JPH0360307U - - Google Patents
Info
- Publication number
- JPH0360307U JPH0360307U JP12233589U JP12233589U JPH0360307U JP H0360307 U JPH0360307 U JP H0360307U JP 12233589 U JP12233589 U JP 12233589U JP 12233589 U JP12233589 U JP 12233589U JP H0360307 U JPH0360307 U JP H0360307U
- Authority
- JP
- Japan
- Prior art keywords
- thin plate
- optical member
- view
- assembled
- holding
- 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 12
- 238000010586 diagram Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
Description
第１図は、本考案の第１実施例を示す保持部付
シンプレートの斜視図、第２図は、上記第１図の
シンプレートが組付けられる光学ブロツクの要部
分解斜視図、第３図は、第２図のシンプレート組
付光学ブロツクの要部縦断面図、第４図は、本考
案の第２実施例を示す保持部付シンプレートの斜
視図、第５図は、上記第４図のシンプレートが組
付けられる光学ブロツクの要部分解斜視図、第６
図は、第５図のシンプレート組付光学ブロツクの
要部縦断面図、第７図は、本考案の第３実施例を
示す保持部付シンプレートが組付けられる光学ブ
ロツクの要部分解斜視図、第８図は、上記第７図
のシンプレート組付光学ブロツクの要部縦断面図
、第９図は、シンプレートを用いた一眼レフレツ
クスカメラの結像光学系の光路図である。
１，５，１１……シンプレート（薄板状光学部
材）、２，６ａ，６ｂ，１２……保持片（保持部
材）。
1 is a perspective view of a shim plate with a holding portion showing a first embodiment of the present invention; FIG. 2 is an exploded perspective view of essential parts of an optical block to which the shim plate of FIG. 1 is assembled; The figure is a longitudinal cross-sectional view of the main part of the optical block with the shin plate assembled in FIG. 2, FIG. 6 is an exploded perspective view of the main parts of the optical block to which the shin plate shown in FIG. 4 is assembled;
The figure is a longitudinal cross-sectional view of the main part of the optical block with the shim plate assembled in Fig. 5, and Fig. 7 is an exploded perspective view of the main part of the optical block to which the shim plate with a holding part is assembled, showing the third embodiment of the present invention. 8 is a vertical sectional view of the main part of the optical block with the shin plate assembled in FIG. 7, and FIG. 9 is an optical path diagram of the imaging optical system of a single-lens reflex camera using the shin plate. . 1, 5, 11... Thin plate (thin optical member), 2, 6a, 6b, 12... Holding piece (holding member).
Claims (1)
比較して剛性が高く、更に熱膨脹率が実質的に等
しい保持部材が取り付けられていることを特徴と
する保持部付薄板状光学部材。 A thin plate-like optical member with a holding portion, characterized in that a holding member having higher rigidity and substantially the same coefficient of thermal expansion as the above-mentioned thin plate-like optical member is attached to a part of the thin plate-like optical member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12233589U JPH0360307U (en) | 1989-10-18 | 1989-10-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12233589U JPH0360307U (en) | 1989-10-18 | 1989-10-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0360307U true JPH0360307U (en) | 1991-06-13 |
Family
ID=31670338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12233589U Pending JPH0360307U (en) | 1989-10-18 | 1989-10-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0360307U (en) |
-
1989
- 1989-10-18 JP JP12233589U patent/JPH0360307U/ja active Pending