CN102708741A - Lens imaging light source and device thereof - Google Patents
Lens imaging light source and device thereof Download PDFInfo
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- CN102708741A CN102708741A CN201210208082XA CN201210208082A CN102708741A CN 102708741 A CN102708741 A CN 102708741A CN 201210208082X A CN201210208082X A CN 201210208082XA CN 201210208082 A CN201210208082 A CN 201210208082A CN 102708741 A CN102708741 A CN 102708741A
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Abstract
The invention discloses a lens imaging light source and a device thereof. The lens imaging source comprises a fixed seat and a light source plate, wherein a copper plating area and a copper-free area are arranged on the light source plate; the copper-free area divides the copper plating area into at least two areas, one of the areas is connected with a power supply positive pole, and the other is connected with a power supply negative pole; and LEDs are connected between the two separated areas and arranged in a geometrical shape for lens imaging as the requirements of the lens imaging in the teaching. The lens imaging light source and the device thereof have the advantages of stable imaging and sharp border of image in the shape of number 7 and L, and low consumption and cost, and can adjust the shape of the imaging according to the requirements of the teaching.
Description
Technical field
The technical field of the light source of the demonstration lens image formation rule in the present invention relates to impart knowledge to students is specifically related to a kind of lens imaging light source and device thereof.
Background technology
Use candle flame or " 1 " word screen light source in the former teaching as the research lens image formation rule; If when making light source with the candle flame, its imaging effect is the real image that stands upside down, and the interference that is subject to air-flow owing to the candle flame causes imaging unstable; Whether become clearly as being difficult for accuracy of judgement; Thereby the position adjustments difficulty that causes into sharply defined image is big, and like this, the experimental result error is just big.The shape of candle flame is symmetrical under the situation of not scratching, and imaging also is symmetrical, does not observe heterochiral situation.Promptly or the candle flame is when drifting owing to the interference that receives air-flow, can observe candle flame imaging and wave round about, imaging is unstable, give the student feel it is to flash and what deep impression is mistake do not have.
Summary of the invention
The present invention has overcome the deficiency of prior art, provides a kind of imaging stable, can bring impressive lens imaging light source of student and device thereof.
Consider the problems referred to above of prior art, according to an aspect disclosed by the invention, the present invention adopts following technical scheme:
A kind of lens imaging light source comprises holder and light source board, comprises on the said light source board applying the copper zone and not having the copper of applying zone; Apply the copper zone through said nothing said deposited copper zone is divided at least two zones that separate, one of them zone is connected with positive source, and another zone is connected with power cathode; Connect the LED lamp between said two zones that separate; According to the requirement of lens imaging in the teaching, said LED lamp is a plurality of, and is arranged in the geometric configuration that is used for lens imaging.
In order to realize the present invention better, further technical scheme is:
As preferably; Said deposited copper zone is split into four zones that separate, and comprises first area, second area, the 3rd zone and the 4th zone, and said first area and positive source are connected; Said first area and second area are connected through CS; Said second area and the 3rd zone passage resistance are connected, and said the 4th zone is connected with power cathode, are connected the LED lamp between said the 3rd zone and the 4th zone.
As preferably, the said geometric configuration that is used for lens imaging is " 7 " font.
As preferably, the said geometric configuration that is used for lens imaging is " L " shape.
As preferably, said holder comprises inserted link and L shaped web member, and said inserted link is connected with light source board through said L shaped web member.
As preferably, the central axis of said inserted link overlaps with the luminous flat of said LED lamp.
The present invention can also be:
A kind of lens imaging device that comprises the lens imaging light source of such scheme.
This lens imaging device; Comprise lens imaging light source, optical bench, optical bench movable slide, lens and optical screen; Said lens imaging light source is through inserted link and optical bench movable slide, and said optical bench movable slide is provided with and the corresponding groove of said inserted link central axis, and said optical bench movable slide and optical bench are slidingly connected; Said optical bench is provided with scale, and said lens and optical screen also are arranged on the optical bench.
Compared with prior art, one of beneficial effect of the present invention is:
Lens imaging light source of the present invention and device thereof, (1) imaging is stable, the sharpness of border of imaging; (2) can become the picture of " 7 " font, " L " shape, power consumption is little, and cost is low; (3) according to the needs of teaching, can regulate the shape of imaging.
Description of drawings
For clearer explanation present specification embodiment or technical scheme of the prior art; To do simple the introduction to the accompanying drawing of required use in the description of embodiment or prior art below; Obviously, the accompanying drawing in describing below only is the reference to some embodiment in the present specification, to those skilled in the art; Under the situation of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 shows light source board structural representation according to an embodiment of the invention;
Fig. 2 shows the structural representation of lens imaging light source according to an embodiment of the invention;
Fig. 3 shows the structural representation of lens imaging light source according to an embodiment of the invention;
Fig. 4 is the synoptic diagram with reference to side shown in Figure 2.
Embodiment
Below in conjunction with embodiment the present invention is done to specify further, but embodiment of the present invention is not limited thereto.
Fig. 1 shows light source board structural representation according to an embodiment of the invention.As shown in Figure 1, comprise on the light source board 101 and apply copper zone 102 (the interstitial wire part is arranged among Fig. 1) and do not have the copper of applying zone 103 (not having interstitial wire among Fig. 1).Wherein, apply the lead that copper zone 102 is equivalent in the circuit, be used for CC; Not having the copper of applying zone 103 can not conduct electricity, and is isolated into a plurality of parts to deposited copper zone 102.
Fig. 2 shows the structural representation of lens imaging light source according to an embodiment of the invention.With reference to the embodiment of a kind of lens imaging light source shown in Figure 2, a kind of lens imaging light source comprises holder 204 and light source board 201; Comprise on the said light source board 201 and apply copper zone 202 and do not have the copper of applying zone 203 that said deposited copper zone 202 is split into four zones that separate, comprise first area 205, second area 206, the 207 and the 4th zone 208, the 3rd zone; Said first area 205 is connected with positive source; Said first area 205 is connected through CS 209 with second area 206, and said second area 206 and the 3rd zone 207 are connected through resistance 210, and said the 4th zone 208 is connected with power cathode; Be connected LED lamp 211 between said the 3rd zone 207 and the 4th regional 208; According to the requirement of lens imaging in the teaching, said LED lamp 211 is a plurality of, and is arranged in the geometric configuration that is used for lens imaging.
The said geometric configuration that is used for lens imaging can be for " 7 " font, and is as shown in Figure 2.
The said geometric configuration that is used for lens imaging can be " L " shape, also can " F " shape.
The LED light emitting diode is a spread geometry of " 7 ", also can turn the shape into " L " around, can also be asymmetric shapes such as " F " shape; But " 7 " and " L " shape is the simplest, and used element is few, and power consumption is little, and cost is low.
The inventor is in drawing present embodiment, and geometric configuration can be " 7 " font perhaps before the scheme of " L " shape, and the inventor has carried out following consideration:
If when making light source with " 1 " word screen, need to penetrate on " 1 " word screen with source of parallel light, form images on optical screen through lens again; Light is through " 1 " word when screen, owing to have diffraction phenomena, so; The sharpness of imaging descends on optical screen, same " 1 " word on optical screen, whether become clearly as, be difficult to judge; Just be not easy to find into the position of sharply defined image this moment on optical bench, error ratio is bigger, is unfavorable for the analysis of problem.Moreover, the inverted image of " 1 " word screen, and since fuzzy, also just be difficult for seeing, do not reach the purpose of experiment.In order to overcome such problem, new " 7 " word or " F " type illuminating source have been developed.
Except the disclosed embodiment of Fig. 2; Apply copper zone 203 through said nothing said deposited copper zone 202 can be divided at least two zones that separate; One of them zone is connected with positive source, and another zone is connected with power cathode, connects the LED lamp between said two zones that separate.In the case, can consider that other parts connect outside light source board 201.
Fig. 3 shows the structural representation of lens imaging light source according to an embodiment of the invention.An embodiment as shown in Figure 3, said holder 304 comprise inserted link 305 and L shaped web member 306, and said inserted link 305 is connected with light source board 101,201 through said L shaped web member 306.L shaped web member 306 can be several, and its connected mode can be that bolt connects.
Fig. 4 is the synoptic diagram with reference to side shown in Figure 2.As shown in Figure 4, the central axis 406 of said inserted link 405 overlaps with the luminous flat of said LED lamp 411.
A kind of lens imaging device that comprises the lens imaging light source of above embodiment.
A kind of lens imaging device comprises lens imaging light source 101,201, optical bench, optical bench movable slide, lens and optical screen; Said lens imaging light source is through inserted link and optical bench movable slide; Available fastening Luo silk is fixed, and said optical bench movable slide is provided with and the corresponding groove of said inserted link central axis, and said optical bench movable slide and optical bench are slidingly connected; Said optical bench is provided with scale, and said lens and optical screen also are arranged on the optical bench.
Said optical bench is provided with the mode of scale, can be, is fixed with the rule isometric with it on it, so that read the position of optical element on optical bench, thereby draws object distance and image distance.So that read the position of respective optical element on optical bench, thereby draw object distance and image distance.
Present embodiment fixes lens and optical screen in use successively, regulates the spacing between them, up to hold at optical screen clearly as.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed all is and the difference of other embodiment that identical similar part cross-references gets final product between each embodiment.
" embodiment " who is spoken of in this manual, " another embodiment ", " embodiment ", etc., refer to the concrete characteristic, structure or the characteristics that combine this embodiment to describe and be included among at least one embodiment that the application's generality describes.A plurality of local appearance statement of the same race is not necessarily to refer to same embodiment in instructions.Further, when describing a concrete characteristic, structure or characteristics in conjunction with arbitrary embodiment, what institute will advocate is that other embodiment of combination realize that this characteristic, structure or characteristics also fall within the scope of the invention.
Although invention has been described with reference to a plurality of explanatory embodiment of the present invention here; But; Should be appreciated that those skilled in the art can design a lot of other modification and embodiments, these are revised and embodiment will drop within disclosed principle scope of the application and the spirit.More particularly, in the scope of, accompanying drawing open and claim, can carry out multiple modification and improvement to the building block and/or the layout of subject combination layout in the application.Except modification that building block and/or layout are carried out with improve, to those skilled in the art, other purposes also will be tangible.
Claims (8)
1. a lens imaging light source comprises holder and light source board, it is characterized in that; Comprise on the said light source board and apply the copper zone and do not have the copper of applying zone; Apply the copper zone through said nothing said deposited copper zone is divided at least two zones that separate, one of them zone is connected with positive source, and another zone is connected with power cathode; Connect the LED lamp between said two zones that separate; According to the requirement of lens imaging in the teaching, said LED lamp is a plurality of, and is arranged in the geometric configuration that is used for lens imaging.
2. lens imaging light source according to claim 1 is characterized in that, said deposited copper zone is split into four zones that separate; Comprise first area, second area, the 3rd zone and the 4th zone; Said first area and positive source are connected, and said first area and second area are connected through CS, and said second area and the 3rd zone passage resistance are connected; Said the 4th zone is connected with power cathode, is connected the LED lamp between said the 3rd zone and the 4th zone.
3. lens imaging light source according to claim 1 and 2 is characterized in that, the said geometric configuration that is used for lens imaging is " 7 " font.
4. lens imaging light source according to claim 1 and 2 is characterized in that, the said geometric configuration that is used for lens imaging is " L " shape.
5. lens imaging light source according to claim 1 is characterized in that, said holder comprises inserted link and L shaped web member, and said inserted link is connected with light source board through said L shaped web member.
6. lens imaging light source according to claim 5 is characterized in that, the central axis of said inserted link overlaps with the luminous flat of said LED lamp.
7. lens imaging device that comprises the lens imaging light source.
8. lens imaging device according to claim 7; It is characterized in that, comprise lens imaging light source, optical bench, optical bench movable slide, lens and optical screen, said lens imaging light source is through inserted link and optical bench movable slide; Said optical bench movable slide is provided with and the corresponding groove of said inserted link central axis; Said optical bench movable slide and optical bench are slidingly connected, and said optical bench is provided with scale, and said lens and optical screen also are arranged on the optical bench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210208082XA CN102708741A (en) | 2012-06-21 | 2012-06-21 | Lens imaging light source and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210208082XA CN102708741A (en) | 2012-06-21 | 2012-06-21 | Lens imaging light source and device thereof |
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| CN102708741A true CN102708741A (en) | 2012-10-03 |
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| CN201210208082XA Pending CN102708741A (en) | 2012-06-21 | 2012-06-21 | Lens imaging light source and device thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201126676Y (en) * | 2007-11-28 | 2008-10-01 | 刘一蒙 | Optical teaching aid light source kit |
| CN101571253A (en) * | 2009-06-15 | 2009-11-04 | 金子荔 | Individualized flat head lamp of integrated semiconductor for rail carriages and ships |
| CN201681525U (en) * | 2010-01-14 | 2010-12-22 | 乐山市实验中学 | Experimental instrument for displaying convex lens imaging rule |
| CN202736364U (en) * | 2012-06-21 | 2013-02-13 | 成都经济技术开发区实验高级中学校 | Lens imaging light source and apparatus thereof |
-
2012
- 2012-06-21 CN CN201210208082XA patent/CN102708741A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201126676Y (en) * | 2007-11-28 | 2008-10-01 | 刘一蒙 | Optical teaching aid light source kit |
| CN101571253A (en) * | 2009-06-15 | 2009-11-04 | 金子荔 | Individualized flat head lamp of integrated semiconductor for rail carriages and ships |
| CN201681525U (en) * | 2010-01-14 | 2010-12-22 | 乐山市实验中学 | Experimental instrument for displaying convex lens imaging rule |
| CN202736364U (en) * | 2012-06-21 | 2013-02-13 | 成都经济技术开发区实验高级中学校 | Lens imaging light source and apparatus thereof |
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Application publication date: 20121003 |