CN107731072A - Hand-held pinhole imaging system demonstrator - Google Patents
Hand-held pinhole imaging system demonstrator Download PDFInfo
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- CN107731072A CN107731072A CN201711089339.3A CN201711089339A CN107731072A CN 107731072 A CN107731072 A CN 107731072A CN 201711089339 A CN201711089339 A CN 201711089339A CN 107731072 A CN107731072 A CN 107731072A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/22—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for optics
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- Optics & Photonics (AREA)
- Educational Administration (AREA)
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Abstract
The present invention provides a kind of hand-held pinhole imaging system demonstrator, and the technical solution adopted by the present invention is to provide hand-held pinhole imaging system demonstrator, and the demonstrator includes：Battery cover, battery compartment, switch, retracting cylinder, aperture, irregularly-shaped hole piece, special-shaped port lid, battery, LED, frosted glass, F shape anti-dazzling screens.Beneficial effect is that two kinds of apertures are provided with the demonstrator, and a kind of is that can carry out control lecture experiment of the hole diameter for Imaging by adjustment hole size with the circular port of adjusting size；Another kind is the irregularly-shaped holes such as star-delta, can be used for demonstrating control lecture experiment of the hole shape to Imaging.The demonstrator compact weight and size are suitable with a flashlight, easy to carry and use.Suitable for the class demonstration of the opticator Middle School Physics, or used under the indoor and outdoor scene such as activity to popularize scientific knowledge.
Description
Technical field
The present invention relates to one kind teaching and science popularization instrument, particularly a kind of hand-held aperture that can be used under bright room into
As demonstrator.
Background technology
Blocked with one with foraminate plate between wall and thing, on wall will formation inverted image, we are this
The phenomenon of sample is pinhole imaging system.Plate among moving forward and backward, the size of picture can also change therewith on wall, this phenomenon body
The property in uniform medium light travels in straight lines is showed.The experiment of pinhole imaging system occupies an important position in Middle School Physics, is
The experiment that can't steer clear of in physics teaching.In conventional many teaching pinhole imaging system this experiment using slide rail candle with
It is higher to requirement of experiment and the equipment such as optical screen is tested in darkroom, and the candle to burn forms potential safety hazard, easily draws
Send out security incident.Formula circle is looked around disclosed in existing some pinhole imaging system demonstration equipments such as patent No. CN 203631040U
Pinhole imaging system tests box, and pinhole imaging system experimental provision etc. disclosed in patent No. CN 205910924U designs, and equipment all be present
The defects of volume is big, and demonstrating effect is single, and complex operation is not convenient to use.
Because of the present circumstance, intend developing a compact, be easy to carry, it is simple to operate directly hand-held in bright room to use
, can carry out different size and shaped pores imaging effect demonstration hand-held pinhole imaging system demonstrator.Intend to solve and taught in physics
The problem of lacking suitable handy lecture experiment equipment in, experimental facilities is provided for theory teaching, reach theoretical and test
Perfect adaptation, to excite students ' interest of study, lift teaching efficiency.
The content of the invention
The defects of for prior art, it is an object of the invention to provide a kind of hand-held pinhole imaging system demonstrator, the demonstration
Instrument compact, self-powered, using LED as light source, profile is suitable with size and common flashlight, can be directly bright
Hold and use in room.The pinhole imaging system phenomenon demonstration of different sizes and shapes can be carried out.It is more suitable for classroom instruction, science popularization etc.
Demonstration under kind indoor scene needs.
To achieve the above object, the technical solution adopted by the present invention is to provide hand-held pinhole imaging system demonstrator, wherein：Should
Demonstrator includes：Battery cover, battery compartment, switch, retracting cylinder, aperture, irregularly-shaped hole piece, special-shaped port lid, battery, LED, hair glass
Glass, F shape anti-dazzling screens.
Divide rear and front end in the battery compartment, be mounted therein with the battery as power supply, battery cover is arranged on battery compartment
Rear portion, switch is provided with the battery compartment, LED is provided with battery compartment, retracting cylinder is arranged on the front end of battery compartment；
Frosted glass is provided with above LED, F shapes anti-dazzling screen is provided with above frosted glass and is close to frosted glass；It is provided with the retracting cylinder
Aperture, be provided with the special-shaped port lid with irregularly-shaped hole in the top of aperture, irregularly-shaped hole piece is one and is provided with different shape aperture
Hole piece, the position that special-shaped port lid corresponds to aperture on irregularly-shaped hole piece are provided with a fenestra, can expose abnormity every time by fenestra
A hole piece on the piece of hole.
The present invention effect be：
(1) the demonstrator compact weight and size are suitable with a flashlight, easy to carry and use.Suitable for
The class demonstration of opticator in Middle School Physics, or used under the indoor and outdoor scene such as activity to popularize scientific knowledge, external electricity is not needed quite
Source can hold use.
(2) it can be used in bright room, imaging is projected on curtain or white wall.
(3) two kinds of apertures are provided with the demonstrator, a kind of is that can pass through adjustment hole size with the circular port of adjusting size
Control lecture experiment of the hole diameter for Imaging can be carried out；Another kind is the irregularly-shaped holes such as star-delta, Ke Yiyong
In control lecture experiment of the demonstration hole shape to Imaging.The imaging effect of different-diameter aperture, Ke Yiyan can be demonstrated
Show the imaging effect of different shape aperture
(4) imaging effect of different image distances and object distance can be demonstrated
Brief description of the drawings
Fig. 1 is the overall structure figure of demonstrator of the present invention；
Fig. 2 is the Structure explosion diagram of demonstrator of the present invention；
Fig. 3 is the F shape anti-dazzling screen schematic diagrames of demonstrator of the present invention；
Fig. 4 is the iris diaphragm structure schematic diagram of demonstrator of the present invention.
Fig. 5 is the irregularly-shaped hole piece schematic diagram of demonstrator of the present invention；
Fig. 6 is the special-shaped port lid schematic diagram of demonstrator of the present invention；
Fig. 7 is that the irregularly-shaped hole piece of demonstrator of the present invention uses schematic diagram.
In figure：
1st, battery cover 2, battery compartment 3, switch 4, retracting cylinder 5, aperture 6, irregularly-shaped hole piece 7, special-shaped port lid 8, battery
9th, LED 10, frosted glass 11, F shape anti-dazzling screens
Embodiment
The hand-held pinhole imaging system demonstrator structure of the present invention is illustrated with reference to accompanying drawing.
The design philosophy of the hand-held pinhole imaging system demonstrator of the present invention is to be directed in Middle School Physics pinhole imaging system in this
Hold, design a compact, be easy to carry, it is simple to operate directly hand-held in bright room to use, different size can be carried out
And the hand-held pinhole imaging system demonstrator of shaped pores imaging effect demonstration.This hand-held pinhole imaging system demonstrator uses No. five electricity
Pond is as power supply, with high-brightness LED lamp as light source, and by the use of camera by the use of aperture as aperture, all parts are incorporated into one
Design philosophy is realized in the big cylinder of flashlight.
The present invention hand-held pinhole imaging system demonstrator structure be：As shown in Fig. 2 the demonstrator includes battery cover 1, electricity
Pond storehouse 2, switch 3, retracting cylinder 4, aperture 5, irregularly-shaped hole piece 6, special-shaped port lid 7, battery 8, LED 9, frosted glass 10, F shape anti-dazzling screens
11。
As shown in figure 1, the battery compartment 2 divides rear and front end, switch 1 is arranged on battery compartment 2, and battery cover 1 is arranged on electricity
The rear end of pond storehouse 2, retracting cylinder 4, aperture 5, irregularly-shaped hole piece 6 and special-shaped port lid 7 are sequentially arranged at the front end of battery compartment 2.
As shown in Fig. 2 the battery 8 is arranged in battery compartment 2, LED 9 is arranged in battery compartment 2, and glass 10 is installed
Above LED 9, F shapes anti-dazzling screen 11 is arranged on the top of frosted glass 10 and is close to frosted glass 10.Reach LED 9 with frosted glass 10
The effect of area source, then the area source of a F shape is formed as the luminous object in pinhole imaging system by F shapes anti-dazzling screen 11.
As shown in Fig. 2 the retracting cylinder 4 is telescopic circular sleeve, retracting cylinder 4 is a circle that can adjust length
Shape sleeve, aperture can easily be changed to the object distance between object by retracting cylinder 4.
As shown in figure 3, being a F shape pierced pattern among the F shapes anti-dazzling screen 11, light can be by the F shape patterns of hollow out
In appear.
As shown in figure 4, the aperture 5 is the aperture of camera, loophole among aperture 5 can be using adjusting size as small
Aperture in borescopic imaging.
As shown in Figure 5,6, the irregularly-shaped hole piece of star, square, triangle and crescent is provided with the irregularly-shaped hole piece 6,
The position that special-shaped port lid 7 corresponds to aperture on irregularly-shaped hole piece 6 is provided with a fenestra, can expose irregularly-shaped hole piece every time by fenestra
A hole piece on 6.
As shown in fig. 7, the irregularly-shaped hole piece 6 and special-shaped port lid 7 are dismountable structure, the irregularly-shaped hole piece 6 and abnormity
Port lid 7 is arranged on aperture 5 after fitting together.Special-shaped port lid 7 can rotate, rotate special-shaped port lid 7 can expose successively it is different
Different hole piece on shape hole piece 6.
The basic operational steps of the hand-held pinhole imaging system demonstrator of the present invention：
This hand-held pinhole imaging system demonstrator is taken out, removes battery cover 1, a section No.5 cell 8 is put into battery compartment 2,
Battery cover 1 is covered, irregularly-shaped hole piece 6 and special-shaped port lid 7 are removed together.By instrument against curtain or white wall, switch 3 is opened, is adjusted
Whole retracting cylinder 4 and aperture 5, until occurring clearly F shapes speck on curtain or white wall, continuing adjustment aperture 5 can be carried out not
With the demonstration of diameter aperture imaging effect.Loophole among aperture 5 is adjusted to maximum, by irregularly-shaped hole piece 6 and special-shaped port lid 7
Together load onto, instrument is opened switch 3 against curtain or white wall, rotate special-shaped port lid 7 and expose on irregularly-shaped hole piece 6 not similar shape successively
The aperture of shape, you can carry out the imaging effect demonstration of various trait aperture.
Claims (6)
1. a kind of hand-held pinhole imaging system demonstrator, it is characterized in that：The demonstrator includes battery cover (1), battery compartment (2), opened
Close (3), retracting cylinder (4), aperture (5), irregularly-shaped hole piece (6), special-shaped port lid (7), battery (8), LED (9), frosted glass (10), F
Shape anti-dazzling screen (11)；
Divide rear and front end in the battery compartment (2), be mounted therein with the battery (8) as power supply, battery cover (1) is arranged on battery
The rear portion in storehouse (2), switch (3) is provided with the battery compartment (2), LED (9), retracting cylinder (4) are provided with battery compartment (2)
It is arranged on the front end of battery compartment (2)；Frosted glass (10) is provided with above LED (9), F shapes are provided with above frosted glass (10) and are hidden
Mating plate (11) is simultaneously close to frosted glass (10)；The aperture (5) being provided with the retracting cylinder (4), band is provided with the top of aperture (5)
There is a special-shaped port lid (7) of irregularly-shaped hole (6), irregularly-shaped hole piece (6) is the hole for being provided with a different shape aperture piece, special-shaped port lid (7)
A fenestra is provided with corresponding to the position of aperture on irregularly-shaped hole piece (6), can be exposed every time on irregularly-shaped hole piece (6) by fenestra
One hole piece.
2. hand-held pinhole imaging system demonstrator according to claim 1, it is characterized in that：The battery (8) is No.5 cell
As power supply.
3. hand-held pinhole imaging system demonstrator according to claim 1, it is characterized in that：The aperture (5) is that camera use can
The aperture of adjusting size.
4. hand-held pinhole imaging system demonstrator according to claim 1, it is characterized in that：It is provided with the irregularly-shaped hole piece (6)
The irregular hole of star, square, triangle and crescent.
5. hand-held pinhole imaging system demonstrator according to claim 1, it is characterized in that：The retracting cylinder (4) is scalable
Circular sleeve.
6. hand-held pinhole imaging system demonstrator according to claim 1, it is characterized in that：The irregularly-shaped hole piece (6) and abnormity
Port lid (7) is dismountable structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089339.3A CN107731072A (en) | 2017-11-08 | 2017-11-08 | Hand-held pinhole imaging system demonstrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089339.3A CN107731072A (en) | 2017-11-08 | 2017-11-08 | Hand-held pinhole imaging system demonstrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107731072A true CN107731072A (en) | 2018-02-23 |
Family
ID=61222825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711089339.3A Pending CN107731072A (en) | 2017-11-08 | 2017-11-08 | Hand-held pinhole imaging system demonstrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107731072A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020082379A1 (en) * | 2018-10-26 | 2020-04-30 | 深圳柔显系统技术有限公司 | Target acquisition device and target acquisition control method |
| CN111149051A (en) * | 2019-11-12 | 2020-05-12 | 贝克斯科特公司 | Photographic auxiliary equipment and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203535885U (en) * | 2013-11-15 | 2014-04-09 | 王虹 | Demonstration instrument of convex lens imaging |
| CN203849922U (en) * | 2014-05-27 | 2014-09-24 | 王海峰 | Pin-hole imaging demonstration instrument |
| CN104157196A (en) * | 2014-07-21 | 2014-11-19 | 安徽原创科普技术有限公司 | Pinhole imaging teaching tool |
| CN105318204A (en) * | 2014-08-01 | 2016-02-10 | 史国旭 | Flashlight for demonstrating convex lens imaging law |
| CN205068960U (en) * | 2015-10-23 | 2016-03-02 | 江苏华明科教设备有限公司 | Aperture formation of image presentation device with aperture adjusting part |
| CN207704727U (en) * | 2017-11-08 | 2018-08-07 | 天津市海河中学 | Hand-held pinhole imaging system demonstrator |
-
2017
- 2017-11-08 CN CN201711089339.3A patent/CN107731072A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203535885U (en) * | 2013-11-15 | 2014-04-09 | 王虹 | Demonstration instrument of convex lens imaging |
| CN203849922U (en) * | 2014-05-27 | 2014-09-24 | 王海峰 | Pin-hole imaging demonstration instrument |
| CN104157196A (en) * | 2014-07-21 | 2014-11-19 | 安徽原创科普技术有限公司 | Pinhole imaging teaching tool |
| CN105318204A (en) * | 2014-08-01 | 2016-02-10 | 史国旭 | Flashlight for demonstrating convex lens imaging law |
| CN205068960U (en) * | 2015-10-23 | 2016-03-02 | 江苏华明科教设备有限公司 | Aperture formation of image presentation device with aperture adjusting part |
| CN207704727U (en) * | 2017-11-08 | 2018-08-07 | 天津市海河中学 | Hand-held pinhole imaging system demonstrator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020082379A1 (en) * | 2018-10-26 | 2020-04-30 | 深圳柔显系统技术有限公司 | Target acquisition device and target acquisition control method |
| CN111149051A (en) * | 2019-11-12 | 2020-05-12 | 贝克斯科特公司 | Photographic auxiliary equipment and using method thereof |
| CN111149051B (en) * | 2019-11-12 | 2022-05-24 | 贝克斯科特公司 | Photographic auxiliary equipment and using method thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180223 |
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| WD01 | Invention patent application deemed withdrawn after publication |