JPS63113132U - - Google Patents
Info
- Publication number
- JPS63113132U JPS63113132U JP509787U JP509787U JPS63113132U JP S63113132 U JPS63113132 U JP S63113132U JP 509787 U JP509787 U JP 509787U JP 509787 U JP509787 U JP 509787U JP S63113132 U JPS63113132 U JP S63113132U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- image
- subject
- focusing device
- screen
- 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
- 238000003384 imaging method Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Viewfinders (AREA)
Description
第１図は本考案の一実施例のピント合わせ装置
を備えた表面流速計３１の断面図、第２図はフレ
ーム３５の斜視図、第３図はデイテクタ３３の簡
略化した電気回路図、第４図は本考案の他の実施
例のピント合わせ装置を備えた表面流速計６０の
断面図、第５図は揺動フレーム６２を背面から見
た斜視図、第６図は揺動フレーム６２を矢符６３
ｂ方向に変位したときの状態を示す断面図、第７
図は本考案のさらに他の実施例の回転フレーム６
８の斜視図、第８図は先行技術のピント合わせ装
置を備えた写真機１の簡略化した断面図である。
３１，６０……表面流速計、３２……レンズ、
３３……デイテクタ、３４……移動物体、３５，
６２，６８……フレーム、３８……処理回路、３
９……表示装置、４１，６１……結像スクリーン
、４４……ケーシング、４５……接眼レンズ、４
６……フアインダ、４７……遮光板、５１……内
筒、５２……外筒、６４……遮光体。
FIG. 1 is a sectional view of a surface current meter 31 equipped with a focusing device according to an embodiment of the present invention, FIG. 2 is a perspective view of a frame 35, FIG. 3 is a simplified electrical circuit diagram of a detector 33, and FIG. 4 is a sectional view of a surface current meter 60 equipped with a focusing device according to another embodiment of the present invention, FIG. 5 is a perspective view of the swinging frame 62 seen from the back, and FIG. arrow mark 63
Cross-sectional view showing the state when displaced in the b direction, No. 7
The figure shows a rotating frame 6 of still another embodiment of the present invention.
8 is a simplified cross-sectional view of a camera 1 with a prior art focusing device. 31, 60...Surface current meter, 32...Lens,
33...detector, 34...moving object, 35,
62, 68...frame, 38...processing circuit, 3
9... Display device, 41, 61... Imaging screen, 44... Casing, 45... Eyepiece, 4
6...Finder, 47...Light blocking plate, 51...Inner cylinder, 52...Outer cylinder, 64...Light blocking body.
Claims (1)
結像させるに先立つて、被写体のフアインダ像を
結像スクリーンに結像させ、この結像スクリーン
上のフアインダ像の結像状態に応じて、前記レン
ズを被写体の近接・離反方向に変位させるピント
合わせ装置において、 前記撮像素子と結像スクリーンとは、レンズの
光軸に垂直な一平面内に設けられていることを特
徴とするピント合わせ装置。[Claims for Utility Model Registration] Prior to forming a light image of a subject on an image sensor through a lens, a finer image of the subject is formed on an image forming screen, and a finer image of the subject is formed on an image forming screen. In a focusing device that displaces the lens toward or away from a subject depending on the imaging state of the lens, the imaging element and the imaging screen are provided in one plane perpendicular to the optical axis of the lens. A focusing device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP509787U JPS63113132U (en) | 1987-01-17 | 1987-01-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP509787U JPS63113132U (en) | 1987-01-17 | 1987-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63113132U true JPS63113132U (en) | 1988-07-21 |
Family
ID=30786365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP509787U Pending JPS63113132U (en) | 1987-01-17 | 1987-01-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63113132U (en) |
-
1987
- 1987-01-17 JP JP509787U patent/JPS63113132U/ja active Pending
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