JPH0384807U - - Google Patents
Info
- Publication number
- JPH0384807U JPH0384807U JP14681689U JP14681689U JPH0384807U JP H0384807 U JPH0384807 U JP H0384807U JP 14681689 U JP14681689 U JP 14681689U JP 14681689 U JP14681689 U JP 14681689U JP H0384807 U JPH0384807 U JP H0384807U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- light source
- source section
- prism
- light
- 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 8
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
Description
第１図〜第３図は、この考案に係るビーム整形
光学素子の一実施例を示したものであり、第１図
は斜視図、第２図は第１図のｘ−ｚ断面図、第３
図は第１図のｘ−ｙ断面図である。第４図及び第
５図は、この考案に係る走査光学系の一実施例を
示したものであり、第４図は平面図、第５図は副
走査断面図である。
１０……ビーム整形光学素子、１１，１２……
プリズム部、１３……連結部、２０……半導体レ
ーザー（光源）、３０……ポリゴンミラー（偏向
器）、４０……ｆθレンズ（結像レンズ）。
1 to 3 show an embodiment of the beam shaping optical element according to this invention, in which FIG. 1 is a perspective view, FIG. 2 is an x-z sectional view of FIG. 1, and FIG. 3
The figure is an xy sectional view of FIG. 1. 4 and 5 show an embodiment of the scanning optical system according to this invention, with FIG. 4 being a plan view and FIG. 5 being a sub-scanning sectional view. 10... Beam shaping optical element, 11, 12...
Prism part, 13... Connection part, 20... Semiconductor laser (light source), 30... Polygon mirror (deflector), 40... fθ lens (imaging lens).
Claims (1)
する２以上のプリズム部と、これらのプリズム部
を光束の透過及び反射部位以外で一体に連結する
連結部とを有することを特徴とするビーム整形光
学素子。 (2) 光源部と、 該光源部から発する光束を偏向させる偏向器と
、 アフオーカルアナモフイツク光学系を構成する
２以上のプリズム部、及びこれらのプリズム部を
光束の透過及び反射部位以外で一体に連結する連
結部とを有し、前記光源部と前記偏向器との間に
設けられたビーム整形素子と、 偏向された光束を走査対象面上に結像させる結
像光学系とを有することを特徴とする走査光学系
。[Claims for Utility Model Registration] (1) Comprising two or more prism parts constituting an afocal anamorphic optical system, and a connecting part that connects these prism parts together at a point other than the part where light beams are transmitted and reflected. A beam shaping optical element characterized by: (2) A light source section, a deflector that deflects the light beam emitted from the light source section, two or more prism sections constituting the afocal anamorphic optical system, and these prism sections at locations other than the transmitting and reflecting portions of the light beam. a beam shaping element that is provided between the light source section and the deflector; and an imaging optical system that forms an image of the deflected light beam on a scanning target surface. A scanning optical system characterized by:
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14681689U JPH0384807U (en) | 1989-12-19 | 1989-12-19 | |
| JP10624790U JPH0633117U (en) | 1989-12-19 | 1990-10-09 | Beam shaping optical element and scanning optical system using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14681689U JPH0384807U (en) | 1989-12-19 | 1989-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0384807U true JPH0384807U (en) | 1991-08-28 |
Family
ID=31693360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14681689U Pending JPH0384807U (en) | 1989-12-19 | 1989-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0384807U (en) |
-
1989
- 1989-12-19 JP JP14681689U patent/JPH0384807U/ja active Pending
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