JPS6224317U - - Google Patents
Info
- Publication number
- JPS6224317U JPS6224317U JP11581685U JP11581685U JPS6224317U JP S6224317 U JPS6224317 U JP S6224317U JP 11581685 U JP11581685 U JP 11581685U JP 11581685 U JP11581685 U JP 11581685U JP S6224317 U JPS6224317 U JP S6224317U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting element
- light
- optical encoder
- code plate
- 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
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
Landscapes
- Optical Transform (AREA)
Description
第１図および第２図は光透過型の光学式エンコ
ーダに関する実施例を説明するためのもので、第
１図はその概略を示す説明図、第２図はその斜視
図、第３図は光反射型の光学式エンコーダに関す
る実施例を説明するための斜視図、第４図および
第５図は従来例を説明するためのもので、第４図
は従来例に係る光透過型の光学式エンコーダの斜
視図、第５図は検出原理を示す説明図である。
１，１１……光学式エンコーダ、２，１２……
回転コード板、２ａ，２ｂ……スリツト、３……
発光素子、４……固定コード板、４ａ，４ｂ……
スリツト、５……受光素子、６，１６……レンズ
、１２ａ……反射面、１２ｂ……非反射面、１３
ａ，１３ｂ……光フアイバ。
1 and 2 are for explaining an embodiment of a light transmission type optical encoder. FIG. 1 is an explanatory diagram showing the outline thereof, FIG. A perspective view for explaining an embodiment of a reflective optical encoder, FIGS. 4 and 5 are for explaining a conventional example, and FIG. 4 shows a light transmission type optical encoder according to a conventional example. FIG. 5 is an explanatory diagram showing the detection principle. 1, 11... optical encoder, 2, 12...
Rotating code plate, 2a, 2b...slit, 3...
Light emitting element, 4...Fixed code board, 4a, 4b...
Slit, 5... Light receiving element, 6, 16... Lens, 12a... Reflective surface, 12b... Non-reflective surface, 13
a, 13b...Optical fiber.
Claims (1)
素子間の光路中に配設されたコード板とを備え、
対象とする物体の移動を入力してその位置や変位
の情報を検出する光学式エンコーダにおいて、前
記発光素子とコード板の光路中に、該発光素子か
らの光を線状に集光するレンズを配置したことを
特徴とする光学式エンコーダ。 Comprising a light emitting element, a light receiving element, and a code plate disposed in an optical path between the light emitting element and the light receiving element,
In an optical encoder that inputs movement of a target object and detects information on its position and displacement, a lens is provided in the optical path between the light emitting element and the code plate to condense light from the light emitting element into a linear shape. An optical encoder characterized by the following:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11581685U JPS6224317U (en) | 1985-07-30 | 1985-07-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11581685U JPS6224317U (en) | 1985-07-30 | 1985-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6224317U true JPS6224317U (en) | 1987-02-14 |
Family
ID=30999824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11581685U Pending JPS6224317U (en) | 1985-07-30 | 1985-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6224317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS64417A (en) * | 1987-02-25 | 1989-01-05 | Asahi Optical Co Ltd | Optical encoder |
-
1985
- 1985-07-30 JP JP11581685U patent/JPS6224317U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS64417A (en) * | 1987-02-25 | 1989-01-05 | Asahi Optical Co Ltd | Optical encoder |
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