JPH0244713U - - Google Patents
Info
- Publication number
- JPH0244713U JPH0244713U JP12353088U JP12353088U JPH0244713U JP H0244713 U JPH0244713 U JP H0244713U JP 12353088 U JP12353088 U JP 12353088U JP 12353088 U JP12353088 U JP 12353088U JP H0244713 U JPH0244713 U JP H0244713U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- flat
- optical system
- bonding
- scanning optical
- 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 3
Landscapes
- Mechanical Optical Scanning Systems (AREA)
Description
第１図は本考案の第一実施例の貼り合せ時の斜
視図、第２図は本考案の第二実施例の貼り合せ時
の斜視図、第３図は第１図を貼り合せた状態を示
す断面図、第４図は第１図において貼り合せ面を
球面として貼り合せた状態を示す断面図、第５図
、第６図は二つのレンズ部分の貼り合せ面の大き
さを変えた場合の断面図及び平面図、第７図は走
査光学系における走査面の走査線の状態を示す斜
視図である。
１，３，６，９…第一のレンズ部分、２，４，
７，１０…第二のレンズ部分、１ａ，４ｂ…シリ
ンドリカル面、２ｂ…トーリツク面、３ａ…球面
、１ｂ，２ａ，３ｂ，４ａ，６ｂ，７ａ…貼り合
せ面。
Fig. 1 is a perspective view of the first embodiment of the present invention when bonded together, Fig. 2 is a perspective view of the second embodiment of the present invention when bonded together, and Fig. 3 shows the state in which Fig. 1 is bonded together. Figure 4 is a cross-sectional view showing a state in which the bonded surfaces in Figure 1 are spherical, and Figures 5 and 6 are in which the size of the bonded surfaces of the two lens parts has been changed. FIG. 7 is a perspective view showing the state of the scanning line on the scanning plane in the scanning optical system. 1, 3, 6, 9...first lens portion, 2, 4,
7, 10... Second lens portion, 1a, 4b... Cylindrical surface, 2b... Toric surface, 3a... Spherical surface, 1b, 2a, 3b, 4a, 6b, 7a... Bonding surface.
Claims (1)
外の面からなる走査光学系におけるレンズにおい
て、前記回転非対称面を形成したレンズ部分と前
記平面以外の面を形成したレンズ部分に夫々平面
または球面からなる貼り合せ面を形成し、この貼
り合せて構成したことを特徴とする走査光学系用
貼り合せレンズ。 In a lens in a scanning optical system, in which at least one surface is a rotationally asymmetric surface and the other surface is a surface other than a flat surface, the lens portion forming the rotationally asymmetric surface and the lens portion forming a surface other than the flat surface each have a flat or spherical surface. A bonded lens for a scanning optical system, characterized in that it is constructed by forming a bonding surface and bonding the surfaces together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12353088U JPH0244713U (en) | 1988-09-22 | 1988-09-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12353088U JPH0244713U (en) | 1988-09-22 | 1988-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0244713U true JPH0244713U (en) | 1990-03-28 |
Family
ID=31372467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12353088U Pending JPH0244713U (en) | 1988-09-22 | 1988-09-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0244713U (en) |
-
1988
- 1988-09-22 JP JP12353088U patent/JPH0244713U/ja active Pending