SU1673926A1 - Refractometer - Google Patents
Refractometer Download PDFInfo
- Publication number
- SU1673926A1 SU1673926A1 SU894697654A SU4697654A SU1673926A1 SU 1673926 A1 SU1673926 A1 SU 1673926A1 SU 894697654 A SU894697654 A SU 894697654A SU 4697654 A SU4697654 A SU 4697654A SU 1673926 A1 SU1673926 A1 SU 1673926A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- beam splitter
- mirror
- wedge
- interference fringes
- counters
- Prior art date
Links
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Изобретение относитс к оптическому приборостроению и может быть использовано дл измерени показател преломлени твердых и жидких веществ. Цель изобретени - повышение точности измерений. Рефрактометр состоит из источника 1 когерентного излучени , светоделителей 2 и 7, полупрозрачной пластины 5, зеркал 4 и 6, счетчиков 8 - 10 интерференционных полос. Кювета 3 дл исследуемого вещества выполнена в виде клина, установлена с возможностью перемещени вдоль грани ВС. При смещении клина вдоль этой грани фиксируют количество интерференционных полос на счетчиках и вычисл ют по формуле показатель преломлени , при этом случайные смещени кюветы не вли ют на результат измерений. 2 ил.The invention relates to optical instrumentation and can be used to measure the refractive index of solid and liquid substances. The purpose of the invention is to improve the measurement accuracy. The refractometer consists of a source of coherent radiation 1, beam splitters 2 and 7, a translucent plate 5, mirrors 4 and 6, and counters of 8 to 10 interference fringes. The cuvette 3 for the test substance is made in the form of a wedge, mounted to move along the face of the sun. When the wedge is displaced along this facet, the number of interference fringes is recorded on the counters and the refractive index is calculated using the formula, while the random displacements of the cell do not affect the measurement result. 2 Il.
Description
Вид АType A
Фиг. 2FIG. 2
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU894697654A SU1673926A1 (en) | 1989-05-30 | 1989-05-30 | Refractometer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU894697654A SU1673926A1 (en) | 1989-05-30 | 1989-05-30 | Refractometer |
Publications (1)
Publication Number | Publication Date |
---|---|
SU1673926A1 true SU1673926A1 (en) | 1991-08-30 |
Family
ID=21450568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU894697654A SU1673926A1 (en) | 1989-05-30 | 1989-05-30 | Refractometer |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU1673926A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109632715A (en) * | 2019-01-25 | 2019-04-16 | 东北大学 | A kind of gas sensing probe based on triangle microcavity two-way F-P interference compensation |
-
1989
- 1989-05-30 SU SU894697654A patent/SU1673926A1/en active
Non-Patent Citations (1)
Title |
---|
Захарьееский А.Н. Интерферометры. М.: Оборониздат, 1952, с. 216. Авторское свидетельство СССР № 1516910, кл. G 01 N 21/45, 1987. * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109632715A (en) * | 2019-01-25 | 2019-04-16 | 东北大学 | A kind of gas sensing probe based on triangle microcavity two-way F-P interference compensation |
CN109632715B (en) * | 2019-01-25 | 2020-03-24 | 东北大学 | Gas sensing probe based on triangular microcavity double-path F-P interference compensation |
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