JPH0362307U - - Google Patents
Info
- Publication number
- JPH0362307U JPH0362307U JP12328889U JP12328889U JPH0362307U JP H0362307 U JPH0362307 U JP H0362307U JP 12328889 U JP12328889 U JP 12328889U JP 12328889 U JP12328889 U JP 12328889U JP H0362307 U JPH0362307 U JP H0362307U
- Authority
- JP
- Japan
- Prior art keywords
- rectangular lens
- optical axis
- lens
- fixing structure
- held
- 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
- 230000003287 optical effect Effects 0.000 claims 4
- 230000001105 regulatory effect Effects 0.000 claims 3
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Lens Barrels (AREA)
- Mechanical Optical Scanning Systems (AREA)
Description
第１図および第２図は本考案の一実施例におけ
る矩形状レンズの固定構造を表わした分解斜視図
および側面説明図、第３図、第４図および第５図
は従来における矩形状レンズの固定構造を表わし
た分解斜視図、側面説明図および正面説明図であ
る。
１１…矩形状レンズ（ｆθレンズ）、１２…平
面状リブ、１３…係止つば、１４…押さえバネ、
１４ａ…突部、１６…固定ねじ、１７…固定部、
１７ａ…固定溝部。
1 and 2 are exploded perspective views and side explanatory views showing the fixing structure of a rectangular lens in an embodiment of the present invention, and FIGS. 3, 4, and 5 are views of a conventional rectangular lens. They are an exploded perspective view, a side explanatory view, and a front explanatory view showing the fixing structure. 11... Rectangular lens (fθ lens), 12... Planar rib, 13... Locking collar, 14... Holding spring,
14a...Protrusion, 16...Fixing screw, 17...Fixing part,
17a...Fixing groove.
Claims (1)
状レンズの上下縁部に、光軸方向に突出する平面
状リブを形成するとともに、矩形状レンズの左右
縁部に、光軸直交方向に突出する係止つばを形成
してなり、これら平面状リブおよび係止つばを位
置規制することによつて上記矩形状レンズを一定
位置に保持させるようにした矩形状レンズの固定
構造において、 上記係止つばに係合して矩形状レンズを光軸前
後方向に保持する前後規制部材と、 下縁部側の平面状リブに押圧接触して矩形状レ
ンズを光軸直交方向に保持する弾性規制部材とを
備えてなることを特徴とする矩形状レンズの固定
構造。[Claims for Utility Model Registration] Planar ribs protruding in the optical axis direction are formed on the upper and lower edges of a rectangular lens having a predetermined length in the direction orthogonal to the optical axis, and the left and right edges of the rectangular lens are A rectangular lens having a locking flange that protrudes in a direction perpendicular to the optical axis is formed on the part, and the rectangular lens is held in a fixed position by regulating the position of these planar ribs and the locking flange. In the lens fixing structure, a front-rear regulating member engages with the locking collar to hold the rectangular lens in the longitudinal direction of the optical axis; A fixing structure for a rectangular lens, comprising an elastic regulating member that is held in an orthogonal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12328889U JPH0743688Y2 (en) | 1989-10-21 | 1989-10-21 | Fixed structure of rectangular lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12328889U JPH0743688Y2 (en) | 1989-10-21 | 1989-10-21 | Fixed structure of rectangular lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0362307U true JPH0362307U (en) | 1991-06-18 |
| JPH0743688Y2 JPH0743688Y2 (en) | 1995-10-09 |
Family
ID=31671274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12328889U Expired - Fee Related JPH0743688Y2 (en) | 1989-10-21 | 1989-10-21 | Fixed structure of rectangular lens |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0743688Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006194999A (en) * | 2005-01-11 | 2006-07-27 | Ricoh Co Ltd | Flat member support structure, optical writing device, and image forming apparatus |
| JP2006215397A (en) * | 2005-02-04 | 2006-08-17 | Ricoh Co Ltd | Optical scanning apparatus and image forming apparatus |
| JP2007217817A (en) * | 2006-02-15 | 2007-08-30 | Wacoal Corp | Clothing with cup |
| WO2012014465A1 (en) * | 2010-07-29 | 2012-02-02 | パナソニック株式会社 | Optical unit |
-
1989
- 1989-10-21 JP JP12328889U patent/JPH0743688Y2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006194999A (en) * | 2005-01-11 | 2006-07-27 | Ricoh Co Ltd | Flat member support structure, optical writing device, and image forming apparatus |
| JP2006215397A (en) * | 2005-02-04 | 2006-08-17 | Ricoh Co Ltd | Optical scanning apparatus and image forming apparatus |
| JP2007217817A (en) * | 2006-02-15 | 2007-08-30 | Wacoal Corp | Clothing with cup |
| WO2012014465A1 (en) * | 2010-07-29 | 2012-02-02 | パナソニック株式会社 | Optical unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0743688Y2 (en) | 1995-10-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0362307U (en) | ||
| JPS62146101U (en) | ||
| JPH0114515Y2 (en) | ||
| JPH0247609U (en) | ||
| JPS62132501U (en) | ||
| JPH0264959U (en) | ||
| JPH0437911U (en) | ||
| JPH082993Y2 (en) | Electromagnetic device | |
| JPS6260908U (en) | ||
| JPS63111822U (en) | ||
| JPS6380514U (en) | ||
| JPS62201708U (en) | ||
| JPH0245845U (en) | ||
| JPS6394412U (en) | ||
| JPS63150946U (en) | ||
| JPH0216605U (en) | ||
| JPS62149258U (en) | ||
| JPS6170824U (en) | ||
| JPH0366025U (en) | ||
| JPS61176514U (en) | ||
| JPS61113465U (en) | ||
| JPS613522U (en) | Objective lens drive device | |
| JPH0360605U (en) | ||
| JPS6226625U (en) | ||
| JPH01116915U (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |