JPS5839551U - refractive index measuring device - Google Patents

refractive index measuring device

Info

Publication number
JPS5839551U
JPS5839551U JP13479981U JP13479981U JPS5839551U JP S5839551 U JPS5839551 U JP S5839551U JP 13479981 U JP13479981 U JP 13479981U JP 13479981 U JP13479981 U JP 13479981U JP S5839551 U JPS5839551 U JP S5839551U
Authority
JP
Japan
Prior art keywords
refractive index
light
measuring member
rod
measuring
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.)
Pending
Application number
JP13479981U
Other languages
Japanese (ja)
Inventor
劉　新盈
Original Assignee
東北リコ−株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 東北リコ−株式会社 filed Critical 東北リコ−株式会社
Priority to JP13479981U priority Critical patent/JPS5839551U/en
Publication of JPS5839551U publication Critical patent/JPS5839551U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来の屈折率を測定する装置の構成図、第２図
は本考案の実施例として第１図の棒状測定部材の先端部
分のみを示す例、第３図は屈折率分布を示す例、−第４
図は光線が入射したときの経路、説明図、第５図は第４
図の部分拡大図である。 １・・・棒状測定部材、２・・・被測定物、３・・・ラ
ンプ、１１・・・受光素子、１４・・・円錐状センサ、
１５・・・最先端部。Figure 1 is a configuration diagram of a conventional refractive index measuring device, Figure 2 is an example of the present invention showing only the tip of the rod-shaped measuring member in Figure 1, and Figure 3 is a diagram showing the refractive index distribution. Example, -4th
The diagram shows the path of the incident light ray, an explanatory diagram, and Figure 5 is the fourth diagram.
It is a partially enlarged view of the figure. DESCRIPTION OF SYMBOLS 1... Rod-shaped measurement member, 2... Measured object, 3... Lamp, 11... Light receiving element, 14... Conical sensor,
15... Cutting edge section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 棒状測定部材の他端方向から測定部材内部に光線を入射
する光源と、該入射光線の一部が被測定物と接している
測定部材の一端部において全反射し前記測定部材内部を
戻る反射光線を受光する受光部とを具備し、該受光部で
入射光量と受光した反射光量との比により前記被測定物
の屈折率を測定する装置において、前記棒状測定部材は
全体を均一な屈折率の光伝送路とし、棒状測定部材の一
端部には被測定物の方向に凸面をなし且つ凸面の最先端
部を経る線に対称な屈折率の分布をしている部材を接着
させて構成し、該部材の錐の斜辺が直線であることを特
徴とする屈折率を測定する装置。A light source that enters a light beam into the measuring member from the direction of the other end of the rod-shaped measuring member, and a part of the incident light beam is totally reflected at one end of the measuring member that is in contact with the object to be measured, and the reflected light beam returns inside the measuring member. and a light-receiving section that receives light, and measures the refractive index of the object based on the ratio of the amount of incident light to the amount of reflected light received by the light-receiving section, wherein the rod-shaped measuring member has a uniform refractive index as a whole. As an optical transmission path, a member having a convex surface in the direction of the object to be measured and having a refractive index distribution symmetrical to a line passing through the tip of the convex surface is adhered to one end of the rod-shaped measurement member, A device for measuring a refractive index, characterized in that the hypotenuse of the cone of the member is a straight line.
JP13479981U 1981-09-10 1981-09-10 refractive index measuring device Pending JPS5839551U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13479981U JPS5839551U (en) 1981-09-10 1981-09-10 refractive index measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13479981U JPS5839551U (en) 1981-09-10 1981-09-10 refractive index measuring device

Publications (1)

Publication Number Publication Date
JPS5839551U true JPS5839551U (en) 1983-03-15

Family

ID=29928205

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13479981U Pending JPS5839551U (en) 1981-09-10 1981-09-10 refractive index measuring device

Country Status (1)

Country Link
JP (1) JPS5839551U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53131071A (en) * 1977-03-07 1978-11-15 Perren Benno Photoelectric apparatus for detection of existence of liquids

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53131071A (en) * 1977-03-07 1978-11-15 Perren Benno Photoelectric apparatus for detection of existence of liquids

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