JPH0420171U - - Google Patents
Info
- Publication number
- JPH0420171U JPH0420171U JP5877990U JP5877990U JPH0420171U JP H0420171 U JPH0420171 U JP H0420171U JP 5877990 U JP5877990 U JP 5877990U JP 5877990 U JP5877990 U JP 5877990U JP H0420171 U JPH0420171 U JP H0420171U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- storage case
- light
- emitting element
- receiving element
- 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 4
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の光学式読取センサの構成を示
す縦断面図、第２図は第１図の第１および第２の
スリツト１７，１８の相対的位置関係を示す断面
図、第３図は本考案の他の実施例に係る光学式読
取センサの構成を示す縦断面図、第４図および第
５図はその動作原理を説明するための図、第６図
は従来の光学式読取センサの構成を示す縦断面図
である。
図中、１１……収納ケース本体、１２……発光
素子、１３……受光素子、１４……ボール型レン
ズ、１５……キヤツプ部、１６……中継レンズ、
１７……第１のスリツト、１８……第２のスリツ
ト。
FIG. 1 is a longitudinal cross-sectional view showing the configuration of the optical reading sensor of the present invention, FIG. 2 is a cross-sectional view showing the relative positional relationship between the first and second slits 17 and 18 in FIG. 1, and FIG. is a vertical sectional view showing the configuration of an optical reading sensor according to another embodiment of the present invention, FIGS. 4 and 5 are diagrams for explaining its operating principle, and FIG. 6 is a conventional optical reading sensor. FIG. In the figure, 11... Storage case body, 12... Light emitting element, 13... Light receiving element, 14... Ball type lens, 15... Cap part, 16... Relay lens,
17...first slit, 18...second slit.
Claims (1)
よび受光素子と、前記収納ケース内の他端部に設
けられた集光レンズと、前記発光素子から放出さ
れる光を前記集光レンズに導くとともに、前記集
光レンズからの光を前記受光素子に導くように前
記収納ケース内に設けられた中継レンズと、前記
集光レンズおよび前記中継レンズ間に設けられた
調整可能な絞り機構とを備えたことを特徴とする
光学式読取センサ。 A light emitting element and a light receiving element provided at one end of the storage case, a condensing lens provided at the other end of the storage case, and guiding light emitted from the light emitting element to the condensing lens. , a relay lens provided in the storage case to guide light from the condenser lens to the light receiving element, and an adjustable aperture mechanism provided between the condenser lens and the relay lens. An optical reading sensor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5877990U JPH0420171U (en) | 1990-06-05 | 1990-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5877990U JPH0420171U (en) | 1990-06-05 | 1990-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0420171U true JPH0420171U (en) | 1992-02-20 |
Family
ID=31584699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5877990U Pending JPH0420171U (en) | 1990-06-05 | 1990-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0420171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007125656A1 (en) * | 2006-05-03 | 2007-11-08 | Ssd Company Limited | Bar code reader, optical mouse, and bar code reading method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS623611A (en) * | 1985-06-28 | 1987-01-09 | Nippon Seiki Co Ltd | Recorder for vehicle |
-
1990
- 1990-06-05 JP JP5877990U patent/JPH0420171U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS623611A (en) * | 1985-06-28 | 1987-01-09 | Nippon Seiki Co Ltd | Recorder for vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007125656A1 (en) * | 2006-05-03 | 2007-11-08 | Ssd Company Limited | Bar code reader, optical mouse, and bar code reading method |