JPS6095516U - Photoelectric angle measuring device - Google Patents
Photoelectric angle measuring deviceInfo
- Publication number
- JPS6095516U JPS6095516U JP18903483U JP18903483U JPS6095516U JP S6095516 U JPS6095516 U JP S6095516U JP 18903483 U JP18903483 U JP 18903483U JP 18903483 U JP18903483 U JP 18903483U JP S6095516 U JPS6095516 U JP S6095516U
- Authority
- JP
- Japan
- Prior art keywords
- degrees
- receiving element
- measuring device
- light
- axis
- 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
Landscapes
- Optical Transform (AREA)
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
第1図は従来のものの断面正面図、第2図はそ ・のA
−A方向断面図、第3,4図は本考案の実施例を示す断
面正面図とB−B方向平面図である。
108:偏光円板、111’、112’、113’、1
14’ニオブテイカルフアイバー、31゜32:反射体
、116’、117’:偏光板。Figure 1 is a cross-sectional front view of the conventional model, and Figure 2 is its A.
- A sectional view, FIGS. 3 and 4 are a sectional front view and a BB direction plan view showing an embodiment of the present invention. 108: Polarizing disk, 111', 112', 113', 1
14' niobium fiber, 31°32: reflector, 116', 117': polarizing plate.
Claims (1)
れぞれの光源と受光素子に各結合された2対の導光体束
の先端部を対向させ、その各光源と各対応する受光素子
との各光路には互に透過軸を45度ずらした偏光板を介
在させ、光源の発光量または各受光素子の出力を互に9
0度位相差の正弦波によりスイッチングさせるようにし
た光電式角度測定装置において、少なくとも導光体束の
一方は軸線と45度の反射面を有する反射体を介して軸
線と90度の方向に配置したことを特徴とする光電式角
度測定装置。A polarizing disk is fixed to the axis to be measured, and the tips of the two pairs of light guide bundles connected to each light source and the light receiving element are opposed to each other with the polarizing disk in between, and the tips of the two pairs of light guide bundles each connected to the respective light source and the light receiving element are opposed to each other, with the polarizing disk being fixed to the axis to be measured. Polarizing plates with transmission axes shifted by 45 degrees are interposed in each optical path with the light receiving element, and the amount of light emitted by the light source or the output of each light receiving element is adjusted by 90 degrees.
In a photoelectric angle measuring device that switches using a sine wave with a phase difference of 0 degrees, at least one of the light guide bundles is arranged in a direction of 90 degrees to the axis via a reflector having a reflective surface at 45 degrees to the axis. A photoelectric angle measuring device characterized by:
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18903483U JPS6095516U (en) | 1983-12-07 | 1983-12-07 | Photoelectric angle measuring device |
US06/638,697 US4650996A (en) | 1983-08-11 | 1984-08-08 | Angle transducer employing polarized light |
DE8484109504T DE3476832D1 (en) | 1983-08-11 | 1984-08-09 | Angle transducer employing polarized light |
EP84109504A EP0133581B1 (en) | 1983-08-11 | 1984-08-09 | Angle transducer employing polarized light |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18903483U JPS6095516U (en) | 1983-12-07 | 1983-12-07 | Photoelectric angle measuring device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6095516U true JPS6095516U (en) | 1985-06-29 |
Family
ID=30407663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18903483U Pending JPS6095516U (en) | 1983-08-11 | 1983-12-07 | Photoelectric angle measuring device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6095516U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010223725A (en) * | 2009-03-23 | 2010-10-07 | Olympus Corp | Optical encoder, and displacement detection method of linear power transmission member |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5141544A (en) * | 1974-08-08 | 1976-04-07 | Westinghouse Electric Corp | |
JPS5729805B2 (en) * | 1979-02-13 | 1982-06-24 | ||
JPS57117094A (en) * | 1981-01-14 | 1982-07-21 | Tokyo Shibaura Electric Co | Optical encoder |
-
1983
- 1983-12-07 JP JP18903483U patent/JPS6095516U/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5141544A (en) * | 1974-08-08 | 1976-04-07 | Westinghouse Electric Corp | |
JPS5729805B2 (en) * | 1979-02-13 | 1982-06-24 | ||
JPS57117094A (en) * | 1981-01-14 | 1982-07-21 | Tokyo Shibaura Electric Co | Optical encoder |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010223725A (en) * | 2009-03-23 | 2010-10-07 | Olympus Corp | Optical encoder, and displacement detection method of linear power transmission member |
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