CN205899909U - Display device of polarized light principle - Google Patents
Display device of polarized light principle Download PDFInfo
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- CN205899909U CN205899909U CN201620467417.3U CN201620467417U CN205899909U CN 205899909 U CN205899909 U CN 205899909U CN 201620467417 U CN201620467417 U CN 201620467417U CN 205899909 U CN205899909 U CN 205899909U
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- polaroid
- bead
- polarized light
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- damping sheet
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Abstract
The utility model discloses a display device of polarized light principle, including a set of support, be equipped with first inclined to one side vibration -damping sheet group, the inclined to one side vibration -damping sheet group of second, observation ward and bobble conveyor in the support, first inclined to one side vibration -damping sheet group locates in the observation ward, the bobble conveyor locate in the support, first inclined to one side vibration -damping sheet group including rotatable inclined to one side vibration -damping sheet and with go up the corresponding biased downward vibration -damping sheet of inclined to one side vibration -damping sheet, biased downward vibration -damping sheet below is equipped with first bobble, a transparent straight section of thick bamboo has been put between support and the observation ward to one side, be equipped with left out tool vibration -damping sheet and right avertence vibration -damping sheet adjacent and perpendicular setting mutually in the transparent straight section of thick bamboo, high -end messenger's second bobble that bobble conveyor is used for moving second bobble to a transparent straight section of thick bamboo rolls along the inner wall of a transparent straight section of thick bamboo. The utility model discloses can improve the bandwagon effect of science popularization exhibition.
Description
Technical field
This utility model is related to the science popularization display technique field of optical field, particularly relates to a kind of displaying of polarized light principle
Device.
Background technology
A kind of just shear wave, the plane that the direction of advance of the direction of vibration of light and light is constituted is called vibration plane, usual light source
The vibration plane of the light sending is not limited solely to a fixed-direction, but is uniformly distributed in all directions, and this light is called nature
Light, and vibration plane is only limited to the light of a certain fixed-direction, is called linearly polarized light (or line polarized light).
Polaroid has masking and the selection function passing through to incident illumination, and it only allows vibration plane parallel to polarization direction
Partly light pass through, cover the light perpendicular to polarization direction vibration plane simultaneously.
Polaroid is by the composite of polarizing coating, inner protection film, pressure-sensitive adhesive layer and outer protection film layer compacting.Typically
With macromolecular compound polyvinyl alcohol thin film as substrate, then contaminate and there is strongly dichroic iodine, through boric acid aqueous solution also
Former stable after, then by its simple tension 4～5 times make.After stretching, iodine molecule is then fitly attracted to and is arranged on thin film,
When light passes through polaroid, the light of wherein orthogonal polarization components part is absorbed strongly by polaroid, and another component is then absorbed
Weaker, therefore with polaroid, natural light can be converted to line polarized light.
Although the light through a polaroid becomes polarized light, because the eyes of people do not distinguish the energy of polarized light
Power, therefore cannot discover it is therefore necessary to add another polaroid, the then presence that can verify that polarized light and the spy representing polarized light
Property.Polaroid has " being polarized " and the performance of " analyzing ".
By the transmitted light of first polaroid, its vibration is limited on a certain direction of vibration, and we are the first polarization
Piece 1 is called " polarizer ", and its effect is that natural light is become polarized light, then relies on second polaroid 2 to go to detect.Rotation
Turn the second polaroid 2 so that it may the intensity of discovery transmitted light occurs with rotation periodically changing, when the second polaroid 2
When polarization direction is parallel with the polarization direction of the polarized light that the first polaroid 1 is formed, polarized light can pass through, at this moment
There is brighter light, as shown in Figure 1 after two polaroids 2.
When the polarization direction of the second polaroid 2 is vertical with the polarization direction of polarized light, polarized light can not pass through, it
Light below is the darkest, as shown in Figure 2.
Polaroid q helps us to identify polarized light, and therefore it is called " analyzer ".
Represent the characteristic of polarized light, it is desirable to have use while " Qi Pianqi " and " analyzer ", in order that people understand partially
The characteristic of light of shaking and principle, the existing exhibiting device with regard to polarized light at present, it is mainly used in scientific and technological venue exhibition, spectators pass through
The relative angle of adjustment " Qi Pianqi " and " analyzer ", can feel to find polaroid there is directivity it is known that the light that passes through strong
Degree is relevant with the direction of polaroid.
Although spectators pass through the relative angle that inclined device and analyzer are opened in adjustment, can feel to find that polaroid has directivity,
Know that the intensity of the light passing through is relevant with the direction of polaroid, but what specific principle is, optical knowledge is understood less
It is difficult to understand for for spectators showing content, show and lack help it is appreciated that the bridge of phenomenon producing cause, be unable to more
Good performance exhibition item due displaying function.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of exhibiting device of polarized light principle, existing to solve
It is difficult to understand for showing content for the show device using polarized light of the technology spectators less to optical knowledge understanding, show and lack help
It is appreciated that the technical problem of the bridge of phenomenon producing cause.
For solving above-mentioned technical problem, embodiment of the present utility model provides a kind of exhibiting device of polarized light principle, bag
Include a pack support, in described support, be provided with the first polarizer group, the second polarizer group, observation ward and bead vehicle, institute
State the first polarizer group located at described observe indoor, described bead vehicle in described support, described first polaroid
Group includes rotatable upper polarizer and the lower polaroid corresponding with described upper polarizer, is provided with below described lower polaroid
First bead；Tilting between described support and observation ward have transparent straight tube, is provided with adjacent and perpendicular sets in described transparent straight tube
The left polaroid put and right polaroid, described bead vehicle is used for motion the second bead makes second to the high-end of transparent straight tube
Bead tumbles along the inwall of transparent straight tube.
Wherein, each polaroid is provided with transparent membrane, and described transparent membrane is painted with equidistant straight line.
Wherein, the spacing of the equidistant straight line described transparent membrane drawn is described transparent membrane horizontal maximum size
1/10.
Wherein, described upper polarizer, lower polaroid, left polaroid and right polaroid are by polarizing coating, inner protection film, pressure
Quick glue-line and the composite of outer protection film layer compacting.
Wherein, described bead vehicle is vertically arranged, and it transports described second bead from bottom to top to transparent straight tube
High-end place, and receive the second bead tumbling from described transparent straight tube.
The having the beneficial effect that of technique scheme of the present utility model:
The exhibiting device of polarized light principle of the present utility model by particular design is carried out to apparatus structure, using being painted with
It is attached to the method on polaroid apart from the transparent membrane of straight line, the polarization direction concrete image of polaroid helps observer
Understanding to the polarization theory of light, makes observer intuitively be known that polaroid has directivity, and knows its polarization side
To it is readily appreciated that the intensity of the light passing through is relevant with the relative angle of two polaroid polarization directions, and when the two is mutually vertical
When straight, light will almost be blocked completely, and the light passing through when the two is parallel to each other is the brightest, therefore can improve popularization exhibitions
Bandwagon effect.
Brief description
Fig. 1 is the schematic diagram one of the polarized light device of prior art；
Fig. 2 is the schematic diagram two of the polarized light device of prior art；
Fig. 3 is the schematic diagram of the exhibiting device of this utility model polarized light principle.
[primary clustering symbol description]
1: the first polaroid；
2: the second polaroids；
4: observation ward；
5: support；
6: bead vehicle；
7: upper polarizer；
8: lower polaroid；
9: the first beads；
10: transparent straight tube；
11: left polaroid；
12: right polaroid；
13: the second beads.
Specific embodiment
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing
And specific embodiment is described in detail.
The show device using polarized light that this utility model is directed to prior art understands for less spectators very to optical knowledge
Indigestibility shows content, shows and lacks help it is appreciated that the technical problem of the bridge of phenomenon producing cause, provides a kind of polarization
The exhibiting device of light principle.
As shown in figure 3, this utility model embodiment provides a kind of exhibiting device of polarized light principle, including a pack support 5,
It is provided with the first polarizer group, the second polarizer group, observation ward 4 and bead vehicle 6, described first is inclined in described support 5
The piece that shakes is mounted in described observation ward 4, and in described support 5, described first polarizer group includes described bead vehicle 6
Rotatable upper polarizer 7 and the lower polaroid 8 corresponding with described upper polarizer 7, are provided with below described lower polaroid 8
One bead 9；Tilting between described support 5 and observation ward 4 have transparent straight tube 10, is provided with adjacent and mutually hangs down in described transparent straight tube 10
The left polaroid 11 of straight setting and right polaroid 12, described bead vehicle 6 is used for motion the second bead 13 to transparent straight tube
10 high-end makes the second bead 13 tumble along the inwall of transparent straight tube 10.
In the first polarizer group, lower polaroid 8 is fixing, and observer passes through to rotate upper polarizer 7, inclined through above-mentioned two
Shake piece, observes the change of the first bead 9 brightness of lower section.When the polarization direction of two polaroids is parallel to each other, that is, two
When rectilinear direction on polaroid is identical, the brightness of the first bead 9 is maximum；And when the polarization direction of two polaroids is orthogonal
When, that is, when the rectilinear direction on two polaroids is orthogonal, the brightness of the first bead 9 is minimum, and light is the darkest.
In the second polarizer group, left polaroid 11 and right polaroid 12 next-door neighbour are placed in same tilted-putted transparent straight
In cylinder 10, because the two polarization direction is orthogonal, then in transparent straight tube 10 external vision, as long as observer can see
The overlapping view of two polaroids, just can be appreciated that the dark aspect being formed by the boundary line that the two closes, that is, two
Straight line mutually perpendicular lap in side looks like dark space, and nonoverlapping part is bright region.This dark space has been seen
To block up black wall horizontal stroke there as one, be that the eyes of observer are blinded actually.Observer passes through bead vehicle 6 can be by
Second bead 13 rises to transparent straight tube 10 left side, that is, the transparent straight tube 10 tilting is high-end, when the second bead 13 is along saturating
During the dark space that bright straight tube 10 is rolled to the right lower end and formed by two polaroids it may appear that the second bead 13 " through walls and
Cross " peculiar landscape.
Wherein, each polaroid is provided with transparent membrane (not shown), and described transparent membrane is painted with equidistant straight line.Institute
The spacing stating the equidistant straight line drawn on transparent membrane is the 1/10 of described transparent membrane horizontal maximum size.
Wherein, described upper polarizer 7, lower polaroid 8, left polaroid 11 and right polaroid 12 are by polarizing coating, interior guarantor
The composite of cuticula, pressure-sensitive adhesive layer and the compacting of outer protection film layer.
Wherein, described bead vehicle 6 is vertically arranged, and it transports described second bead 13 from bottom to top to transparent straight tube
10 high-end place, and receive the second bead 13 tumbling from described transparent straight tube 10.
In such scheme, by particular design is carried out to apparatus structure, attached using the transparent membrane being painted with equidistant straight line
Method on polaroid, the polarization direction concrete image of polaroid helps the understanding of the polarization theory to light for the observer,
Make observer intuitively be known that polaroid has a directivity, and know its polarization direction it is readily appreciated that the light that passes through
Intensity is relevant with the relative angle of two polaroid polarization directions, and when the two is mutually perpendicular to, and light will almost quilt completely
Block, and the light passing through when the two is parallel to each other is the brightest, therefore can improve the bandwagon effect of popularization exhibitions.
The above is preferred implementation of the present utility model it is noted that ordinary skill for the art
For personnel, on the premise of without departing from principle described in the utility model, some improvements and modifications can also be made, these improvement
Also should be regarded as protection domain of the present utility model with retouching.
Claims (5)
1. a kind of exhibiting device of polarized light principle, it is characterised in that including a pack support, is provided with the first polarization in described support
Piece group, the second polarizer group, observation ward and bead vehicle, described first polarizer group observes indoor, institute located at described
State bead vehicle in described support, described first polarizer group include rotatable upper polarizer and with described on
The corresponding lower polaroid of polaroid, is provided with the first bead below described lower polaroid；Tilting between described support and observation ward
There is transparent straight tube, in described transparent straight tube, be provided with the left polaroid of adjacent and perpendicular setting and right polaroid, described bead fortune
Device second bead that is used for moving is sent so that the second bead is tumbled along the inwall of transparent straight tube to the high-end of transparent straight tube.
2. polarized light principle according to claim 1 exhibiting device it is characterised in that each polaroid be provided with transparent
Thin film, described transparent membrane is painted with equidistant straight line.
3. polarized light principle according to claim 2 exhibiting device it is characterised in that on described transparent membrane draw
The spacing of equidistant straight line is the 1/10 of described transparent membrane horizontal maximum size.
4. the exhibiting device of polarized light principle according to claim 1 is it is characterised in that described upper polarizer, lower polarization
Piece, left polaroid and right polaroid are compound by the compacting of polarizing coating, inner protection film, pressure-sensitive adhesive layer and outer protection film layer
Material.
5. the exhibiting device of polarized light principle according to claim 1 is it is characterised in that described bead vehicle is vertical
Setting, it transports described second bead from bottom to top to the high-end place of transparent straight tube, and receives and tumble from described transparent straight tube
Second bead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620467417.3U CN205899909U (en) | 2016-05-20 | 2016-05-20 | Display device of polarized light principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620467417.3U CN205899909U (en) | 2016-05-20 | 2016-05-20 | Display device of polarized light principle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205899909U true CN205899909U (en) | 2017-01-18 |
Family
ID=57766198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620467417.3U Active CN205899909U (en) | 2016-05-20 | 2016-05-20 | Display device of polarized light principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205899909U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112017508A (en) * | 2020-09-29 | 2020-12-01 | 淄博职业学院 | English reading fills up blank study appurtenance |
-
2016
- 2016-05-20 CN CN201620467417.3U patent/CN205899909U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112017508A (en) * | 2020-09-29 | 2020-12-01 | 淄博职业学院 | English reading fills up blank study appurtenance |
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