CN103632593A - Brewster law demonstrating and refractive index measuring instrument - Google Patents
Brewster law demonstrating and refractive index measuring instrument Download PDFInfo
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- CN103632593A CN103632593A CN201310642304.3A CN201310642304A CN103632593A CN 103632593 A CN103632593 A CN 103632593A CN 201310642304 A CN201310642304 A CN 201310642304A CN 103632593 A CN103632593 A CN 103632593A
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Abstract
The invention provides a Brewster law demonstrating and refractive index measuring instrument. The Brewster law demonstrating and refractive index measuring instrument consists of a barrel, a frame 1, a scale plate, a frame 2, angle scale marks, a semicircular optical element, a reflecting light outlet, a photoelectric converter, a polarization detector, a shielding wire, a positioning screw 1, a reflecting outlet cover plate, a transparent panel, a base, a smoke injecting hole, a positioning screw 2, an incident light inlet, a slot, a retaining ring, a laser indicator jack, a laser indicator, a direction adjusting screw, a support, an incident light inlet cover plate, a round hole, a polarization detector slot, a parallel polarization mark, a perpendicular polarization mark and a photoelectric conversion element, wherein the laser indicator is inserted in the retaining ring; the round hole is formed in the longitudinal axis direction of the photoelectric converter; the polarization detector slot is formed in the middle of the photoelectric converter; the polarization detector is inserted in the polarization detector slot; one end of the round hole is sealed by the photoelectric conversion element; and the photoelectric conversion element is connected with a micro-current measurer via the shielding wire.
Description
Technical field
The present invention relates to a kind of Brewster's law demonstration, refractive index measuring instrument, belong to Optical-Physics Experiment apparatus field.
Background technology
At present, in college physics teaching, the teaching means of Brewster's law is to rest in word picture method substantially, lack directly perceived, believable experimental demonstration, this be because of Experiments of Optics higher to environmental requirement, thus, not only to theory teaching, make troubles, make troubles also to the measurement of optical material refractive index simultaneously.
Summary of the invention
Technical matters to be solved by this invention is: a kind of Brewster's law demonstration, refractive index measuring instrument are provided, and can be with class demonstration Brewster's law, measurement optical material refractive index in teaching.
The technical solution adopted for the present invention to solve the technical problems is: the present invention is by cylinder, frame 1, scaleplate, frame 2, angle index line, semicircle optical element, reflected light outlet, photoelectric commutator, checking bias slice, screen fraud wire, dog screw 1, reflected light outlet shroud, transparent panel, base, note smog hole, dog screw 2, incident light entrance, draw-in groove, snap ring, laser designator jack, laser designator, tuning screw, support, incident light inlet shroud, circular hole, checking bias slice slot, parallel polarization sign, vertical polarization sign, photo-electric conversion element forms, cylinder two ends are made with respectively frame 1, frame 2, be carved with the scaleplate sealing-in of angle index line on frame 1, semicircle optical element is arranged on scaleplate, transparent panel sealing-in is on frame 2, on cylinder base for supporting, in cylinder sides, have incident light entrance, reflected light outlet, note smog hole, it is characterized in that: incident light inlet shroud, reflected light outlet shroud is inserted between frame 1 and frame 2, incident light inlet shroud is sealed on incident light entrance, by dog screw 2 location on frame 2, reflected light outlet shroud is sealed in reflected light outlet, by dog screw 1 location on frame 2, incident light inlet shroud central authorities have laser designator jack, laser designator jack middle part has draw-in groove, snap ring is placed in draw-in groove, laser designator is inserted and is positioned in snap ring, on incident light inlet shroud, be made with support, tuning screw threads is crossed support and is conflicted in laser designator, be inserted with interspersed being fixed on reflected light outlet shroud of photoelectric commutator of checking bias slice, photoelectric commutator connects micro current instrument with screen fraud wire.
The Y of described photoelectric commutator has circular hole, there is checking bias slice slot at middle part, checking bias slice is inserted in checking bias slice slot, corresponding parallel polarization sign, the vertical polarization sign of indicating in side that checking bias slice two is perpendicular, photo-electric conversion element seals circular hole one end, and photo-electric conversion element connects screen fraud wire.
Owing to adopting technique scheme, advantage and good effect that the present invention has are: can be with class demonstration Brewster's law in teaching, measure optical material refractive index, and economic, practical, attractive in appearance, cost is not high yet.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Figure of description 1 is structural representation of the present invention.
Figure of description 2 is partial structurtes enlarged diagrams of photoelectric commutator part in Fig. 1.
1. cylinders in figure, 2. frame 1, 3. scaleplate, 4. frame 2, 5. angle index line, 6. semicircle optical element, 7. reflected light outlet, 8. photoelectric commutator, 9. checking bias slice, 10. shield fraud wire, 11. dog screws 1, 12. reflected light outlet shrouds, 13. transparent panels, 14. bases, 15. notes smog holes, 16. dog screws 2, 17. incident light entrances, 18. draw-in grooves, 19. snap rings, 20. laser designator jacks, 21. laser designator, 22. tuning screws, 23. supports, 24. incident light inlet shrouds, 25. circular holes, 26. checking bias slice slots, 27. parallel polarization signs, 28. vertical polarization signs, 29. photo-electric conversion elements.
Embodiment
In Figure of description 1, cylinder (1) two ends are made with respectively frame 1 (2), frame 2 (4), be carved with scaleplate (3) sealing-in of angle index line (5) on frame 1 (2), semicircle optical element (6) is arranged on scaleplate (3), transparent panel (13) sealing-in is on frame 2, on cylinder (1) base for supporting (14), in cylinder (1) side, have incident light entrance (17), reflected light outlet (7), note smog hole (15), it is characterized in that: incident light inlet shroud (24), reflected light outlet shroud (12) is inserted between frame 1 (2) and frame 2 (4), incident light inlet shroud (24) is sealed on incident light entrance (17), by dog screw 2 (16) location on frame 2 (4), reflected light outlet shroud (12) is sealed in reflected light outlet (7), by dog screw 1 (11) location on frame 2, incident light inlet shroud (24) central authorities have laser designator jack (20), laser designator jack (20) middle part has draw-in groove (18), snap ring (19) is placed in draw-in groove (18), laser designator (21) is inserted and is positioned in snap ring (19), on incident light inlet shroud (24), be made with support (23), tuning screw (22) revolves through support (23) conflicts in laser designator (21), be inserted with interspersed being fixed on reflected light outlet shroud (12) of photoelectric commutator (8) of checking bias slice (9), photoelectric commutator (8) connects micro current instrument with screen fraud wire (10).
The Y of described photoelectric commutator (8) has circular hole (25), there is checking bias slice slot (26) at middle part, checking bias slice (9) is inserted in checking bias slice slot (26), corresponding parallel polarization sign (27), the vertical polarization sign (28) of indicating on the perpendicular two adjacent sides of checking bias slice (9), photo-electric conversion element (29) seals circular hole (25) one end, and photo-electric conversion element (29) connects screen fraud wire (10).
Claims (2)
1. a Brewster's law demonstration, refractive index measuring instrument, by cylinder, frame 1, scaleplate, frame 2, angle index line, semicircle optical element, reflected light outlet, photoelectric commutator, checking bias slice, screen fraud wire, dog screw 1, reflected light outlet shroud, transparent panel, base, note smog hole, dog screw 2, incident light entrance, draw-in groove, snap ring, laser designator jack, laser designator, tuning screw, support, incident light inlet shroud, circular hole, checking bias slice slot, parallel polarization sign, vertical polarization sign, photo-electric conversion element forms, cylinder (1) two ends are made with respectively frame 1 (2), frame 2 (4), be carved with scaleplate (3) sealing-in of angle index line (5) on frame 1 (2), semicircle optical element (6) is arranged on scaleplate (3), transparent panel (13) sealing-in is on frame 2, on cylinder (1) base for supporting (14), in cylinder (1) side, have incident light entrance (17), reflected light outlet (7), note smog hole (15), it is characterized in that: incident light inlet shroud (24), reflected light outlet shroud (12) is inserted between frame 1 (2) and frame 2 (4), incident light inlet shroud (24) is sealed on incident light entrance (17), by dog screw 2 (16) location on frame 2 (4), reflected light outlet shroud (12) is sealed in reflected light outlet (7), by dog screw 1 (11) location on frame 2, incident light inlet shroud (24) central authorities have laser designator jack (20), laser designator jack (20) middle part has draw-in groove (18), snap ring (19) is placed in draw-in groove (18), laser designator (21) is inserted and is positioned in snap ring (19), on incident light inlet shroud (24), be made with support (23), tuning screw (22) revolves through support (23) conflicts in laser designator (21), be inserted with interspersed being fixed on reflected light outlet shroud (12) of photoelectric commutator (8) of checking bias slice (9), photoelectric commutator (8) connects micro current instrument with screen fraud wire (10).
2. Brewster's law demonstration according to claim 1, refractive index measuring instrument, it is characterized in that: the Y of described photoelectric commutator (8) has circular hole (25), there is checking bias slice slot (26) at middle part, checking bias slice (9) is inserted in checking bias slice slot (26), corresponding parallel polarization sign (27), the vertical polarization sign (28) of indicating on the perpendicular two adjacent sides of checking bias slice (9), photo-electric conversion element (29) seals circular hole (25) one end, and photo-electric conversion element (29) connects screen fraud wire (10).
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| CN201310642304.3A CN103632593B (en) | 2013-12-02 | 2013-12-02 | A kind of Brewster's law demonstration, refractive index measuring instrument |
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| CN201310642304.3A CN103632593B (en) | 2013-12-02 | 2013-12-02 | A kind of Brewster's law demonstration, refractive index measuring instrument |
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| CN103632593A true CN103632593A (en) | 2014-03-12 |
| CN103632593B CN103632593B (en) | 2015-09-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957430A (en) * | 2016-07-02 | 2016-09-21 | 北京工业大学 | Bicolor linearly-polarized light Brewster's law demonstration instrument |
| CN106023754A (en) * | 2016-07-30 | 2016-10-12 | 董亚伦 | Refraction teaching demonstration device of light |
| CN106959274A (en) * | 2017-05-12 | 2017-07-18 | 燕山大学 | A kind of solution concentration monitoring method and device based on Brewster's law |
| CN106979935A (en) * | 2017-03-14 | 2017-07-25 | 浙江大学 | A kind of contactless glass block refractive index measuring instrument |
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| CN201274114Y (en) * | 2008-10-13 | 2009-07-15 | 昆明理工大学 | Brewster law demonstrator |
| CN101706426A (en) * | 2009-11-20 | 2010-05-12 | 江苏华创光电科技有限公司 | Refractive index measuring instrument for transparent material with Brewster angle |
| CN201868012U (en) * | 2009-12-22 | 2011-06-15 | 南京工程学院 | Demonstrator for measuring refractive index of solid and Brewster angle |
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2013
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| SU1019481A1 (en) * | 1982-02-11 | 1983-05-23 | Белорусский Ордена Трудового Красного Знамени Государственный Университет Им.В.И.Ленина | Training apparatus for light polarization demonstration |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957430A (en) * | 2016-07-02 | 2016-09-21 | 北京工业大学 | Bicolor linearly-polarized light Brewster's law demonstration instrument |
| CN106023754A (en) * | 2016-07-30 | 2016-10-12 | 董亚伦 | Refraction teaching demonstration device of light |
| CN106023754B (en) * | 2016-07-30 | 2019-03-15 | 董亚伦 | The refraction teaching demonstration device of light |
| CN106979935A (en) * | 2017-03-14 | 2017-07-25 | 浙江大学 | A kind of contactless glass block refractive index measuring instrument |
| CN106979935B (en) * | 2017-03-14 | 2019-07-09 | 浙江大学 | A kind of contactless glass block refractive index measuring instrument |
| CN106959274A (en) * | 2017-05-12 | 2017-07-18 | 燕山大学 | A kind of solution concentration monitoring method and device based on Brewster's law |
| CN106959274B (en) * | 2017-05-12 | 2023-06-06 | 燕山大学 | Solution concentration monitoring method and device based on Brewster's law |
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| CN103632593B (en) | 2015-09-30 |
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Effective date of registration: 20181206 Address after: 214026 Tiandi 27-9-1402, Xinghui, Shanghe Garden, Liangxi District, Wuxi City, Jiangsu Province Patentee after: Wuxi Tongchun New Energy Technology Co., Ltd. Address before: 210048 No. 625, gachang Road, Dachang, Liuhe District, Nanjing, Jiangsu Patentee before: Nanjing College of Chemical Technology |
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Effective date of registration: 20200630 Address after: 215200 room 3, apartment 610, silk Plaza, Shengze Town, Wujiang District, Suzhou, Jiangsu Patentee after: SUZHOU YIKADI SPORTS EQUIPMENT Co.,Ltd. Address before: 214026 Tiandi 27-9-1402, Xinghui, Shanghe Garden, Liangxi District, Wuxi City, Jiangsu Province Patentee before: WUXI TONGCHUN NEW ENERGY TECHNOLOGY Co.,Ltd. |
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