CN206574363U - A kind of light polarization rotation test instrument - Google Patents
A kind of light polarization rotation test instrument Download PDFInfo
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- CN206574363U CN206574363U CN201720310941.4U CN201720310941U CN206574363U CN 206574363 U CN206574363 U CN 206574363U CN 201720310941 U CN201720310941 U CN 201720310941U CN 206574363 U CN206574363 U CN 206574363U
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- light
- guide rail
- sliding sleeve
- sliding block
- light source
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Abstract
The utility model discloses a kind of light polarization rotation test instrument, including light tool guide rail, the first sliding block and the second sliding block are connected with light tool guide rail；It is provided with first sliding block on light source emitter, the second sliding block and rotating device is installed, the sidewall weld of turntable has is connected with po-larization mechanism and receiving mechanism on regulation guide rail and graduated scale, regulation guide rail.This light polarization rotation test instrument, the reflecting surface for measuring workpiece is placed on to the center of rotating disk, due to launching center of the light beam Jing Guo rotating disk on transmitting probe, change after rotation disc spins, incidence angle changes, reflected light is linearly polarized light, occur the phenomenon of delustring during rotatory polarization piece, measure the number of degrees of rotating disk, refraction angle is calculated by formula, accurate, the easy to use advantage with measurement.
Description
Technical field
The utility model is related to laboratory apparatus field, specially a kind of light polarization rotation test instrument.
Background technology
Light wave includes the lateral vibration in all possible directions, but the amplitude on different directions, mutually perpendicular at two
Amplitude has maximum and minimum value on direction, and this light is referred to as partial poolarized light, and natural light and partial poolarized light are actually
It is made up of the different linearly polarized light of many direction of vibration, when light injects medium from air, tangent value of Brewster's angle etc.
In the refractive index of medium, because the refractive index of medium is relevant with optical wavelength, to same medium, the size of Brewster's angle
It is also relevant with optical wavelength, when incidence angle deviates Brewster's angle, reflected light will be partial poolarized light, existing detection cloth scholar
The problem of apparatus structure complexity and DATA REASONING at this special angle have inaccurate.
Utility model content
The purpose of this utility model is to provide a kind of light polarization rotation test instrument possess measurement accurately, easy to use
Advantage, solves problem of the prior art.
To achieve the above object, the utility model provides following technical scheme：A kind of light polarization rotation test instrument, including light
Has guide rail, the two ends of the lower surface of the light tool guide rail are mounted on being connected with the first sliding block on support feet, light tool guide rail
With the second sliding block；Light source emitter is installed on first sliding block, light source emitter by support bar, light source launch-box and
Voltage-stabilized power supply is constituted, and one end of support bar is vertically welded in the center of the first sliding block upper surface, the other end welding of support bar
In the center of light source launch-box lower surface, the side of light source launch-box is provided with transmitting probe, the opposite side of light source launch-box
It is electrically connected at by control line in voltage-stabilized power supply；Rotating device is installed on second sliding block, rotating device by turntable,
Support column, rotating disk and measurement workpiece composition, turntable are movably connected on the second sliding block, and the sidewall weld of turntable has regulation
Guide rail and graduated scale, support column is installed on the top end face of turntable, and rotating disk, rotation are connected in the top movable of support column
Measurement workpiece is placed on disk, measurement workpiece and rotating disk are vertically arranged；Be connected with the regulation guide rail po-larization mechanism and
Receiving mechanism, po-larization mechanism is by the first sliding sleeve with polarizer group into the first sliding sleeve and regulation guide rail are flexibly connected, in the first sliding sleeve
Upper installation polarizer；The receiving mechanism is made up of the second sliding sleeve and receiving screen, and the second sliding sleeve and regulation guide rail are flexibly connected,
Receiving screen is installed on second sliding sleeve.
It is preferred that, the light source emitter, rotating device, po-larization mechanism and receiving mechanism are transversely arranged successively.
It is preferred that, the transmitting probe, measurement workpiece, polarizer and receiving screen are in same level and measurement work
Part, polarizer and receiving screen are on the same line.
It is preferred that, pointer is welded with the side wall of first sliding sleeve and the second sliding sleeve, pointer and graduated scale are vertical.
It is preferred that, the junction of second sliding sleeve and receiving screen is provided with cushion, and cushion coats the rib of receiving screen
Side.
Compared with prior art, the beneficial effects of the utility model are as follows：
This light polarization rotation test instrument, after the first sliding sleeve and the movement of the second sliding sleeve, pointer can directly indicate scale
Numeral on chi, so as to calculate the distance between the first sliding sleeve and the second sliding sleeve, reduces the possibility misread, different distance
Polarizer and receiving screen may to experiment impact, by the first sliding sleeve and the second sliding sleeve regulation eliminate these influence, reach
To accurate purpose is measured, the reflecting surface for measuring workpiece is placed on to the center of rotating disk, due to launching light extraction on transmitting probe
Center of the beam Jing Guo rotating disk, changes after rotation disc spins, incidence angle changes, and reflected light is linearly polarized light, during rotatory polarization piece
There is the phenomenon of delustring, measure the number of degrees of rotating disk, refraction angle is calculated by formula, it is accurate with measurement, it is easy to use
Advantage.
Brief description of the drawings
Fig. 1 is overall structure figure of the present utility model；
Fig. 2 is overall top view of the present utility model；
Fig. 3 is that light of the present utility model has guide rail connection figure.
In figure：1 light tool guide rail, 11 first sliding blocks, 12 second sliding blocks, 13 support feets, 2 light source emitters, 21 support bars,
22 light source launch-box, 221 transmitting probes, 23 voltage-stabilized power supplies, 3 rotating devices, 31 turntables, 311 regulation guide rails, 312 graduated scales,
32 support columns, 33 rotating disks, 34 measurement workpiece, 4 po-larization mechanisms, 41 first sliding sleeves, 42 polarizers, 5 receiving mechanisms, 51 second are slided
Set, 52 receiving screens.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1-3, a kind of light polarization rotation test instrument, including light tool guide rail 1, the two of the lower surface of light tool guide rail 1
End is mounted on support feet 13, and support feet 13 plays a part of support light tool guide rail 1, transmitting probe 221, measurement workpiece 34, partially
Shake piece 42 and receiving screen 52 is in same level and measurement workpiece 34, polarizer 42 and receiving screen 52 are in the same line
On, the light beam sent on transmitting probe 221 is finally incident upon on receiving screen 52 through measurement workpiece 34 and polarizer 42, and light tool is led
The first sliding block 11 and the second sliding block 12 are connected with rail 1；Light source emitter 2, light source hair are installed on the first sliding block 11
Injection device 2 is made up of support bar 21, light source launch-box 22 and voltage-stabilized power supply 23, and one end of support bar 21 is vertically welded in the first cunning
The center of the upper surface of block 11, the other end of support bar 21 is welded on the center of the lower surface of light source launch-box 22, when the first cunning
When block 11 is slided on light tool guide rail 1, the light source launch-box 22 on the first sliding block 11 is equally also slided therewith, light source launch-box
22 side, which is provided with transmitting probe 221, transmitting probe 221, launches light beam, and the opposite side of light source launch-box 22 passes through control
Line processed is electrically connected in voltage-stabilized power supply 23, and voltage-stabilized power supply 23 is that light source launch-box 22 is powered；Rotation is installed on second sliding block 12
Rotary device 3, rotating device 3 is made up of turntable 31, support column 32, rotating disk 33 and measurement workpiece 34, and the activity of turntable 31 is even
It is connected on the second sliding block 12, the sidewall weld of turntable 31 has regulation guide rail 311 and graduated scale 312, the first sliding sleeve 41 and second
Pointer is welded with the side wall of sliding sleeve 51, pointer and graduated scale 312 are vertical, after the first sliding sleeve 41 and the movement of the second sliding sleeve 51,
Pointer can directly indicate the numeral on graduated scale 312, thus calculate between the first sliding sleeve 41 and the second sliding sleeve 51 away from
From, reduce the possibility misread, on the top end face of turntable 31 install support column 32, in the top movable of support column 32
Rotating disk 33 is connected, turntable 31 and rotating disk 33 can rotate around support column 32, when turntable 31 rotates, in turntable 31
On regulation guide rail 311 and graduated scale 312 do measurement workpiece 34 and measurement workpiece 34 placed in the rotation of same angle, rotating disk 33
It is vertical with rotating disk 33, by the angle of the rotation regulation measurement workpiece 3 of rotating disk 33, reach the relative of detection measurement workpiece 3
Refractive index；Po-larization mechanism 4 and receiving mechanism 5 are connected with regulation guide rail 311, light source emitter 2, rotating device 3, partially
Mechanism of shaking 4 and receiving mechanism 5 are arranged in order, and po-larization mechanism 4 is made up of the first sliding sleeve 41 and polarizer 42, the first sliding sleeve 41 and tune
Section guide rail 311 is flexibly connected, and polarizer 42 is installed on the first sliding sleeve 41, and polarizer 42 can rotate on the first sliding sleeve 41；Connect
Receive mechanism 5 to be made up of the second sliding sleeve 51 and receiving screen 52, the second sliding sleeve 51 and regulation guide rail 311 are flexibly connected, in the second sliding sleeve
Receiving screen 52 is installed, the first sliding sleeve 41 and the second sliding sleeve 51 can be slided on regulation guide rail 311, the polarizer of different distance on 51
42 and receiving screen 52 may to experiment impact, by the first sliding sleeve 41 and the second sliding sleeve 51 regulation eliminate these influence, reach
To the accurate purpose of measurement, the junction of the second sliding sleeve 51 and receiving screen 52 is provided with cushion（Diagram is not marked）, cushion
The seamed edge of receiving screen 52 is coated, the reflecting surface for measuring workpiece 3 is placed in rotating disk 33 by cushion protection receiving screen 52
The heart, due to launching center of the light beam Jing Guo rotating disk 33 on transmitting probe 221, changes after the rotation of rotating disk 33, incidence angle changes
Become, reflected light is linearly polarized light, occur the phenomenon of delustring during rotatory polarization piece 42, measure the number of degrees of rotating disk 33, pass through formula
Refraction angle is calculated, advantage accurate with measurement, easy to use.
In summary：This light polarization rotation test instrument, after the first sliding sleeve 41 and the movement of the second sliding sleeve 51, pointer can be straight
The numeral indicated on graduated scale 312 is connect, so as to calculate the distance between the first sliding sleeve 41 and the second sliding sleeve 51, mistake is reduced
The possibility of reading, the polarizer 42 and receiving screen 52 of different distance may be impacted to experiment, pass through the first sliding sleeve 41 and the
The regulation of two sliding sleeves 51 eliminates these influences, reaches the accurate purpose of measurement, the reflecting surface for measuring workpiece 3 is placed on into rotating disk 33
Center, due to launching center of the light beam Jing Guo rotating disk 33 on transmitting probe 221, change after rotating disk 33 rotates, it is incident
Angle changes, and reflected light is linearly polarized light, occurs the phenomenon of delustring during rotatory polarization piece 42, measures the number of degrees of rotating disk 33, passes through
Formula calculates refraction angle, advantage accurate with measurement, easy to use.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of light polarization rotation test instrument, including light tool guide rail（1）, it is characterised in that：The light has guide rail（1）Lower surface
Two ends be mounted on support feet（13）, light tool guide rail（1）On be connected with the first sliding block（11）With the second sliding block（12）；Institute
State the first sliding block（11）On light source emitter is installed（2）, light source emitter（2）By support bar（21）, light source launch-box
（22）And voltage-stabilized power supply（23）Composition, support bar（21）One end be vertically welded in the first sliding block（11）The center of upper surface,
Support bar（21）The other end be welded on light source launch-box（22）The center of lower surface, light source launch-box（22）Side install
There is transmitting probe（221）, light source launch-box（22）Opposite side voltage-stabilized power supply is electrically connected at by control line（23）On；It is described
Second sliding block（12）On rotating device is installed（3）, rotating device（3）By turntable（31）, support column（32）, rotating disk（33）
With measurement workpiece（34）Composition, turntable（31）It is movably connected in the second sliding block（12）On, turntable（31）Sidewall weld have
Adjust guide rail（311）And graduated scale（312）, in turntable（31）Top end face on support column is installed（32）, in support column
（32）Top movable connection rotating disk（33）, rotating disk（33）It is upper to place measurement workpiece（34）, measure workpiece（34）And rotation
Disk（33）It is vertically arranged；The regulation guide rail（311）On be connected with po-larization mechanism（4）And receiving mechanism（5）, po-larization mechanism
（4）By the first sliding sleeve（41）And polarizer（42）Composition, the first sliding sleeve（41）With regulation guide rail（311）It is flexibly connected, first
Sliding sleeve（41）Upper installation polarizer（42）；The receiving mechanism（5）By the second sliding sleeve（51）And receiving screen（52）Composition, second slides
Set（51）With regulation guide rail（311）It is flexibly connected, in the second sliding sleeve（51）Upper installation receiving screen（52）.
2. a kind of light polarization rotation test instrument according to claim 1, it is characterised in that：The light source emitter（2）、
Rotating device（3）, po-larization mechanism（4）And receiving mechanism（5）It is transversely arranged successively.
3. a kind of light polarization rotation test instrument according to claim 1, it is characterised in that：The transmitting probe（221）, survey
Measure workpiece（34）, polarizer（42）And receiving screen（52）In same level and measurement workpiece（34）, polarizer（42）With
Receiving screen（52）On the same line.
4. a kind of light polarization rotation test instrument according to claim 1, it is characterised in that：First sliding sleeve（41）With
Two sliding sleeves（51）Side wall on be welded with pointer, pointer and graduated scale（312）Vertically.
5. a kind of light polarization rotation test instrument according to claim 1, it is characterised in that：Second sliding sleeve（51）With connect
Receive screen（52）Junction cushion is installed, cushion cladding receiving screen（52）Seamed edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720310941.4U CN206574363U (en) | 2017-03-28 | 2017-03-28 | A kind of light polarization rotation test instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720310941.4U CN206574363U (en) | 2017-03-28 | 2017-03-28 | A kind of light polarization rotation test instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206574363U true CN206574363U (en) | 2017-10-20 |
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ID=60053537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720310941.4U Active CN206574363U (en) | 2017-03-28 | 2017-03-28 | A kind of light polarization rotation test instrument |
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| CN (1) | CN206574363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758569A (en) * | 2021-08-27 | 2021-12-07 | 长春理工大学 | Underwater target spectral polarization multi-dimensional characteristic test simulation device and measurement method |
-
2017
- 2017-03-28 CN CN201720310941.4U patent/CN206574363U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758569A (en) * | 2021-08-27 | 2021-12-07 | 长春理工大学 | Underwater target spectral polarization multi-dimensional characteristic test simulation device and measurement method |
| CN113758569B (en) * | 2021-08-27 | 2023-04-25 | 长春理工大学 | Underwater target spectrum polarization multidimensional characteristic test simulation device and measurement method |
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