JPH0281513U - - Google Patents
Info
- Publication number
- JPH0281513U JPH0281513U JP16117288U JP16117288U JPH0281513U JP H0281513 U JPH0281513 U JP H0281513U JP 16117288 U JP16117288 U JP 16117288U JP 16117288 U JP16117288 U JP 16117288U JP H0281513 U JPH0281513 U JP H0281513U
- Authority
- JP
- Japan
- Prior art keywords
- optical element
- support member
- anamorphic optical
- mounting structure
- anamorphic
- 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
Landscapes
- Lens Barrels (AREA)
- Mechanical Optical Scanning Systems (AREA)
Description
第１図および第２図は本考案に係るアナモルフ
イツク光学素子の取付構造の一実施例を示す図で
あり、第１図はこの取付構造をレーザープリンタ
の走査装置に用いた全体斜視図、第２図はこの取
付構造の拡大斜視図、第３図ないし第５図はそれ
ぞれ本考案に係るアナモルフイツク光学素子の取
付構造の他の実施例を示す斜視図である。第６図
ないし第８図はそれぞれ従来のアナモルフイツク
光学素子の取付構造を示す斜視図である。
１…半導体レーザー、２…コリメータレンズ、
３，１４，１７…シリンドリカルレンズ、４…ポ
リゴンミラー、５…感光体ドラム、６…トロイダ
ルレンズ、７…ｆθレンズ、１０，１５，１８…
支持部材、１０ｂ…先端側、１０ａ…長孔、１２
，１６，１９，２０…基台、１２ａ…円筒面、１
２ｂ…ネジ孔、１３…円筒状ワツシヤ、Ｂ…レー
ザービーム。
1 and 2 are diagrams showing one embodiment of the mounting structure for an anamorphic optical element according to the present invention. FIG. 1 is an overall perspective view of this mounting structure used in a scanning device of a laser printer, The figure is an enlarged perspective view of this mounting structure, and FIGS. 3 to 5 are perspective views showing other embodiments of the mounting structure for an anamorphic optical element according to the present invention. FIGS. 6 to 8 are perspective views showing conventional mounting structures for anamorphic optical elements. 1... Semiconductor laser, 2... Collimator lens,
3, 14, 17... Cylindrical lens, 4... Polygon mirror, 5... Photosensitive drum, 6... Toroidal lens, 7... fθ lens, 10, 15, 18...
Support member, 10b... distal end side, 10a... elongated hole, 12
, 16, 19, 20... Base, 12a... Cylindrical surface, 1
2b...screw hole, 13...cylindrical washer, B...laser beam.
Claims (1)
と、このアナモルフイツク光学素子の円柱面の母
線に平行な一側部に設けられるとともにこの光軸
線方向に伸設される支持部材と、この支持部材を
前記光軸線を中心に回動可能かつこの光軸線方向
に移動可能に支持する基台とを備えたことを特徴
とするアナモルフイツク光学素子の取付構造。 (2) 前記アナモルフイツク光学素子と前記支持
部材とを光学プラスチツクによつて一体形成して
設けたことを特徴とする請求項(1)記載のアナモ
ルフイツク光学素子の取付構造。 (3) 前記アナモルフイツク光学素子と前記支持
部材とを接着剤によつて固着して設けたことを特
徴とする請求項(1)記載のアナモルフイツク光学
素子の取付構造。 (4) 前記支持部材に長孔を形成し、この長孔を
遊挿する締結具を介してこの支持部材を前記基台
に支持させたことを特徴とする請求項(1)，(2)お
よび(3)記載のアナモルフイツク光学素子の取付
構造。 (5) 前記支持部材を前記基台に固着により支持
させたことを特徴とする請求項(1)，(2)および(3
)記載のアナモルフイツク光学素子の取付構造。[Claims for Utility Model Registration] (1) An anamorphic optical element having a cylindrical surface, and a support member provided on one side of the anamorphic optical element parallel to the generatrix of the cylindrical surface and extending in the direction of the optical axis. and a base that supports the supporting member rotatably about the optical axis and movably in the direction of the optical axis. (2) The anamorphic optical element mounting structure according to claim 1, wherein the anamorphic optical element and the support member are integrally formed of optical plastic. (3) The anamorphic optical element mounting structure according to claim 1, wherein the anamorphic optical element and the support member are fixedly provided using an adhesive. (4) Claims (1) and (2) characterized in that a long hole is formed in the support member, and the support member is supported on the base via a fastener that is loosely inserted into the long hole. and a mounting structure for the anamorphic optical element described in (3). (5) Claims (1), (2) and (3) characterized in that the support member is supported by being fixed to the base.
) Mounting structure for the anamorphic optical element described in ).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988161172U JP2520687Y2 (en) | 1988-12-12 | 1988-12-12 | Anamorphic optical element mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988161172U JP2520687Y2 (en) | 1988-12-12 | 1988-12-12 | Anamorphic optical element mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0281513U true JPH0281513U (en) | 1990-06-22 |
| JP2520687Y2 JP2520687Y2 (en) | 1996-12-18 |
Family
ID=31443891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988161172U Expired - Lifetime JP2520687Y2 (en) | 1988-12-12 | 1988-12-12 | Anamorphic optical element mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2520687Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54128706A (en) * | 1978-06-14 | 1979-10-05 | Mansei Kogyo Kk | Device for adjusting position of cylindrical lens for optical information reader |
| JPS61175604A (en) * | 1985-01-31 | 1986-08-07 | Ricoh Co Ltd | Cylinder lens |
| JPS6394412U (en) * | 1986-12-10 | 1988-06-17 |
-
1988
- 1988-12-12 JP JP1988161172U patent/JP2520687Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54128706A (en) * | 1978-06-14 | 1979-10-05 | Mansei Kogyo Kk | Device for adjusting position of cylindrical lens for optical information reader |
| JPS61175604A (en) * | 1985-01-31 | 1986-08-07 | Ricoh Co Ltd | Cylinder lens |
| JPS6394412U (en) * | 1986-12-10 | 1988-06-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2520687Y2 (en) | 1996-12-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |