CN203689792U - Demonstration instrument for light diffraction experiments - Google Patents
Demonstration instrument for light diffraction experiments Download PDFInfo
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- CN203689792U CN203689792U CN201420050819.4U CN201420050819U CN203689792U CN 203689792 U CN203689792 U CN 203689792U CN 201420050819 U CN201420050819 U CN 201420050819U CN 203689792 U CN203689792 U CN 203689792U
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- box body
- screen
- diffraction
- optical
- optical fiber
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Abstract
The utility model belongs to the university physics optical teaching instrument technology field and belongs to a demonstration instrument for light diffraction experiments. The demonstration instrument is mainly aimed to solve the technical problems of difficult light path adjustment and time and labor wasting existed in light diffraction experiment devices. The demonstration instrument comprises a laser source, a diffraction screen and an optical screen, and also comprises a box body, a plastic optical fiber and an optical fiber support. The laser source is arranged on the left side of the box body. The plastic optical fiber is arranged on the optical fiber support and located on the left side of the inner cavity of the box body. The diffraction screen is arranged on the right side of the inner cavity of the box body. The optical screen is arranged on the right side of the box body. The laser source, the light hole of the box body and the center of two ends of the plastic optical fiber are in the same level line. Two ends of the plastic optical fiber are equipped with rubber sleeves. A metal sleeve is arranged outside each rubber sleeve. The demonstration instrument has advantages of easy optical path adjustment, high experiment efficiency and good observation effects. In addition, the demonstration instrument is advantaged by low cost, small size and simple structure.
Description
Technical field
The utility model belongs to College Physics optics teaching Instrument technology field, is specifically related to a kind of demonstrator of optical diffraction experiment.
Background technology
In traditional College Physics Experiments of Optics, optical diffraction experimental provision is made up of lasing light emitter, optical element and optical screen, and the adjustment of light path is the problem of adjusting light path difficulty and wasting time and energy by regulating optical element to realize, existing, and tends to delay classroom instruction.
Summary of the invention
The purpose of this utility model is to solve existing optical diffraction experimental provision the adjustment light path difficulty existing and the technical matters wasting time and energy, and a kind of demonstrator of optical diffraction experiment is provided.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of demonstrator of optical diffraction experiment, comprise lasing light emitter, diffraction screen and optical screen, wherein: it also comprises box body, plastic optical fiber and structure of fiber_optic, described lasing light emitter is located at the left side of box body, plastic optical fiber is located on structure of fiber_optic and is positioned at the left side of box body inner chamber, diffraction screen is located at the right of box body inner chamber, and optical screen is located at the right side of box body, and the center at the light hole of lasing light emitter, box body and the two ends of plastic optical fiber is on same horizontal line; The two ends of described plastic optical fiber are provided with gum sleeve, and the outside of gum sleeve is provided with metal sleeve.
Described diffraction screen is black rectangular body, and diffraction screen is provided with small sircle hole and narrow slit, the lower end of diffraction screen be located at can the diffraction screen support of up-down adjustment on.
Described optical screen is white rectangular body, and the lower end of optical screen is located on optical screen support.
Described box body is the rectangular body of hollow, and the middle part of the left plate of box body is provided with light hole, and the middle part of the right plate of box body is provided with square window, the front panel of box body and the base plate hinged of box body and can open.
The utility model adopts above technical scheme, on the basis of existing technology, introduce plastic optical fiber, make optical path adjusting become easy, existing optical diffraction experiment the adjustment light path difficulty existing and the technical matters wasting time and energy are solved, plastic optical fiber and diffraction screen are located to the inner chamber of box body, convenient to use.Therefore, compared with background technology, the utlity model has the advantage that light path easily regulates, conventional efficient is high and observing effect is good, in addition, the utility model cost is low, and volume is little, simple in structure.
Brief description of the drawings
Accompanying drawing is structural representation of the present utility model.
Embodiment
As shown in drawings, the demonstrator of a kind of optical diffraction experiment in the present embodiment, comprise lasing light emitter 1, diffraction screen 6 and optical screen 4, wherein: it also comprises box body 2, plastic optical fiber 8 and structure of fiber_optic 10, described lasing light emitter 1 is located at the left side of box body 2, plastic optical fiber 8 is located on structure of fiber_optic 10 and is positioned at the left side of box body 2 inner chambers, diffraction screen 6 is located at the right of box body 2 inner chambers, optical screen 4 is located at the right side of box body 2, and the center at the light hole 11 of lasing light emitter 1, box body 2 and the two ends of plastic optical fiber 8 is on same horizontal line; The two ends of described plastic optical fiber 8 are provided with gum sleeve, and the outside of gum sleeve is provided with metal sleeve.
Above-mentioned diffraction screen 6 is black rectangular body, and diffraction screen 6 is provided with small sircle hole and narrow slit, the lower end of diffraction screen 6 be located at can the diffraction screen support 7 of up-down adjustment on.
Above-mentioned optical screen 4 is white rectangular body, and the lower end of optical screen 4 is located on optical screen support 5.
The rectangular body that above-mentioned box body 2 is hollow, the middle part of the left plate of box body 2 is provided with light hole 11, and the middle part of the right plate of box body 2 is provided with square window 3, the base plate hinged of the front panel of box body 2 and box body 2 and can opening.
Claims (4)
1. the demonstrator of an optical diffraction experiment, comprise lasing light emitter (1), diffraction screen (6) and optical screen (4), it is characterized in that: it also comprises box body (2), plastic optical fiber (8) and structure of fiber_optic (10), described lasing light emitter (1) is located at the left side of box body (2), plastic optical fiber (8) is located at structure of fiber_optic (10) goes up and is positioned at the left side of box body (2) inner chamber, diffraction screen (6) is located at the right of box body (2) inner chamber, optical screen (4) is located at the right side of box body (2), lasing light emitter (1), the center at the light hole (11) of box body (2) and the two ends of plastic optical fiber (8) is on same horizontal line, the two ends of described plastic optical fiber (8) are provided with gum sleeve, and the outside of gum sleeve is provided with metal sleeve.
2. the demonstrator of a kind of optical diffraction experiment according to claim 1, it is characterized in that: described diffraction screen (6) is black rectangular body, diffraction screen (6) is provided with small sircle hole and narrow slit, the lower end of diffraction screen (6) be located at can the diffraction screen support (7) of up-down adjustment on.
3. the demonstrator of a kind of optical diffraction experiment according to claim 1, is characterized in that: described optical screen (4) is white rectangular body, and the lower end of optical screen (4) is located on optical screen support (5).
4. the demonstrator of a kind of optical diffraction experiment according to claim 1, it is characterized in that: the rectangular body that described box body (2) is hollow, the middle part of the left plate of box body (2) is provided with light hole (11), the middle part of the right plate of box body (2) is provided with square window (3), the base plate hinged of the front panel of box body (2) and box body (2) and can opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050819.4U CN203689792U (en) | 2014-01-24 | 2014-01-24 | Demonstration instrument for light diffraction experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050819.4U CN203689792U (en) | 2014-01-24 | 2014-01-24 | Demonstration instrument for light diffraction experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203689792U true CN203689792U (en) | 2014-07-02 |
Family
ID=51011668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420050819.4U Expired - Fee Related CN203689792U (en) | 2014-01-24 | 2014-01-24 | Demonstration instrument for light diffraction experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203689792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104732854A (en) * | 2015-03-16 | 2015-06-24 | 陕西师范大学 | Demonstration device for simulating optical fiber numerical apertures and experiment demonstration method |
-
2014
- 2014-01-24 CN CN201420050819.4U patent/CN203689792U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104732854A (en) * | 2015-03-16 | 2015-06-24 | 陕西师范大学 | Demonstration device for simulating optical fiber numerical apertures and experiment demonstration method |
| CN104732854B (en) * | 2015-03-16 | 2017-01-25 | 陕西师范大学 | Demonstration device for simulating optical fiber numerical apertures and experiment demonstration method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20150124 |
|
| EXPY | Termination of patent right or utility model |