JPS59104556U - photoelectric sensor - Google Patents
photoelectric sensorInfo
- Publication number
- JPS59104556U JPS59104556U JP1982202134U JP20213482U JPS59104556U JP S59104556 U JPS59104556 U JP S59104556U JP 1982202134 U JP1982202134 U JP 1982202134U JP 20213482 U JP20213482 U JP 20213482U JP S59104556 U JPS59104556 U JP S59104556U
- Authority
- JP
- Japan
- Prior art keywords
- light
- wavelength
- case
- photoelectric sensor
- predetermined wavelength
- 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.)
- Granted
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
第１図はこの考案の一実施例のケース材料の波長と光透
過率との関係等を示す図である。第２図はこの考案の一
実施例の光電センサ外観斜視図で屍る。第３図は第２図
に示す光電センサの内部分解図である。第４図は第２図
に示す実施例のケー−スの平面図および側断面図である
。□図において、１は光電センサ、２はケース、２３は
肉厚部、６は投光用ＬＥＤ、４５’は受光用ＬＥＤを示
す。FIG. 1 is a diagram showing the relationship between wavelength and light transmittance of the case material of an embodiment of this invention. FIG. 2 is an external perspective view of a photoelectric sensor according to an embodiment of this invention. FIG. 3 is an internal exploded view of the photoelectric sensor shown in FIG. 2. 4 is a plan view and a side sectional view of the case of the embodiment shown in FIG. 2. FIG. □ In the figure, 1 is a photoelectric sensor, 2 is a case, 23 is a thick part, 6 is a light emitting LED, and 45' is a light receiving LED.
Claims (2)
および受光素子を少なくとも備え、投光素子からケース
外部を経て受光素子に与えられる光が変化することによ
り物体の検知をする光電センサであって、
、 前記ケースは、所定の波長以上の長い波長の光を透過し
かつその所定の波長未満の短い波長の光は透過しない材
料で一体的に形成され、前記投光素子の光は、前記所定
の波長より充分長い波長の光が選ばれ、 前記ケースの前記投光素子から受光素子への光が通過す
るケース部分を肉厚にしたことを特徴とする、光電セン
サ。(1) A photoelectronic device that includes at least two pairs of a light emitting element and a light receiving element arranged inside a case, and detects an object by changing the light given from the light emitting element to the light receiving element via the outside of the case. A sensor,
, the case is integrally formed of a material that transmits light with a long wavelength equal to or more than a predetermined wavelength and does not transmit light with a short wavelength less than the predetermined wavelength, and the light from the light projecting element is transmitted through the predetermined wavelength. A photoelectric sensor, wherein light having a wavelength sufficiently longer than the wavelength is selected, and a case portion of the case through which light passes from the light emitting element to the light receiving element is made thick.
×１０３オングストロームである、実用新案登録請求の
範囲第１項記載の光電センサ。(2) The predetermined wavelength is 6.5X103 to 7.0
103 angstrom. The photoelectric sensor according to claim 1, which is a utility model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982202134U JPS59104556U (en) | 1982-12-28 | 1982-12-28 | photoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982202134U JPS59104556U (en) | 1982-12-28 | 1982-12-28 | photoelectric sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59104556U true JPS59104556U (en) | 1984-07-13 |
| JPS6246288Y2 JPS6246288Y2 (en) | 1987-12-12 |
Family
ID=30427614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982202134U Granted JPS59104556U (en) | 1982-12-28 | 1982-12-28 | photoelectric sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59104556U (en) |
-
1982
- 1982-12-28 JP JP1982202134U patent/JPS59104556U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6246288Y2 (en) | 1987-12-12 |
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