DE3363889D1 - Focus state detector - Google Patents
Focus state detectorInfo
- Publication number
- DE3363889D1 DE3363889D1 DE8383301457T DE3363889T DE3363889D1 DE 3363889 D1 DE3363889 D1 DE 3363889D1 DE 8383301457 T DE8383301457 T DE 8383301457T DE 3363889 T DE3363889 T DE 3363889T DE 3363889 D1 DE3363889 D1 DE 3363889D1
- Authority
- DE
- Germany
- Prior art keywords
- focus state
- state detector
- detector
- focus
- state
- 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
- G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4517082A JPS58160935A (ja) | 1982-03-19 | 1982-03-19 | 合焦検出装置 |
JP4608382A JPS58162938A (ja) | 1982-03-23 | 1982-03-23 | 合焦検出装置 |
JP9427482A JPS58211107A (ja) | 1982-06-02 | 1982-06-02 | 合焦検出装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3363889D1 true DE3363889D1 (en) | 1986-07-10 |
Family
ID=27292139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383301457T Expired DE3363889D1 (en) | 1982-03-19 | 1983-03-16 | Focus state detector |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0089804B1 (de) |
DE (1) | DE3363889D1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0091805B1 (de) * | 1982-04-08 | 1989-07-26 | Olympus Optical Co., Ltd. | Fokussiererfassungsvorrichtung für Endoskop |
JPS59162514A (ja) * | 1983-03-08 | 1984-09-13 | Dainippon Screen Mfg Co Ltd | 画像走査記録装置における焦点調整方法 |
US4592637A (en) * | 1983-10-22 | 1986-06-03 | Canon Kabushiki Kaisha | Focus detecting device |
DE102013003582A1 (de) * | 2013-03-01 | 2013-12-12 | Carl Zeiss Sms Gmbh | Einzelbildfokussierung mit Stufenplatte |
CN104732510B (zh) * | 2013-12-23 | 2017-12-19 | 浙江大华技术股份有限公司 | 一种相机镜头黑斑检测方法及装置 |
DE102015116452A1 (de) | 2015-09-29 | 2017-03-30 | Carl Zeiss Microscopy Gmbh | Mikroskop |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3356854A (en) * | 1964-06-25 | 1967-12-05 | Bell & Howell Co | Focus indicating and adjusting device |
FR1528189A (fr) * | 1967-05-30 | 1968-06-07 | Eastman Kodak Co | Dispositif de réglage automatique de la mise au point de systèmes optiques |
JPS5091317A (de) * | 1973-12-12 | 1975-07-22 | ||
GB1477625A (en) * | 1974-10-15 | 1977-06-22 | Secr Defence | Focussing of optical systems |
JPS52110079A (en) * | 1976-03-12 | 1977-09-14 | Canon Inc | Photoelectric conversion unit |
JPS54161325A (en) * | 1978-06-10 | 1979-12-20 | Ricoh Co Ltd | Focus detector |
DE2845850A1 (de) * | 1978-10-20 | 1980-04-24 | Sick Optik Elektronik Erwin | Opto-elektronischer abstandstaster |
JPS5560903A (en) * | 1978-11-01 | 1980-05-08 | Olympus Optical Co Ltd | Focus detector |
JPS5567635A (en) * | 1978-11-15 | 1980-05-21 | Olympus Optical Co Ltd | Focus matching detector |
GB2057218B (en) * | 1979-06-25 | 1984-02-29 | Olympus Optical Co | Detecting focussing error |
-
1983
- 1983-03-16 DE DE8383301457T patent/DE3363889D1/de not_active Expired
- 1983-03-16 EP EP19830301457 patent/EP0089804B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0089804A1 (de) | 1983-09-28 |
EP0089804B1 (de) | 1986-06-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |