JPH0325144U - - Google Patents
Info
- Publication number
- JPH0325144U JPH0325144U JP8639589U JP8639589U JPH0325144U JP H0325144 U JPH0325144 U JP H0325144U JP 8639589 U JP8639589 U JP 8639589U JP 8639589 U JP8639589 U JP 8639589U JP H0325144 U JPH0325144 U JP H0325144U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- reflecting mirror
- light
- view
- reflecting
- 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
Links
- 239000013307 optical fiber Substances 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
第１図は本考案に係る光検出器の一部破断側面
図、第２図は該検出器の光フアイバーの拡大正面
図、第３図は凹面反射鏡の拡大斜視図、第４図は
凹面反射鏡の拡大側面図、第５図は光収束作用に
伴うビームスポツトの形状変化を示す図、第６図
は他の実施例を示す光フアイバー及び凹面反射鏡
の側面図、第７図及び第８図は夫々凹面反射鏡を
円弧板状に形成した実施例の斜視図、第９図は球
面の反射面を具えた凹面反射鏡の斜視図、第１０
図は従来の光検出器を示す斜視図である。
１……ケーシング、１１……窓、３……光フア
イバー、３５……フアイバー口、４……凹面反射
鏡、４１……反射面。
Fig. 1 is a partially cutaway side view of a photodetector according to the present invention, Fig. 2 is an enlarged front view of the optical fiber of the detector, Fig. 3 is an enlarged perspective view of a concave reflector, and Fig. 4 is a concave reflector. FIG. 5 is an enlarged side view of the reflecting mirror; FIG. 5 is a diagram showing changes in the shape of the beam spot due to light convergence; FIG. 6 is a side view of the optical fiber and concave reflecting mirror showing another embodiment; FIG. Fig. 8 is a perspective view of an embodiment in which each concave reflecting mirror is formed into an arc plate shape, Fig. 9 is a perspective view of a concave reflecting mirror having a spherical reflecting surface, and Fig. 10
The figure is a perspective view showing a conventional photodetector. DESCRIPTION OF SYMBOLS 1... Casing, 11... Window, 3... Optical fiber, 35... Fiber opening, 4... Concave reflecting mirror, 41... Reflecting surface.
Claims (1)
フアイバー３を具え、該光フアイバーの先端面に
対向して反射鏡４を配備し、該反射鏡４の反射面
４１は、光フアイバー３の光軸に対して傾斜する
と共に、光フアイバー３から出射され或は外部か
ら入射した光を反射によつて収束することが可能
な凹面に形成され、該反射面４１に対向して光透
過窓１１を設けたことを特徴とする光検出器。 It is equipped with an optical fiber 3 for transmitting light and/or receiving light, and a reflecting mirror 4 is disposed opposite to the tip surface of the optical fiber, and the reflecting surface 41 of the reflecting mirror 4 The concave surface is inclined with respect to the optical axis of the optical fiber 3 and is capable of converging light emitted from the optical fiber 3 or incident from the outside by reflection, and is opposed to the reflective surface 41 and transmits light. A photodetector characterized in that a window 11 is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8639589U JPH0325144U (en) | 1989-07-19 | 1989-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8639589U JPH0325144U (en) | 1989-07-19 | 1989-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0325144U true JPH0325144U (en) | 1991-03-14 |
Family
ID=31635928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8639589U Pending JPH0325144U (en) | 1989-07-19 | 1989-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325144U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7602487B2 (en) | 2006-05-16 | 2009-10-13 | Kirin Techno-System Corporation | Surface inspection apparatus and surface inspection head apparatus |
| JPWO2015125270A1 (en) * | 2014-02-21 | 2017-03-30 | 株式会社島津製作所 | Optical measurement probe and optical measurement apparatus provided with the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140655B2 (en) * | 1982-11-04 | 1986-09-10 | Sumitomo Chemical Co |
-
1989
- 1989-07-19 JP JP8639589U patent/JPH0325144U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140655B2 (en) * | 1982-11-04 | 1986-09-10 | Sumitomo Chemical Co |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7602487B2 (en) | 2006-05-16 | 2009-10-13 | Kirin Techno-System Corporation | Surface inspection apparatus and surface inspection head apparatus |
| JPWO2015125270A1 (en) * | 2014-02-21 | 2017-03-30 | 株式会社島津製作所 | Optical measurement probe and optical measurement apparatus provided with the same |
| US10031021B2 (en) | 2014-02-21 | 2018-07-24 | Shimadzu Corporation | Optical measurement probe and optical measurement device provided with the same having a light guide with a reflection surface for reflecting light and causing light to enter the light guide |