JPS59145727U - Condensing lens position adjustment mechanism for optical information reading device - Google Patents
Condensing lens position adjustment mechanism for optical information reading deviceInfo
- Publication number
- JPS59145727U JPS59145727U JP3756083U JP3756083U JPS59145727U JP S59145727 U JPS59145727 U JP S59145727U JP 3756083 U JP3756083 U JP 3756083U JP 3756083 U JP3756083 U JP 3756083U JP S59145727 U JPS59145727 U JP S59145727U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- condensing lens
- position adjustment
- lens position
- information reading
- 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
- Mounting And Adjusting Of Optical Elements (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (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図は従来の光学的情報読取装置の概略図、第２図〜
第６図はこの考案に係る光学的情報読取装置の集光レン
ズ位置調整機構の一実施例を示し、第２図は集光レンズ
が位置調整されていない状態を示す断面図、第３図は集
光レンズが位置調整されている状態を示す断面図、第４
図は第３図の■−ｒＶ線断面図、第５図は第３図の■−
■線断面図、第６図は調整ツマミの斜視図である。
１０・・・・・・レンズ収納筒、１１・・・・・・集光
レンズ、１２・・・・・・環状溝、１３・・・・・・ホ
ルダ筒本体、１４・・・・・・段付穴、１５・・・・・
・調整ツマミ（レンズ位置調整部材）、１５ａ・・・・
・・先端部、１６・・・・・・偏心突起。Figure 1 is a schematic diagram of a conventional optical information reading device, Figures 2-
FIG. 6 shows an embodiment of the condensing lens position adjustment mechanism of the optical information reading device according to this invention, FIG. 2 is a cross-sectional view showing the condensing lens in a state where the position is not adjusted, and FIG. A fourth cross-sectional view showing a state in which the position of the condensing lens is adjusted.
The figure is a sectional view taken along the ■-rV line in Fig. 3, and the figure 5 is a cross-sectional view taken along the ■-rV line in Fig. 3.
(2) Line sectional view, FIG. 6 is a perspective view of the adjustment knob. 10...Lens storage tube, 11...Condensing lens, 12...Annular groove, 13...Holder tube body, 14... Stepped hole, 15...
・Adjustment knob (lens position adjustment member), 15a...
...Tip, 16...Eccentric protrusion.
Claims (1)
を有するレンズ収納筒と、 周壁部に表面側が広径て内部と連通ずる段付穴を鳴し、
該レンズ収納筒が集光レンズの光軸方向へ摺動自在に挿
通させられたホルダ筒本体と、先端部に突設させられた
偏心突起が前記環状溝と係合すると共に該先端部が前記
段付穴と回転自在に嵌合し、先端部の回転時に偏心移動
する偏心突起の案内により前記レンズ収納筒を集光レン
ズの光軸方向に移動させるレンズ位置調整部材とからな
ることを特徴とする光学的情報読取装置の集光レンズ位
置調整機構。[Scope of Claim for Utility Model Registration] A lens storage tube that houses a condensing lens inside and has a circumferential annular groove on its outer circumferential surface, and a stepped hole in the circumferential wall that has a wide diameter on the surface side and communicates with the inside. death,
A holder cylinder body through which the lens storage cylinder is slidably inserted in the direction of the optical axis of the condensing lens, and an eccentric protrusion protruding from the tip engages with the annular groove, and the tip engages with the annular groove. The lens position adjustment member rotatably fits into the stepped hole and moves the lens housing tube in the optical axis direction of the condensing lens by being guided by an eccentric protrusion that moves eccentrically when the tip rotates. A focusing lens position adjustment mechanism for optical information reading devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3756083U JPS59145727U (en) | 1983-03-17 | 1983-03-17 | Condensing lens position adjustment mechanism for optical information reading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3756083U JPS59145727U (en) | 1983-03-17 | 1983-03-17 | Condensing lens position adjustment mechanism for optical information reading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59145727U true JPS59145727U (en) | 1984-09-28 |
Family
ID=30168246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3756083U Pending JPS59145727U (en) | 1983-03-17 | 1983-03-17 | Condensing lens position adjustment mechanism for optical information reading device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59145727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62289805A (en) * | 1986-06-09 | 1987-12-16 | Mitsubishi Electric Corp | Adjusting device |
-
1983
- 1983-03-17 JP JP3756083U patent/JPS59145727U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62289805A (en) * | 1986-06-09 | 1987-12-16 | Mitsubishi Electric Corp | Adjusting device |
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