JPS6330834U - - Google Patents
Info
- Publication number
- JPS6330834U JPS6330834U JP12376086U JP12376086U JPS6330834U JP S6330834 U JPS6330834 U JP S6330834U JP 12376086 U JP12376086 U JP 12376086U JP 12376086 U JP12376086 U JP 12376086U JP S6330834 U JPS6330834 U JP S6330834U
- Authority
- JP
- Japan
- Prior art keywords
- prism body
- optical system
- finder
- finder optical
- prism
- 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 8
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Viewfinders (AREA)
Description
第１図は本考案を電子カメラの撮影系に適用し
たときの一実施例の光学系の概略図、第２図は第
１図の一部分の説明図である。
図中１は撮影レンズ、２は可動鏡、３はローパ
スフイルター、４はシヤツターユニツト、５は保
護ガラス、６は撮像面、７は撮影体のパツケージ
、８は光路補正板、９はフオーカシングスクリー
ン、１０は第１プリズム、１１は第２プリズム、
１２は接眼レンズ、１４はフアインダー視野枠、
５０１は情報体、５０２は導光手段である。
FIG. 1 is a schematic diagram of an optical system of an embodiment when the present invention is applied to a photographing system of an electronic camera, and FIG. 2 is an explanatory diagram of a portion of FIG. 1. In the figure, 1 is the photographic lens, 2 is the movable mirror, 3 is the low-pass filter, 4 is the shutter unit, 5 is the protective glass, 6 is the imaging surface, 7 is the package of the photographic object, 8 is the optical path correction plate, and 9 is the focuser. single screen, 10 is the first prism, 11 is the second prism,
12 is an eyepiece, 14 is a viewfinder field frame,
501 is an information carrier, and 502 is a light guiding means.
Claims (1)
に入射面を対向させてプリズム体を配置し、該プ
リズム体を介して前記物体像を観察するフアイン
ダー光学系において、前記プリズム体の入射面に
フアインダー視野を規制するフアインダー視野枠
を固設し、前記プリズム体をフアインダー光学系
の光軸と直交する面内で移動可能とし、フアイン
ダー視差の調整を行つたことを特徴とするフアイ
ンダー光学系。 (2) 前記プリズム体は正立正像を得る為の像反
転プリズムであることを特徴とする実用新案登録
請求の範囲第１項記載のフアインダー光学系。 (3) 前記プリズム体の一部にはフアインダー視
野内に情報を表示する為の該プリズム体近傍に配
置した情報体からの光束を導入する為の導光手段
が固設されていることを特徴とする実用新案登録
請求の範囲第１項記載のフアインダー光学系。[Claims for Utility Model Registration] (1) A finder optical system in which a prism body is disposed near a position where an object image is formed by a photographing system with the entrance surfaces facing each other, and the object image is observed through the prism body. In the present invention, a finder field frame for regulating the viewfinder field of view is fixed on the entrance surface of the prism body, and the prism body is movable in a plane orthogonal to the optical axis of the finder optical system to adjust finder parallax. Finder optical system featuring (2) The finder optical system according to claim 1, wherein the prism body is an image reversing prism for obtaining an erect image. (3) A light guide means is fixedly installed in a part of the prism body for introducing a light beam from an information body disposed near the prism body for displaying information within the viewfinder field of view. A finder optical system according to claim 1 of the utility model registration claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12376086U JPS6330834U (en) | 1986-08-12 | 1986-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12376086U JPS6330834U (en) | 1986-08-12 | 1986-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6330834U true JPS6330834U (en) | 1988-02-29 |
Family
ID=31015157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12376086U Pending JPS6330834U (en) | 1986-08-12 | 1986-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6330834U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61130936A (en) * | 1984-11-30 | 1986-06-18 | Canon Inc | Single-lens reflex electronic camera |
-
1986
- 1986-08-12 JP JP12376086U patent/JPS6330834U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61130936A (en) * | 1984-11-30 | 1986-06-18 | Canon Inc | Single-lens reflex electronic camera |
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