JPS59151230U - Camera constant distance shooting adapter - Google Patents
Camera constant distance shooting adapterInfo
- Publication number
- JPS59151230U JPS59151230U JP2015584U JP2015584U JPS59151230U JP S59151230 U JPS59151230 U JP S59151230U JP 2015584 U JP2015584 U JP 2015584U JP 2015584 U JP2015584 U JP 2015584U JP S59151230 U JPS59151230 U JP S59151230U
- Authority
- JP
- Japan
- Prior art keywords
- aperture
- finder
- distance
- camera
- fixed
- 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
- Blocking Light For Cameras (AREA)
- Structure And Mechanism Of Cameras (AREA)
- Accessories Of 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図はカメラに近接撮影用アダプターを装着する前の
斜視図、第２図はカメラにアダプターを装着したときの
平面断面図、第３図ａは固定距離計の一例を示す斜視図
、第３図す及び第４図すはファインダーによるピント合
せの説明図、第４図ａ及び第５図は、夫々固定距離計の
他の例を示す斜視図である。
１・・・・・・カメラ本体、５・・・・・・撮影レンズ
系、６゜７・・・・・・ファインダー光学系、１０・・
・・・・アダプター、１１・・・・・・保持枠、１２・
・・・・・補助レンズ系、１３・・・・・・レンズ枠、
１４．１５・・・・・・第１、第２ミラー、１４ａ、１
５ａ・・・・・−・反射面、１６・・・・・・固定距離
計、２２・・・・・・プリズム。Fig. 1 is a perspective view before the close-up adapter is attached to the camera, Fig. 2 is a plan sectional view when the adapter is attached to the camera, Fig. 3a is a perspective view showing an example of a fixed distance meter, 3 and 4 are explanatory diagrams of focusing using a finder, and FIGS. 4a and 5 are perspective views showing other examples of the fixed distance meter, respectively. 1...Camera body, 5...Photographing lens system, 6°7...Finder optical system, 10...
...Adapter, 11...Holding frame, 12.
...Auxiliary lens system, 13...Lens frame,
14.15...First and second mirrors, 14a, 1
5a...Reflecting surface, 16...Fixed range finder, 22...Prism.
Claims (1)
ズ系とファインダー光学系とを内蔵したカメラに装着可
能な定距離撮影用アダプターであって、 上記カメラ本体の前面に着脱可能な保持枠が設けられ、
該保持枠の一側に、上記撮影レンズ系の前方に位置する
定距離撮影用の補助レンズ系が設けられる一方、 該保持枠の他側に、カメラ本体のファインダー開口に一
致するファインダー用開口と、詠ファインダー用開口に
隣接する焦点合せ用開口とが形成され、該ファインダー
用開口と焦点合せ用開口とにまたがって光学ブロック体
が配置されるとともに、該光学ブロック体ｉＩ７．、上
記ファインダー用開口に面して傾けられ、ファインダー
透視像の一部を遮る反射面を有する第２ミラーと、上記
焦点合せ用開口に面して、撮影レンズ系と補助レンズ系
との焦点距離に、該焦点距離で決定される被写体距離が
一致したとき、被写体像の一部を上記透視像の一部稿合
致させるように傾けられた反射面を有する第１ミラーと
が一体に形成されてなる固定距離計が設けられて成るこ
とを特徴とするカメラの定距離撮影用アダプター。[Claims for Utility Model Registration] An adapter for fixed-distance photography that can be attached to a camera that has a built-in photographic lens system and a finder optical system that face the front of the camera body and are separated by a predetermined distance, A removable holding frame is provided on the front.
An auxiliary lens system for fixed-distance photography located in front of the photographic lens system is provided on one side of the holding frame, while a finder aperture that matches the finder aperture of the camera body is provided on the other side of the holding frame. , a focusing aperture adjacent to the finder aperture is formed, an optical block body is disposed astride the finder aperture and the focusing aperture, and the optical block body iI7. , a second mirror tilted facing the finder aperture and having a reflective surface that blocks a part of the viewfinder image; and a second mirror tilted facing the finder aperture; and a first mirror having a reflective surface tilted so that a part of the subject image coincides with a part of the perspective image when the subject distance determined by the focal length matches. An adapter for fixed-distance photography for a camera, characterized in that it is equipped with a fixed-distance meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015584U JPS59151230U (en) | 1984-02-14 | 1984-02-14 | Camera constant distance shooting adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015584U JPS59151230U (en) | 1984-02-14 | 1984-02-14 | Camera constant distance shooting adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59151230U true JPS59151230U (en) | 1984-10-09 |
Family
ID=30151286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015584U Pending JPS59151230U (en) | 1984-02-14 | 1984-02-14 | Camera constant distance shooting adapter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59151230U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4963425A (en) * | 1972-10-17 | 1974-06-19 | ||
| JPS5029143B1 (en) * | 1970-12-11 | 1975-09-20 |
-
1984
- 1984-02-14 JP JP2015584U patent/JPS59151230U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5029143B1 (en) * | 1970-12-11 | 1975-09-20 | ||
| JPS4963425A (en) * | 1972-10-17 | 1974-06-19 |
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