JPS641777B2 - - Google Patents
Info
- Publication number
- JPS641777B2 JPS641777B2 JP57140461A JP14046182A JPS641777B2 JP S641777 B2 JPS641777 B2 JP S641777B2 JP 57140461 A JP57140461 A JP 57140461A JP 14046182 A JP14046182 A JP 14046182A JP S641777 B2 JPS641777 B2 JP S641777B2
- Authority
- JP
- Japan
- Prior art keywords
- optical path
- shutter mechanism
- lens
- reflective element
- autofocus
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
- G02B7/305—Systems for automatic generation of focusing signals using parallactic triangle with a base line using a scanner
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Focusing (AREA)
- Shutters For Cameras (AREA)
- Automatic Focus Adjustment (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US307412 | 1981-08-18 | ||
| US06/307,412 US4377330A (en) | 1981-08-18 | 1981-08-18 | Low cost auto focus system improvement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5838932A JPS5838932A (ja) | 1983-03-07 |
| JPS641777B2 true JPS641777B2 (en:Method) | 1989-01-12 |
Family
ID=23189650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57140461A Granted JPS5838932A (ja) | 1981-08-18 | 1982-08-12 | カメラに使用する装置および自動焦点カメラ |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4377330A (en:Method) |
| JP (1) | JPS5838932A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5099263A (en) * | 1984-11-10 | 1992-03-24 | Minolta Camera Kabushiki Kaisha | Variable focal length camera |
| JP2585057B2 (ja) * | 1988-04-27 | 1997-02-26 | セイコープレシジョン株式会社 | 自動焦点調節カメラ及びその制御方法 |
| US5248755A (en) * | 1989-07-28 | 1993-09-28 | Chemie Linz Gesellschaft M.B.H. | Process for the preparation of asymmetrically substituted ureas, carbamates or thiocarbamates |
| JP3758614B2 (ja) | 2002-06-28 | 2006-03-22 | ヤマハ株式会社 | 光ディスク記録装置及び光ディスクに対する画像形成方法 |
| US7105018B1 (en) | 2002-12-30 | 2006-09-12 | Advanced Cardiovascular Systems, Inc. | Drug-eluting stent cover and method of use |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1243006B (de) * | 1965-03-04 | 1967-06-22 | Voigtlaender Ag | Verfahren und Vorrichtung zum selbsttaetigen Scharfeinstellen optischer Geraete |
| DE2105288B2 (de) * | 1970-02-14 | 1973-03-15 | Kabushiki Kaisha Ricoh, Tokio | Kamera mit automatischer scharfeinstellung |
| US4309603A (en) * | 1979-10-17 | 1982-01-05 | Honeywell Inc. | Auto focus system |
-
1981
- 1981-08-18 US US06/307,412 patent/US4377330A/en not_active Expired - Lifetime
-
1982
- 1982-08-12 JP JP57140461A patent/JPS5838932A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4377330A (en) | 1983-03-22 |
| JPS5838932A (ja) | 1983-03-07 |
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