CN204360677U - A kind of teaching optical instrument - Google Patents
A kind of teaching optical instrument Download PDFInfo
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- CN204360677U CN204360677U CN201520053250.1U CN201520053250U CN204360677U CN 204360677 U CN204360677 U CN 204360677U CN 201520053250 U CN201520053250 U CN 201520053250U CN 204360677 U CN204360677 U CN 204360677U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 238000009434 installation Methods 0.000 claims abstract description 22
- 238000003384 imaging method Methods 0.000 claims description 38
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 210000000695 crystalline len Anatomy 0.000 description 48
- 238000004088 simulation Methods 0.000 description 7
- 230000004379 myopia Effects 0.000 description 6
- 208000001491 myopia Diseases 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 230000004305 hyperopia Effects 0.000 description 4
- 201000006318 hyperopia Diseases 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000729 antidote Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 238000005170 crystalloluminescence Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004118 muscle contraction Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 210000001525 retina Anatomy 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model provides a kind of teaching optical instrument, it roller comprising casing, be arranged on the support of bottom half and arrange on the bracket, described box house is provided with optical bench, light source, water lens and optical screen, and described light source, water lens and optical screen are arranged on described optical bench by fixed support; Described light source comprises housing, is arranged on the F light source on housing exterior walls and is arranged on the LASER Light Source of described enclosure interior, the outer wall of described housing is provided with a through hole passed through for described LASER Light Source, described LASER Light Source comprises the first LASER Light Source and the second LASER Light Source, and described first LASER Light Source and described second LASER Light Source are fixed on described enclosure interior by stationary installation.The utility model structure is simple, by arranging LASER Light Source and water lens, simulating the image-forming principle of eyes more intuitively, making the visualize more of school's physics teaching.
Description
Technical field
The utility model relates to a kind of physics teaching teaching aid, particularly relates to a kind of teaching optical instrument.
Background technology
At present in physics teaching and medicine universities and colleges Medical Physics Teaching, teacher upper about " eyes and glasses " this joint content time, teaching material due to existing various version is all the crystalline lens with convex lens simulation eye, when probing into the principle of eye imaging, the picture of far and near different object is become on optical screen, the convex lens will using different focal instead realize, because of equipment restriction, the convex lens finding a focal length suitable are difficult in practical operation, picture is made clearly to become on optical screen, the distance of convex lens and optical screen will be changed, this does not also conform to the practical adjustments of eyes, demonstration myopia and farsightedness lens shapes change when causing focal length variations, and the convex lens also can only using different focal instead realize, and lens shapes change cannot be demonstrated, probe into myopia to be also difficult to picture accurately to become on the retina with presbyopic rectification.
In a word, the experiment equipment provided according to teaching material is tested, because laboratory convex lens used are made up of glass material, its convex curvature immobilizes, student is difficult to perception to lenticular convexity change and contraction of muscle diastole situation, and operation easier is large, experiment effect is not obvious, and this brings very large difficulty to field research.
In addition, existing F light source image-forming principle, imaging is unintelligible, and when being adjusted to picture, regulate very inconvenient, cannot quick adjustment imaging to state the most clearly, student cannot experience the image-forming principle of eyes intuitively, bring very large inconvenience to teaching, on the other hand, existing optical teaching aid does not demonstrate the teaching aid of light path, more do not demonstrate the teaching aid of the relation of imaging contexts and light path simultaneously, student, when learning the relation of imaging and light path, can only be learnt by the picture on textbook, student is understood very difficult.
Utility model content
The operating difficulties that the utility model exists to solve the above-mentioned existing optical instrument mentioned, the shortcoming of very big inconvenience is brought to teaching, a kind of teaching optical instrument is provided, it is by arranging LASER Light Source and water lens, can the lenticular convexity of Fast simulation change, and by adjusting the thickness of water lens, simulation eye imaging definition, and by regulating laser optical path, quick adjustment imaging is state extremely the most clearly, demonstrates the intersection of pointolite and the relation of imaging definition in light path simultaneously.
Concrete, the utility model provides a kind of teaching optical instrument, it roller comprising casing, be arranged on the support of bottom half and arrange on the bracket, described box house is provided with optical bench, light source, lens and optical screen, described light source, lens and optical screen by Bracket setting on described optical bench
Described light source comprises for demonstrating the F light source of imaging and the LASER Light Source for demonstrating light path, and described LASER Light Source comprises the first LASER Light Source and the second LASER Light Source;
Described lens are pancratic water lens;
Described optical bench is provided with at least one track, makes at least one track-movable in light source, lens and optical screen.
Can be preferably, described water lens comprise Circular mirror frame, rubber hose, syringe, elastic transparent film and Metallic rod, described elastic transparent film is set in described Circular mirror frame and forms seal chamber, the bottom of described cavity connects described syringe by rubber hose, described rubber hose outer cover is provided with Metallic rod, the sidewall of the bottom of described Metallic rod offers through hole, one end of described rubber hose is stretched out from described through hole, Circular mirror frame is fixed in described Metallic rod upper end, and lower end is slidably connected with the track of optical bench by bottom.
Can be preferably, described elastic transparent film comprises the first film and the second film, size and the elasticity of described the first film and the second film are identical, and described the first film and the second film to be set in from two ends respectively described Circular mirror frame and jointly to form described seal chamber with described Circular mirror frame.
Can preferably, the thickness of described Circular mirror frame is 1cm, and the internal diameter of described cavity is 4-6.5cm.
Can preferably, the outer setting of described first LASER Light Source and described second LASER Light Source has heating radiator, and described heating radiator inside is provided with cavity, and described first LASER Light Source and described second LASER Light Source are located in described inside cavity.
Preferably, described optical bench can also be provided with mechanical aperture, described mechanical aperture is arranged between described light source and described water lens.
Can preferably, described F light source is LED light source, and the outside of described LED light source is coated with one deck light transmission film.
Can be preferably, the described support being arranged on bottom half is telescope support, the coil tension spring that telescope support comprises upper plate, lower shoe and is arranged between upper plate and lower shoe, pinned connection is passed through between upper plate, lower shoe and coil tension spring, coil tension spring is connected with regulating shaft, and regulating shaft end is provided with adjusting knob.
Can be preferably, described casing is rectangular box body, described casing comprises front panel, rear panel, left panel, right panel, top panel and lower panel, described front panel is transparent glass panel, described rear panel, left panel, right panel, top panel and lower panel are the acrylic board that inside surface is coated with light shield layer, described rear panel comprises the first panel and the second panel that are positioned at upper area and the 3rd panel being positioned at lower area, described first panel can be connected with described top panel respectively by twisted axis rotationally with described second panel, described 3rd panel can be connected with described lower panel rotationally by twisted axis, described 3rd panel is connected by snap close with described left panel and described right panel.
Can be preferably, described light source comprises housing, the outer wall of described housing is provided with a through hole passed through for laser, described first LASER Light Source and the second LASER Light Source are arranged in described housing by stationary installation, described stationary installation comprises base, support bar, first support, second support, first holder and the second holder, first LASER Light Source is fixed on the first holder, second LASER Light Source is fixed on the second holder, first support and the second support are connected to the first holder and the second holder, the length of the first support is less than the length of the second support, first support and the second support are connected with support bar respectively by bolster, support bar is fixed on base, described bolster is provided with the first spiral lock stationary installation, the second spiral lock stationary installation is provided with between first support and the first holder, the 3rd spiral lock stationary installation is provided with between second support and the second holder.
Can preferably, the enclosure interior of described light source is also provided with two parallel LASER Light Source, and described two parallel LASER Light Source are fixed on enclosure interior by fixed mount.
Can preferably, described optical screen is black optical screen.
Can preferably, the top of described water lens is fixed with camera, and described camera is for taking the imaging on optical screen.
Advantage of the present utility model is as described below: the enclosure interior of described F light source is provided with the first LASER Light Source and the second LASER Light Source, light path can be simulated, by simulated laser light source, two bundle LASER Light Source are assembled on optical screen, now student can observe the intersection through water lens and on optical screen of laser optical path on one point intuitively, and can by regulating the thickness of water lens, the imaging of simulation eye, and myopia, farsightedness and the presbyopic origin cause of formation, imaging results and antidote, and by first regulating LASER Light Source, can the imaging of quick adjustment F light source to state the most clearly, the relation of the position of light path plotted point and the sharpness of imaging can be understood, get more information about the image-forming principle of eyes.
Size and the elasticity of described the first film and the second film are identical, and described the first film and the second film are set in described Circular mirror frame respectively, when water filling, can ensure that the internal diameter size of the cavity of Circular mirror frame is identical, ensure that the accuracy of experiment.
Described optical screen is set to black optical screen, makes imaging more clear, and can protect the eyes of student, avoids student's eyes to be subject to the stimulation of blank sheet of paper.
Described box house arranges and is coated with light transmission film except front panel, is convenient to LASER Light Source demonstration, and makes the imaging of F light source more clear, be convenient to student viewing.
Before water lens, being provided with mechanical aperture, the marginal portion of water lens can be filtered out by mechanical aperture, avoid the marginal portion of water lens to cause imaging unclear, in addition, by adjusting mechanical aperture, can regulate the brightness of imaging.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further explained:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of optical bench of the present utility model;
Fig. 3 is the backsight structural representation of casing of the present utility model;
Fig. 4 is the structural representation of F light source of the present utility model;
Fig. 5 is the Facad structure schematic diagram of stationary installation of the present utility model;
Fig. 6 is the inverse layer structure schematic diagram of stationary installation of the present utility model;
Fig. 7 is the structural representation of heating radiator of the present utility model;
Fig. 8 is the structural representation of support of the present utility model; And
Fig. 9 is the light path schematic diagram of LASER Light Source of the present utility model;
Embodiment
Below in conjunction with the drawings and the specific embodiments, structure and working principle of the present utility model is further explained:
Concrete, as shown in Figure 1, the utility model provides a kind of optical instrument being provided with LASER Light Source and water lens, it roller 3 comprising casing 1, be arranged on the support 2 bottom casing 1 and be arranged on support 2, casing 1 inside is provided with optical bench 4, light source 5, water lens 6 and black optical screen 7, and light source 5, water lens 6 and black optical screen 7 are arranged on optical bench 4 respectively by respective fixed support 8.
As shown in Figure 3, casing 1 is rectangular box body, casing 1 comprises front panel 101, rear panel 102, left panel 103, right panel 104, top panel 105 and lower panel 106, front panel 101 is transparent glass panel, rear panel 102, left panel 103, right panel 104, top panel 105 and lower panel 106 are coated with the acrylic board of light shield layer for inside surface, in remaining embodiment, also can be other sheet material, shading be once black shading film or other light transmission film.Rear panel 102 comprises the first panel 1021 being arranged on upper area, second panel 1022 and be arranged on the 3rd panel 1023 of lower area, what the first panel 1021 can rotate respectively by twisted axis or hinge 107 with the second panel 1022 is connected with top panel 105, what the 3rd panel 1023 can be rotated by twisted axis 108 is connected with lower panel 106, 3rd panel 1023 is connected by snap close 109 with left panel 103 and right panel 104, in use, open snap close 109, namely the 3rd panel 1023 can be opened, thus conveniently operate in casing 1, when not using, snap close 109 is locked, just the 3rd panel 1023 can be fixed, thus form complete rear panel 102 with the first panel 1021 and the second panel 1022, ensure the leakproofness of casing 1.Also be provided with smog generator in casing 1, for generation of smog, make light path more clear, convenient for student viewing.
As shown in Figure 8, the bottom of casing 1 is provided with support 2, support 2 is telescope support, the coil tension spring 23 that telescope support comprises upper plate 21, lower shoe 22 and is arranged between upper plate 21 and lower shoe 22, passes through pinned connection between upper plate 21, lower shoe 22 and coil tension spring, coil tension spring 23 is connected with regulating shaft 24, regulating shaft 24 end is provided with adjusting knob 25, in use, regulates adjusting knob 25 by turning, coil tension spring 23 can stretch, and just can regulate the height of support.The bottom of support 2 is provided with roller 3, conveniently moves in use.The length of casing is 1.2-1.5m, and width is 0.3-0.6m, and preferably, the length of casing is 1.2m, and width is 0.4m.
As shown in Figure 2, optical bench 4 is provided with at least one track 40, and optical bench 4 is also provided with mechanical aperture, and mechanical aperture is arranged between light source 5 and water lens 6.In 2, optical bench is provided with two tracks, light source 5, mechanical aperture, water lens 6 and black optical screen 7 are successively set on optical bench 4 respectively, water lens 6 and black optical screen 7 are fixed on optical bench 4 by fixed support 8, when needing the position adjusting water lens 6 or black optical screen 7, turning on fixed support 8, namely can adjust the position of water lens 6 or black optical screen 7, light source 5 is movably fixed on optical bench 4, conveniently moves at any time.
As shown in Figure 4, light source 5 comprises housing 51, is arranged on the F light source 52 on housing 51 outer wall and is arranged on the LASER Light Source of housing 51 inside, the outer wall of housing 51 is provided with a through hole 53 passed through for LASER Light Source, the diameter of through hole 53 is 2mm, LASER Light Source comprises the first LASER Light Source 54 and the second LASER Light Source 55, first LASER Light Source 54 and the second LASER Light Source 55 are fixed on housing 51 inside by stationary installation 56.Existing F light source is protruding crystallo-luminescence body, and F light source 52 is LED light source, and the outside of LED light source is coated with one deck light transmission film.F light source 52 is that ruddiness or ruddiness and blue light combine.
As shown in Figures 5 and 6, stationary installation 56 is height-adjustable support, and the first LASER Light Source 54 and the second LASER Light Source 55 are distinguished rack-mount.By regulation fixing apparatus 56, the height of the first LASER Light Source 54 and the second LASER Light Source 55 can be adjusted.Housing 51 inside of light source 5 is also provided with two parallel LASER Light Source, and two parallel LASER Light Source are fixed on the inside of housing 51 by fixed mount, for demonstration of parallelism light, and simulates the light path situation that infinite point two objects send.
Stationary installation 56 comprises base 560, support bar 561, first support 562, second support 563, first holder 564 and the second holder 565, first LASER Light Source 54 is fixed on the first holder 564, second LASER Light Source 55 is fixed on the second holder 565, the length of the first support 562 is less than the length of the second support 563, thus make the first LASER Light Source 54 and the second LASER Light Source 55 form a fixing difference in height, first support 562 and the second support 563 are connected with support bar 561 respectively by bolster 566, bolster 566 is provided with the first spiral lock stationary installation 567, the first support 562 can be made to rotate by turning the first spiral lock stationary installation 567, thus regulate the height of the first support 562 and the second support 563.The second spiral lock stationary installation 568 is provided with between first support 562 and the first holder 564, the 3rd spiral lock stationary installation 569 is provided with, by turning the second spiral lock stationary installation 568 or the 3rd spiral lock stationary installation 569 can make the first support 562 or the second support 563 rotate respectively between second support 563 and the second holder 565.
As shown in Figure 7, the outer setting of the first LASER Light Source 54 and the second LASER Light Source 55 has heating radiator 57, heating radiator 57 inside is provided with cavity 58, and the outer setting of heating radiator 57 has louvre 59, and it is inner that the first LASER Light Source 54 and the second LASER Light Source 55 are located in cavity 58.First LASER Light Source 54 and the second LASER Light Source 55 are powered by rechargeable battery, and the voltage of rechargeable battery is the voltage of the rechargeable battery of 3.7V, F light source 52 is 12V.First LASER Light Source 54 and the second LASER Light Source 55 are controlled by wireless electromagnetic switch.
Water lens 6 comprise Circular mirror frame 61, rubber hose 62, syringe 63, elastic transparent film 64 and Metallic rod 65, elastic transparent film 64 is set in the cavity 66 Circular mirror frame 61 being formed sealing, the bottom of cavity 66 connects syringe 63 by rubber hose 62, rubber hose 62 outer cover is provided with Metallic rod 65, the sidewall of the bottom of Metallic rod 65 offers through hole 67, one end of rubber hose 62 is stretched out from through hole 67.Circular mirror frame 61 is fixed in Metallic rod 65 upper end, and lower end is slidably connected with the track 40 of optical bench 4 by bottom.
The top of water lens 6 is fixed with camera, and camera, for taking the imaging on black optical screen 7, facilitates student to observe, camera connects computing machine by USB interface, and by image uploading to computing machine, computing machine is connected with imaging screen, and student can watch imaging process on imaging screen.
Preferably, elastic transparent film 64 comprises the first film 641 and the second film 642, size and the elasticity of the first film 641 and the second film 642 are identical, and the first film 641 and the second film 642 are set in common formation seal chamber 66 Circular mirror frame 61 respectively from two ends.
Preferably, the thickness of Circular mirror frame 61 is 1cm, and the internal diameter of cavity 66 is 4-6.5cm.Preferably 6.5cm, now imaging is more clear.
Principle of work of the present utility model is as described below:
When demonstrating, as shown in Figure 9, open the 3rd panel 1023, open smog generator, make to be full of smog in casing, conveniently show light path, first F light source 52 is opened, and by regulating the thickness of water lens, make the thickness of observation of students water lens on the impact of imaging definition, secondly by wireless electromagnetic switch, first open the first LASER Light Source 54, allow the transmission of student viewing LASER Light Source, open the second LASER Light Source 55 further, distance between setting light source 5 and optical screen 7, two light beams angulation is made to be 15 degree, light path is by intersecting at a point after water lens 6, by regulating the thickness of water lens 6, make light path by intersecting at a point on black optical screen 7 after water lens 6, now simulation eye imaging state the most clearly, open F light source 52, F light source 52 demonstrate on black optical screen 7 the most clearly as, student can be clear and intuitive the rendezvous position of observation optical path and imaging whether clearly relation, the principle of further understanding eye imaging.
Afterwards by the thickness of adjustment water lens 6, the presbyopic origin cause of formation can be demonstrated, and demonstrate myopia and presbyopic Crack cause, imaging contexts and antidote by mobile optical screen 7, can be corrected myopia and farsightedness by increase concavees lens and convex lens, convenient for student viewing.
Advantage of the present utility model is as described below: the enclosure interior of light source 5 is provided with the first LASER Light Source 54 and the second LASER Light Source 55, light path can be simulated, by simulated laser light source, two bundle LASER Light Source are assembled on optical screen, now student can observe the intersection through water lens and on optical screen of laser optical path on one point intuitively, and can by regulating the thickness of water lens, the imaging of simulation eye, and myopia, farsightedness and the presbyopic origin cause of formation, imaging results and antidote, and by first regulating LASER Light Source, can quick adjustment F light source 52 imaging to state the most clearly, the relation of the position of light path plotted point and the sharpness of imaging can be understood, get more information about the image-forming principle of eyes.And by arranging source of parallel light, can the light path of simulation points light source, simulate the luminous light path of infinite point object simultaneously, student is watched more intuitively.
Size and the elasticity of the first film 641 and the second film 642 are identical, and the first film 641 and the second film 642 are set in Circular mirror frame 61 respectively, when water filling, can ensure that the internal diameter size of the cavity of Circular mirror frame is identical, ensure that the accuracy of experiment.
Optical screen is set to black optical screen, makes imaging more clear, and can protect the eyes of student, avoids student's eyes to be subject to the stimulation of blank sheet of paper.The inner setting except front panel of casing 1 is coated with light transmission film, is convenient to LASER Light Source demonstration, and makes F light source 52 imaging more clear, be convenient to student viewing.
Before water lens 6, being provided with mechanical aperture, the marginal portion of water lens 6 can be filtered out by mechanical aperture, avoid the marginal portion of water lens 6 to cause imaging unclear, in addition, by adjusting mechanical aperture, can regulate the brightness of imaging.The top of water lens 6 is provided with camera, and camera connects on computers by data line, and camera can take the imaging process of optical screen 7, facilitates students to be watched by the giant-screen of computing machine.
Last it is noted that above-described each embodiment is only for illustration of the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or to wherein partly or entirely technical characteristic carry out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a teaching optical instrument, it roller comprising casing, be arranged on the support of bottom half and arrange on the bracket, described box house is provided with optical bench, light source, lens and optical screen, described light source, lens and optical screen, be is characterized in that by Bracket setting on described optical bench:
Described light source comprises for demonstrating the F light source of imaging and the LASER Light Source for demonstrating light path, and described LASER Light Source comprises the first LASER Light Source and the second LASER Light Source;
Described lens are pancratic water lens;
Described optical bench is provided with at least one track, makes at least one track-movable in light source, lens and optical screen.
2. teaching optical instrument according to claim 1, described water lens comprise Circular mirror frame, rubber hose, syringe, elastic transparent film and Metallic rod, described elastic transparent film is set in described Circular mirror frame and forms seal chamber, the bottom of described cavity connects described syringe by rubber hose, described rubber hose outer cover is provided with Metallic rod, the sidewall of the bottom of described Metallic rod offers through hole, one end of described rubber hose is stretched out from described through hole, Circular mirror frame is fixed in described Metallic rod upper end, lower end is slidably connected with the track of optical bench by bottom.
3. teaching optical instrument according to claim 2, it is characterized in that: described elastic transparent film comprises the first film and the second film, size and the elasticity of described the first film and the second film are identical, and described the first film and the second film to be set in from two ends respectively described Circular mirror frame and jointly to form described seal chamber with described Circular mirror frame.
4. teaching optical instrument according to claim 3, is characterized in that: the thickness of described Circular mirror frame is 1cm, and the internal diameter of described cavity is 4-6.5cm.
5. teaching optical instrument according to claim 1, it is characterized in that: the outer setting of described first LASER Light Source and described second LASER Light Source has heating radiator, described heating radiator inside is provided with cavity, and described first LASER Light Source and described second LASER Light Source are located in described inside cavity.
6. teaching optical instrument according to claim 1, is characterized in that: described optical bench is also provided with mechanical aperture, described mechanical aperture is arranged between described light source and described water lens.
7. teaching optical instrument according to claim 4, is characterized in that: described F light source is LED light source, and the outside of described LED light source is coated with one deck light transmission film.
8. teaching optical instrument according to claim 1, it is characterized in that: described in be arranged on bottom half support be telescope support, the coil tension spring that telescope support comprises upper plate, lower shoe and is arranged between upper plate and lower shoe, pinned connection is passed through between upper plate, lower shoe and coil tension spring, coil tension spring is connected with regulating shaft, and regulating shaft end is provided with adjusting knob.
9. teaching optical instrument according to claim 1, it is characterized in that: described casing is rectangular box body, described casing comprises front panel, rear panel, left panel, right panel, top panel and lower panel, described front panel is transparent glass panel, described rear panel, left panel, right panel, top panel and lower panel are the acrylic board that inside surface is coated with light shield layer, described rear panel comprises the first panel and the second panel that are positioned at upper area and the 3rd panel being positioned at lower area, described first panel can be connected with described top panel respectively by twisted axis rotationally with described second panel, described 3rd panel can be connected with described lower panel rotationally by twisted axis, described 3rd panel is connected by snap close with described left panel and described right panel.
10. the teaching optical instrument according to claim 1 or 4, it is characterized in that: described light source comprises housing, the outer wall of described housing is provided with a through hole passed through for laser, described first LASER Light Source and the second LASER Light Source are arranged in described housing by stationary installation, described stationary installation comprises base, support bar, first support, second support, first holder and the second holder, first LASER Light Source is fixed on the first holder, second LASER Light Source is fixed on the second holder, first support and the second support are connected to the first holder and the second holder, the length of the first support is less than the length of the second support, first support and the second support are connected with support bar respectively by bolster, support bar is fixed on base, described bolster is provided with the first spiral lock stationary installation, the second spiral lock stationary installation is provided with between first support and the first holder, the 3rd spiral lock stationary installation is provided with between second support and the second holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520053250.1U CN204360677U (en) | 2015-01-26 | 2015-01-26 | A kind of teaching optical instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520053250.1U CN204360677U (en) | 2015-01-26 | 2015-01-26 | A kind of teaching optical instrument |
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| CN204360677U true CN204360677U (en) | 2015-05-27 |
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| CN201520053250.1U Expired - Fee Related CN204360677U (en) | 2015-01-26 | 2015-01-26 | A kind of teaching optical instrument |
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|---|---|---|---|---|
| CN104882055A (en) * | 2015-07-01 | 2015-09-02 | 江南大学 | Auxiliary screen for lens imaging experiment |
| CN105679162A (en) * | 2016-03-16 | 2016-06-15 | 李倬 | Multifunctional light path display device |
| CN106683548A (en) * | 2017-03-05 | 2017-05-17 | 苗路成 | Multifunctional teaching optical bench light source and light screen |
| CN107643124A (en) * | 2017-09-11 | 2018-01-30 | 广东工业大学 | A kind of spectrometer support suitable for MIG welding processes |
| CN108564863A (en) * | 2018-05-28 | 2018-09-21 | 北京工业大学 | A kind of portable Zoom lens experiment instrument |
| CN108816306A (en) * | 2018-06-14 | 2018-11-16 | 黄永怀 | A kind of multifunctional physics teaching case |
| CN114822189A (en) * | 2022-04-22 | 2022-07-29 | 聊城高级财经职业学校 | Optical lens demonstration device for replacing and adjusting lens and focal length through computer |
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2015
- 2015-01-26 CN CN201520053250.1U patent/CN204360677U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104882055A (en) * | 2015-07-01 | 2015-09-02 | 江南大学 | Auxiliary screen for lens imaging experiment |
| CN105679162A (en) * | 2016-03-16 | 2016-06-15 | 李倬 | Multifunctional light path display device |
| CN106683548A (en) * | 2017-03-05 | 2017-05-17 | 苗路成 | Multifunctional teaching optical bench light source and light screen |
| CN107643124A (en) * | 2017-09-11 | 2018-01-30 | 广东工业大学 | A kind of spectrometer support suitable for MIG welding processes |
| CN107643124B (en) * | 2017-09-11 | 2023-06-16 | 广东工业大学 | Spectrometer support suitable for MIG welding process |
| CN108564863A (en) * | 2018-05-28 | 2018-09-21 | 北京工业大学 | A kind of portable Zoom lens experiment instrument |
| CN108816306A (en) * | 2018-06-14 | 2018-11-16 | 黄永怀 | A kind of multifunctional physics teaching case |
| CN114822189A (en) * | 2022-04-22 | 2022-07-29 | 聊城高级财经职业学校 | Optical lens demonstration device for replacing and adjusting lens and focal length through computer |
| CN114822189B (en) * | 2022-04-22 | 2023-08-11 | 聊城高级财经职业学校 | Optical lens demonstration device capable of adjusting lens and focal length through computer replacement |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20150527 |