that laser beam produces by described plane diffraction grating sheet, interfere mutually and form required spatial light pattern, project illuminated object space or surface, thereby realize the light show of laser lamp.
2, laser light raster performance appts according to claim 1 is characterized in that described laser instrument is formed by the laser instrument combination of a laser instrument or a plurality of different output wavelengths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610025924 CN1834530A (en) | 2006-04-21 | 2006-04-21 | Laser light raster performance appts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610025924 CN1834530A (en) | 2006-04-21 | 2006-04-21 | Laser light raster performance appts |
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| CN1834530A true CN1834530A (en) | 2006-09-20 |
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| CN 200610025924 Pending CN1834530A (en) | 2006-04-21 | 2006-04-21 | Laser light raster performance appts |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299560A (en) * | 2015-10-20 | 2016-02-03 | 浙江科技学院 | Laser car courtesy lamp optical system formed by combining diffraction optical element and laser device |
| CN105299561A (en) * | 2015-10-20 | 2016-02-03 | 浙江科技学院 | Laser car fog lamp optical system formed by combining diffraction optical element and laser device |
| CN105372826A (en) * | 2015-12-11 | 2016-03-02 | 杭州东尚光电科技有限公司 | Traffic signal lamp optical system realized by laser light source and diffractive optical elements |
| CN105388626A (en) * | 2015-12-11 | 2016-03-09 | 杭州东尚光电科技有限公司 | Traffic signal lamp optical system realized by LED light source and diffractive optical elements |
| CN105467598A (en) * | 2015-12-11 | 2016-04-06 | 杭州东尚光电科技有限公司 | A laser illuminating optical system combining a semiconductor laser and a diffractive optical element |
| CN105511086A (en) * | 2015-12-11 | 2016-04-20 | 杭州东尚光电科技有限公司 | Laser illumination optical system combining diffraction optical element with laser |
| CN106402719A (en) * | 2016-08-30 | 2017-02-15 | 宁波凯盛电器有限公司 | Candle lamp |
| CN110984685A (en) * | 2019-12-11 | 2020-04-10 | 蓝泰展览工程服务(上海)有限公司 | Light barrier structure for vehicle exhibition |
-
2006
- 2006-04-21 CN CN 200610025924 patent/CN1834530A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299560A (en) * | 2015-10-20 | 2016-02-03 | 浙江科技学院 | Laser car courtesy lamp optical system formed by combining diffraction optical element and laser device |
| CN105299561A (en) * | 2015-10-20 | 2016-02-03 | 浙江科技学院 | Laser car fog lamp optical system formed by combining diffraction optical element and laser device |
| CN105372826A (en) * | 2015-12-11 | 2016-03-02 | 杭州东尚光电科技有限公司 | Traffic signal lamp optical system realized by laser light source and diffractive optical elements |
| CN105388626A (en) * | 2015-12-11 | 2016-03-09 | 杭州东尚光电科技有限公司 | Traffic signal lamp optical system realized by LED light source and diffractive optical elements |
| CN105467598A (en) * | 2015-12-11 | 2016-04-06 | 杭州东尚光电科技有限公司 | A laser illuminating optical system combining a semiconductor laser and a diffractive optical element |
| CN105511086A (en) * | 2015-12-11 | 2016-04-20 | 杭州东尚光电科技有限公司 | Laser illumination optical system combining diffraction optical element with laser |
| CN105388626B (en) * | 2015-12-11 | 2019-07-23 | 嘉兴驭光光电科技有限公司 | The traffic light optical system realized with LED light source and diffraction optical element |
| CN106402719A (en) * | 2016-08-30 | 2017-02-15 | 宁波凯盛电器有限公司 | Candle lamp |
| CN110984685A (en) * | 2019-12-11 | 2020-04-10 | 蓝泰展览工程服务(上海)有限公司 | Light barrier structure for vehicle exhibition |
| CN110984685B (en) * | 2019-12-11 | 2021-07-13 | 蓝泰展览工程服务(上海)有限公司 | Light barrier structure for vehicle exhibition |
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