CN206179363U - Instrument of simulation convex lens formation of image - Google Patents
Instrument of simulation convex lens formation of image Download PDFInfo
- Publication number
- CN206179363U CN206179363U CN201620771392.6U CN201620771392U CN206179363U CN 206179363 U CN206179363 U CN 206179363U CN 201620771392 U CN201620771392 U CN 201620771392U CN 206179363 U CN206179363 U CN 206179363U
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- CN
- China
- Prior art keywords
- spotlight
- convex lens
- image
- instrument
- car
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an experimental device, the instrument is used in the experiment of an in particular to convex lens formation of image law. An instrument of simulation convex lens formation of image, including variable rail slide, be provided with the formation of image wooden handcart on the variable rail slide, the spotlight car, be provided with the spotlight lamp house on the spotlight car, the spotlight incasement is provided with the spotlight, the spotlight lamp house is provided with towards one side of convex lens can take out the foraminiferous light tight picture peg of inserting, the central point of variable rail slide puts and is provided with the bearing, be provided with the dead lever on the bearing, be provided with convex lens on the dead lever, be provided with black formation of image board on the formation of image wooden handcart, the last scale that is provided with of scale rod, scale rod passes the spotlight car respectively, the dead lever, the formation of image wooden handcart. This new utility model convex lens formation of image instrument is simple, directly perceived, vivid, and enabling uninteresting experiment, to become taste pure.
Description
Technical field
This utility model is related to a kind of experiment equipment, more particularly to a kind of convex lens image-forming discipline experiment instrument.
Background technology
In teaching adopting wax candle and solid thing screen as imaging thing light source more at present, had as light source using candle flame
Following advantage (1) is economical and practical, conveniently draw materials (2) be easy to observation imaging, but shortcoming also has a lot, such as (1) wax candle
Flame instability, it is dangerous that air somewhat has fluctuation rock (2) wax candle, if easily caused in the case of neglectful
What the flame of fire (3) wax candle illuminated be a space rather than all light all with convex lenss in one plane.
Solid thing screen advantage：(1) imaging clearly (2) imaging is easy to measurement, but also has some drawbacks：Imaging is dark-coloured
, shut out the light to be formed.
Furthermore adopt wax candle and the solid thing screen can not reading numerical values directly perceived as imaging object, it is impossible to intuitively to read focal length,
Apart, object distance, relation that can not be between visual representation three.
Utility model content
For problem above, this utility model provides a kind of experiment effect substantially, simple structure, is easy to the experiment observed to use
Convex lens image-forming discipline instrument.
For achieving the above object, this utility model provides following technical scheme：
A kind of instrument of simulation convex lens, including rail-variable slideway, the rail-variable slideway include two in ellipse
The chute of shape, the eccentricity of two chutes are equal, and the ratio of the major semiaxis of large and small two chutes is 2 ︰ 1, is set between two chutes
Link slot is equipped with, imaging wooden handcart, spotlight car are provided with rail-variable slideway, optically focused lamp box, optically focused on spotlight car, is provided with
Spotlight is provided with lamp box, optically focused lamp box is provided with the with holes light tight plate that can be pulled and pushed towards the side of convex lenss, variable
The center of rail slideway is provided with bearing, and fix bar is provided with bearing, is provided with convex lenss, on imaging wooden handcart in fix bar
Black image plate is provided with, scale on scale bar, is provided with, scale bar is each passed through spotlight car, fix bar, imaging wooden handcart.
Specifically, scale bar is vertical with convex lenss.
Specifically, the bearing be fixedly installed in rail-variable slideway.
Specifically, semi-minor axis of the focal length of the convex lenss more than or equal to less chute, less than or equal to less chute
Major semiaxis.
Specifically, the two ends of the scale bar are provided with dismountable anti-drop end cover.
This new utility model convex lens instrument is simple, directly perceived, vivid, and uninteresting experiment can be made to become entertaining ten
Foot.
Description of the drawings
Fig. 1 is this utility model convex lens instrumentation diagram.
Fig. 2 is this utility model convex lens instrument front view.
Fig. 3 be Fig. 2 in view from B to light tight plate with holes.
In figure：1- spotlights, 2- optically focused lamp boxes, 3- light tight plates with holes, 4- scale bars, 5- fix bars, 6- convex lenss,
7- black image plates, 8- imaging wooden handcarts, 9- spotlight cars, 10- bearings, 11- rail-variable slideways.
Specific embodiment
Below in conjunction with the accompanying drawing of this utility model convex lens instrument, to the technical side in this utility model embodiment
Case is clearly described.
A kind of instrument of simulation convex lens, including rail-variable slideway 11.The rail-variable slideway 11 includes that two are in
Oval chute, the eccentricity of two chutes are equal, and the ratio of the major semiaxis of two chutes is 2 ︰ 1, large and small two chutes it
Between be provided with link slot.Imaging wooden handcart 8, spotlight car 9 are provided with rail-variable slideway 11.Optically focused is provided with spotlight car 9
Be provided with spotlight 1 in lamp box 2, optically focused lamp box 2, optically focused lamp box 2 be provided with towards the side of convex lenss 6 can pull and push it is with holes not
Printing opacity plate 3.The center of rail-variable slideway 11 is provided with bearing 10, and the bearing 10 is set with fixing in rail-variable slideway 11
Put.Fix bar 5 is provided with bearing 10, convex lenss 6 in fix bar 5, are provided with.Black image plate 7 is provided with imaging wooden handcart 8,
Scale is provided with scale bar 4, scale bar 4 is each passed through spotlight car 9, fix bar 5, imaging wooden handcart 8.Scale bar 4 and convex lens
Mirror 6 is vertical.
Semi-minor axis of the focal length of the convex lenss 6 more than or equal to less chute, less than or equal to the length half of less chute
Axle.
The two ends of the scale bar 4 are provided with dismountable anti-drop end cover.
Plug in, spotlight 1 is bright, light tight plate with holes 3 wouldn't be inserted.By spotlight car 9 along scale bar 4 to convex
6 direction of lens is moved, and finds out the focus of convex lenss 6 according to the refraction of light, and the focal length of convex lenss 6 is read on scale bar 4.
Plug in, spotlight 1 is bright, insert light tight plate with holes 3.By spotlight car 9 along scale bar 4 move to compared with
In little chute, imaging wooden handcart 8 is moved in less chute along scale bar.Spotlight car 9 and imaging wooden handcart 8 are along less chute
Mobile, spotlight car 9 drives scale bar 4 to be rotated with fix bar 5 as axle with imaging wooden handcart 8, makes the minute surface of convex lenss 6 always
Face the direction of light tight plate with holes 3.The hole observed in moving process on light tight plate with holes 3 is on black image plate 7
The change of imaging, and read object distance, numerical value apart in scale bar 4, reflection directly perceived is at a distance of, imaging feelings of object distance different situations
Condition.
Plug in, spotlight 1 is bright, insert light tight plate with holes 3.Spotlight car 9 is moved to along scale bar 4
In larger chute, imaging wooden handcart 8 is moved in less chute along scale bar.Spotlight car 9 along larger chute move and into
As wooden handcart 8 is moved along less chute, spotlight car 9 and imaging wooden handcart 8 drive scale bar 4 to be rotated with fix bar 5 as axle,
The minute surface of convex lenss 6 is made to face the direction of light tight plate with holes 3 always.Observe in moving process on light tight plate with holes 3
The change that is imaged on black image plate 7 of hole, and read object distance, numerical value apart in scale bar 4, reflection directly perceived is at a distance of, thing
Away from the imaging contexts of different situations.
Plug in, spotlight 1 is bright, insert light tight plate with holes 3.By spotlight car 9 along scale bar 4 move to compared with
In little chute, imaging wooden handcart 8 is moved in larger chute along scale bar.Spotlight car 9 is moved along less chute and is imaged
Wooden handcart 8 is moved along larger chute, and spotlight car 9 and imaging wooden handcart 8 drive scale bar 4 to be rotated with fix bar 5 as axle, make
The minute surface of convex lenss 6 faces the direction of light tight plate with holes 3 always.Observe in moving process on light tight plate with holes 3
The change that hole is imaged on black image plate 7, and read object distance, numerical value apart in scale bar 4, reflection directly perceived is at a distance of, object distance
The imaging contexts of different situations.
Plug in, spotlight 1 is bright, insert light tight plate with holes 3.By spotlight car 9 along scale bar 4 move to compared with
In big chute, imaging wooden handcart 8 is moved in larger chute along scale bar.Spotlight car 9 is moved along less chute and is imaged
Wooden handcart 8 is moved along larger chute, and spotlight car 9 and imaging wooden handcart 8 drive scale bar 4 to be rotated with fix bar 5 as axle, make
The minute surface of convex lenss 6 faces the direction of light tight plate with holes 3 always.Observe in moving process on light tight plate with holes 3
The change that hole is imaged on black image plate 7, and read object distance, numerical value apart in scale bar 4, reflection directly perceived is at a distance of, object distance
The imaging contexts of different situations.
Claims (5)
1. it is a kind of simulation convex lens instrument, it is characterised in that including rail-variable slideway（11）, the rail-variable slideway
（11）Including the chute of two ovalizes, the eccentricity of two chutes is equal, and the ratio of the major semiaxis of two chutes is 2 ︰ 1,
Link slot, rail-variable slideway are provided between large and small two chutes（11）On be provided with imaging wooden handcart（8）, spotlight car（9）,
Spotlight car（9）On be provided with optically focused lamp box（2）, optically focused lamp box（2）Spotlight is provided with inside（1）, optically focused lamp box（2）Towards convex
Lens（6）Side be provided with the with holes light tight plate that can be pulled and pushed（3）, rail-variable slideway（11）Center be provided with axle
Hold（10）, bearing（10）On be provided with fix bar（5）, fix bar（5）On be provided with convex lenss（6）, it is imaged wooden handcart（8）Upper setting
There is black image plate（7）, scale bar（4）On be provided with scale, scale bar（4）It is each passed through spotlight car（9）, fix bar（5）、
Imaging wooden handcart（8）.
2. it is according to claim 1 it is a kind of simulation convex lens instrument, it is characterised in that：Scale bar（4）With convex lens
Mirror（6）Vertically.
3. it is according to claim 1 it is a kind of simulation convex lens instrument, it is characterised in that：The bearing（10）With
Rail-variable slideway（11）It is fixedly installed.
4. it is according to claim 1 it is a kind of simulation convex lens instrument, it is characterised in that：The convex lenss（6）'s
Semi-minor axis of the focal length more than or equal to less chute, less than or equal to the major semiaxis of less chute.
5. it is according to claim 1 it is a kind of simulation convex lens instrument, it is characterised in that：The scale bar（4）'s
Two ends are provided with dismountable anti-drop end cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620771392.6U CN206179363U (en) | 2016-07-21 | 2016-07-21 | Instrument of simulation convex lens formation of image |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620771392.6U CN206179363U (en) | 2016-07-21 | 2016-07-21 | Instrument of simulation convex lens formation of image |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206179363U true CN206179363U (en) | 2017-05-17 |
Family
ID=58674055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620771392.6U Expired - Fee Related CN206179363U (en) | 2016-07-21 | 2016-07-21 | Instrument of simulation convex lens formation of image |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206179363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121750A (en) * | 2017-06-12 | 2017-09-01 | 张素平 | A kind of calibrating installation for optical imaging apparatus |
-
2016
- 2016-07-21 CN CN201620771392.6U patent/CN206179363U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121750A (en) * | 2017-06-12 | 2017-09-01 | 张素平 | A kind of calibrating installation for optical imaging apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20180721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |