JPS5874214U - Aperture device of imaging optical system - Google Patents
Aperture device of imaging optical systemInfo
- Publication number
- JPS5874214U JPS5874214U JP17015581U JP17015581U JPS5874214U JP S5874214 U JPS5874214 U JP S5874214U JP 17015581 U JP17015581 U JP 17015581U JP 17015581 U JP17015581 U JP 17015581U JP S5874214 U JPS5874214 U JP S5874214U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- imaging optical
- aperture device
- rectangle
- similar
- 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
Landscapes
- Diaphragms For Cameras (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の絞り装置の開口部の形状を光軸方向から
見て示す図、第２図はレンズに対する絞りの配置関係の
一例を示す図、第３図は本考案の一実施例による結像光
学系の絞り装置の開口部を光軸方向から見て示す図、第
４図は本考案の他の実施例を光軸方向から見て示す図で
ある。
６．７・・・・・・絞りの開口部、８・・・・・・画面
と相似な矩形、Ｉ、 Ｊ、 Ｋ、 Ｌ・・・・・・矩形
８の頂点、Ｍ、 Ｎ。
Ｐ、 Ｑ・・・・・・頂点■〜Ｌを結ぶ曲線、０・・・
・・・矩形８の中心点。Fig. 1 is a diagram showing the shape of the aperture of a conventional aperture device viewed from the optical axis direction, Fig. 2 is a diagram showing an example of the arrangement of the aperture with respect to the lens, and Fig. 3 is an example of an embodiment of the present invention. FIG. 4 is a diagram showing the aperture of the aperture device of the imaging optical system as seen from the optical axis direction, and FIG. 4 is a diagram showing another embodiment of the present invention as seen from the optical axis direction. 6.7... Aperture of the aperture, 8... Rectangle similar to the screen, I, J, K, L... Vertex of rectangle 8, M, N. P, Q...Curve connecting vertices ■ to L, 0...
...Center point of rectangle 8.
Claims (1)
たは前記相似な矩形の４つの頂点を前記相似な矩形の中
心点に対して凸の曲線で結んでなる形状としたことを特
徴とする結像光学系の絞り装置。The shape of the opening is a rectangle similar to the rectangular screen of the imaging optical system, or a shape formed by connecting four vertices of the similar rectangle with a convex curve with respect to the center point of the similar rectangle. A diaphragm device for the imaging optical system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17015581U JPS5874214U (en) | 1981-11-13 | 1981-11-13 | Aperture device of imaging optical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17015581U JPS5874214U (en) | 1981-11-13 | 1981-11-13 | Aperture device of imaging optical system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5874214U true JPS5874214U (en) | 1983-05-19 |
Family
ID=29962119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17015581U Pending JPS5874214U (en) | 1981-11-13 | 1981-11-13 | Aperture device of imaging optical system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5874214U (en) |
-
1981
- 1981-11-13 JP JP17015581U patent/JPS5874214U/en active Pending
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