JPS6168229U - - Google Patents
Info
- Publication number
- JPS6168229U JPS6168229U JP1984153674U JP15367484U JPS6168229U JP S6168229 U JPS6168229 U JP S6168229U JP 1984153674 U JP1984153674 U JP 1984153674U JP 15367484 U JP15367484 U JP 15367484U JP S6168229 U JPS6168229 U JP S6168229U
- Authority
- JP
- Japan
- Prior art keywords
- pentaprism
- photometric
- reflex camera
- lens reflex
- photometric element
- 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
- 230000011514 reflex Effects 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Exposure Control For Cameras (AREA)
Description
第１図は本考案に係る一眼レフカメラのフアイ
ンダー光学系の概要を示す分解斜視図、第２図は
その中央縦断面図、第３図は中央縦断面斜視図で
ある。第４図はペンタプリズムの光射出面近傍の
部分拡大正面図である。第５図は本考案による測
光装置の他の実施例を示す部分拡大正面図である
。第６図は従来の一眼レフカメラにおける測光素
子の置かれる位置を示す各種配置図である。
１１……撮影レンズ、１５……ペンタプリズム
、１５Ａ……光射出面、１５Ｂ……陵線、１６…
…接眼レンズ、１７……枠体、１７Ａ……保持板
部、１７Ｂ……角窓、１７Ｃ……小窓、１８……
基板、２０，２１……測光素子。
FIG. 1 is an exploded perspective view showing an overview of a finder optical system of a single-lens reflex camera according to the present invention, FIG. 2 is a longitudinal cross-sectional view of the center thereof, and FIG. 3 is a perspective view of the viewfinder optical system of a single-lens reflex camera according to the present invention. FIG. 4 is a partially enlarged front view of the vicinity of the light exit surface of the pentaprism. FIG. 5 is a partially enlarged front view showing another embodiment of the photometric device according to the present invention. FIG. 6 is various layout diagrams showing the positions of photometric elements in a conventional single-lens reflex camera. 11... Photographing lens, 15... Pentaprism, 15A... Light exit surface, 15B... Ridge line, 16...
...Eyepiece, 17...Frame, 17A...Holding plate, 17B...Corner window, 17C...Small window, 18...
Substrate, 20, 21...photometric element.
Claims (1)
ンタプリズムの後方に測光素子を配置した一眼レ
フカメラの測光装置において、測光素子の実効受
光部分の縁の一辺が、ペンタプリズムの光射出面
とダツハ面とが交わる陵線に沿うように測光素子
を配置したことを特徴とする一眼レフカメラの測
光装置。 In a photometric device for a single-lens reflex camera in which a photometric element is placed behind a pentaprism in the viewfinder eyepiece of a single-lens reflex camera, one side of the edge of the effective light-receiving part of the photometric element is aligned with the light exit surface of the pentaprism and the pentaprism surface. A photometric device for a single-lens reflex camera characterized by a photometric element arranged along intersecting ridge lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984153674U JPS6168229U (en) | 1984-10-09 | 1984-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984153674U JPS6168229U (en) | 1984-10-09 | 1984-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6168229U true JPS6168229U (en) | 1986-05-10 |
Family
ID=30711685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984153674U Pending JPS6168229U (en) | 1984-10-09 | 1984-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6168229U (en) |
-
1984
- 1984-10-09 JP JP1984153674U patent/JPS6168229U/ja active Pending
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