AT365786B - Mess-einrichtung, insbesondere an entfernungsmessern oder an mikroskopen-, zur bild-korrelation - Google Patents
Mess-einrichtung, insbesondere an entfernungsmessern oder an mikroskopen-, zur bild-korrelationInfo
- Publication number
- AT365786B AT365786B AT0833174A AT833174A AT365786B AT 365786 B AT365786 B AT 365786B AT 0833174 A AT0833174 A AT 0833174A AT 833174 A AT833174 A AT 833174A AT 365786 B AT365786 B AT 365786B
- Authority
- AT
- Austria
- Prior art keywords
- microscopes
- measuring device
- image correlation
- distance meters
- meters
- Prior art date
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
- G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
- G02B7/365—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals by analysis of the spatial frequency components of the image
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Automatic Focus Adjustment (AREA)
- Studio Devices (AREA)
- Focusing (AREA)
- Viewfinders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2356757A DE2356757C2 (de) | 1973-11-14 | 1973-11-14 | Einrichtung zur Bestimmung der relativen Lage der Ebene maximaler Amplitude einer Ortsfrequenz |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA833174A ATA833174A (de) | 1981-06-15 |
AT365786B true AT365786B (de) | 1982-02-10 |
Family
ID=5898037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0833174A AT365786B (de) | 1973-11-14 | 1974-10-16 | Mess-einrichtung, insbesondere an entfernungsmessern oder an mikroskopen-, zur bild-korrelation |
Country Status (7)
Country | Link |
---|---|
US (1) | US3953728A (de) |
JP (1) | JPS6365923B2 (de) |
AT (1) | AT365786B (de) |
CH (1) | CH596562A5 (de) |
DE (1) | DE2356757C2 (de) |
FR (1) | FR2251017B3 (de) |
GB (1) | GB1484877A (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2703290A1 (de) * | 1977-01-27 | 1978-08-03 | Leitz Ernst Gmbh | Elektro-optische fokussiereinrichtung fuer fotografische kameras |
DE2731192C2 (de) * | 1977-07-09 | 1985-05-15 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Spiegelreflexkamera mit Pentaprisma und elektronischem Entfernungsmesser |
DE2837555A1 (de) * | 1978-08-29 | 1980-03-20 | Leitz Ernst Gmbh | Elektronische scharfstelleinrichtung |
DD150951A1 (de) * | 1980-05-16 | 1981-09-23 | Gottfried Koenig | Anordnung zur automatischen scharfeinstellung optischer systeme |
DE3047184A1 (de) * | 1980-12-15 | 1982-07-22 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Spiegelreflexkamera mit elektronischem entfernungsmesser |
DE3209908A1 (de) * | 1981-12-24 | 1983-09-22 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Spiegelreflexkamera mit elektronischem entfernungsmesser |
DE3151289A1 (de) * | 1981-12-24 | 1983-07-07 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Spiegelreflexkamera mit elektronischem entfernungsmesser |
DD234340A3 (de) * | 1984-05-02 | 1986-04-02 | Zeiss Jena Veb Carl | Automatische fokussiereinrichtung |
JP2927047B2 (ja) * | 1991-05-02 | 1999-07-28 | キヤノン株式会社 | 焦点検出装置 |
CN100422842C (zh) * | 2005-03-16 | 2008-10-01 | 亚洲光学股份有限公司 | 辅助对焦方法 |
CN104121990B (zh) * | 2014-07-22 | 2016-05-11 | 中国科学院上海光学精密机械研究所 | 基于随机光栅的压缩感知宽波段高光谱成像*** |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3398665A (en) * | 1965-10-24 | 1968-08-27 | Bell & Howell Co | Lenticular screen autofocus system |
GB1249302A (en) * | 1968-01-16 | 1971-10-13 | Secr Defence | Improvements in or relating to optical beam splitter devices and apparatus |
US3610934A (en) * | 1969-08-22 | 1971-10-05 | Century Geophysical Corp | Automatic focusing system utilizing means for alternately directing light over two paths having slightly different lengths |
JPS499372B1 (de) * | 1969-11-15 | 1974-03-04 | ||
US3571598A (en) * | 1969-12-08 | 1971-03-23 | Mc Donnell Douglas Corp | Automatic focusing means using an analog signal correlator |
US3798660A (en) * | 1971-10-11 | 1974-03-19 | Canon Kk | Automatic focusing device for cameras |
JPS5539809B2 (de) * | 1971-10-29 | 1980-10-14 | ||
DE2156617C3 (de) * | 1971-11-15 | 1980-08-21 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Einrichtung zur Bestimmung der Lage der Ebene maximaler Amplitude einer Ortsfrequenz, beispielsweise bei einem Entfernungsmesser |
JPS5618928B2 (de) * | 1971-12-29 | 1981-05-02 |
-
1973
- 1973-11-14 DE DE2356757A patent/DE2356757C2/de not_active Expired
-
1974
- 1974-10-16 AT AT0833174A patent/AT365786B/de not_active IP Right Cessation
- 1974-10-21 CH CH1405374A patent/CH596562A5/xx not_active IP Right Cessation
- 1974-10-24 US US05/517,846 patent/US3953728A/en not_active Expired - Lifetime
- 1974-10-25 JP JP49122645A patent/JPS6365923B2/ja not_active Expired
- 1974-11-07 GB GB48177/74A patent/GB1484877A/en not_active Expired
- 1974-11-13 FR FR7437471A patent/FR2251017B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH596562A5 (de) | 1978-03-15 |
JPS6365923B2 (de) | 1988-12-19 |
FR2251017B3 (de) | 1977-08-12 |
DE2356757A1 (de) | 1975-05-22 |
DE2356757C2 (de) | 1982-04-08 |
FR2251017A1 (de) | 1975-06-06 |
JPS5081331A (de) | 1975-07-02 |
US3953728A (en) | 1976-04-27 |
GB1484877A (en) | 1977-09-08 |
ATA833174A (de) | 1981-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |