JPS6149326U - - Google Patents
Info
- Publication number
- JPS6149326U JPS6149326U JP13528484U JP13528484U JPS6149326U JP S6149326 U JPS6149326 U JP S6149326U JP 13528484 U JP13528484 U JP 13528484U JP 13528484 U JP13528484 U JP 13528484U JP S6149326 U JPS6149326 U JP S6149326U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- light
- shielding device
- utility
- view
- 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 13
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Viewfinders (AREA)
- Blocking Light For Cameras (AREA)
Description
第１図〜第９図は本考案の一実施例を示し、第
１図はレンズの斜視図、第２図はカメラの垂直断
面図、第３図はカメラの水平断面図、第４図はカ
メラの内部機構の斜視図、第５図は望遠状態のフ
アインダ光学系切換機構の平面図、第６図および
第７図は同じく中間状態の平面図、第８図は同じ
く広角状態の平面図、第９図はフアインダ光学系
の切換状態を示す説明図である。
５…変倍式フアインダ光学系（光学系）、６０
，６１…遮光マスク。
Figures 1 to 9 show an embodiment of the present invention, with Figure 1 being a perspective view of the lens, Figure 2 being a vertical sectional view of the camera, Figure 3 being a horizontal sectional view of the camera, and Figure 4 being a perspective view of the lens. A perspective view of the internal mechanism of the camera, FIG. 5 is a plan view of the finder optical system switching mechanism in a telephoto state, FIGS. 6 and 7 are a plan view of the intermediate state, and FIG. 8 is a plan view of the wide-angle state. FIG. 9 is an explanatory diagram showing the switching state of the finder optical system. 5...Variable magnification type viewfinder optical system (optical system), 60
, 61...Light-shielding mask.
Claims (1)
面上に、有害光線をカツトする遮光マスクを印刷
により形成したことを特徴とする光学系の遮光装
置。 (2) 前記光学系をフアインダ光学系としたこと
を特徴とする実用新案登録請求の範囲第１項記載
の光学系の遮光装置。 (3) 前記光学系を光学系の一部が可動な変倍式
フアインダ光学系としたことを特徴とする実用新
案登録請求の範囲第１項記載の光学系の遮光装置
。[Claims for Utility Model Registration] (1) A light-shielding device for an optical system, characterized in that a light-shielding mask for blocking harmful rays is formed by printing on at least a part of the flat or curved surface of the optical system. (2) A light shielding device for an optical system according to claim 1, wherein the optical system is a viewfinder optical system. (3) The light shielding device for an optical system according to claim 1, which is a utility model registration, characterized in that the optical system is a variable magnification type viewfinder optical system in which a part of the optical system is movable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13528484U JPS6149326U (en) | 1984-09-06 | 1984-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13528484U JPS6149326U (en) | 1984-09-06 | 1984-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6149326U true JPS6149326U (en) | 1986-04-02 |
Family
ID=30693776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13528484U Pending JPS6149326U (en) | 1984-09-06 | 1984-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6149326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001133700A (en) * | 1999-11-05 | 2001-05-18 | Olympus Optical Co Ltd | Real image type finder optical system |
-
1984
- 1984-09-06 JP JP13528484U patent/JPS6149326U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001133700A (en) * | 1999-11-05 | 2001-05-18 | Olympus Optical Co Ltd | Real image type finder optical system |
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