JPS6253417U - - Google Patents
Info
- Publication number
- JPS6253417U JPS6253417U JP14431285U JP14431285U JPS6253417U JP S6253417 U JPS6253417 U JP S6253417U JP 14431285 U JP14431285 U JP 14431285U JP 14431285 U JP14431285 U JP 14431285U JP S6253417 U JPS6253417 U JP S6253417U
- Authority
- JP
- Japan
- Prior art keywords
- subject
- light emitting
- emitting means
- reflected
- detection device
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Focusing (AREA)
Description
第１図が従来の投射光式合焦点検出装置の説明
図、第２図が本考案の配置構成図である。
１…発光素子、２…投光レンズ、３…被写体、
４…受光素子、５…放物面鏡。
FIG. 1 is an explanatory diagram of a conventional projection light type focused point detection device, and FIG. 2 is an arrangement diagram of the present invention. 1... Light emitting element, 2... Light projecting lens, 3... Subject,
4... Light receiving element, 5... Parabolic mirror.
Claims (1)
し、前記被写体で反射された反射光束を光電受光
手段にて受光する合焦点検出装置において、前記
発光手段を放物面鏡の中心に配置し、発光手段に
より発せられた投射用光束を放物面鏡で反射させ
て、被写体に投射することを特徴とする合焦点検
出装置。 In a focused point detection device that projects a projection light beam from a light emitting means toward a subject and receives a reflected light flux reflected by the subject by a photoelectric receiving means, the light emitting means is arranged at the center of a parabolic mirror, A focused point detection device characterized in that a projection light beam emitted by a light emitting means is reflected by a parabolic mirror and projected onto a subject.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14431285U JPS6253417U (en) | 1985-09-24 | 1985-09-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14431285U JPS6253417U (en) | 1985-09-24 | 1985-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6253417U true JPS6253417U (en) | 1987-04-02 |
Family
ID=31054790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14431285U Pending JPS6253417U (en) | 1985-09-24 | 1985-09-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6253417U (en) |
-
1985
- 1985-09-24 JP JP14431285U patent/JPS6253417U/ja active Pending
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