ATA542980A - Regelvorrichtung fuer fotografische geraete - Google Patents
Regelvorrichtung fuer fotografische geraeteInfo
- Publication number
- ATA542980A ATA542980A AT0542980A AT542980A ATA542980A AT A542980 A ATA542980 A AT A542980A AT 0542980 A AT0542980 A AT 0542980A AT 542980 A AT542980 A AT 542980A AT A542980 A ATA542980 A AT A542980A
- Authority
- AT
- Austria
- Prior art keywords
- control device
- photographic devices
- photographic
- devices
- control
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B5/00—Anti-hunting arrangements
- G05B5/01—Anti-hunting arrangements electric
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Lens Barrels (AREA)
- Diaphragms For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792946939 DE2946939A1 (de) | 1979-11-21 | 1979-11-21 | Regelvorrichtung fuer fotografische geraete |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA542980A true ATA542980A (de) | 1983-04-15 |
AT373084B AT373084B (de) | 1983-12-12 |
Family
ID=6086544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0542980A AT373084B (de) | 1979-11-21 | 1980-11-05 | Regelvorrichtung fuer fotografische geraete |
Country Status (4)
Country | Link |
---|---|
US (1) | US4324465A (de) |
AT (1) | AT373084B (de) |
DE (1) | DE2946939A1 (de) |
GB (1) | GB2064829B (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5779922A (en) * | 1980-11-07 | 1982-05-19 | Nippon Kogaku Kk <Nikon> | Automatic focusing camera |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2040011C3 (de) * | 1970-08-12 | 1975-10-16 | Agfa-Gevaert Ag, 5090 Leverkusen | Automatische Fokussiervorrichtung |
JPS5250689B2 (de) * | 1972-12-29 | 1977-12-27 | ||
DE2460675C3 (de) * | 1974-12-20 | 1981-06-11 | Agfa-Gevaert Ag, 5090 Leverkusen | Kinematografische Kamera |
US3946222A (en) * | 1975-04-18 | 1976-03-23 | Xerox Corporation | Automatic focus with variable magnification |
-
1979
- 1979-11-21 DE DE19792946939 patent/DE2946939A1/de not_active Withdrawn
-
1980
- 1980-11-04 US US06/203,955 patent/US4324465A/en not_active Expired - Lifetime
- 1980-11-05 AT AT0542980A patent/AT373084B/de active
- 1980-11-20 GB GB8037226A patent/GB2064829B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AT373084B (de) | 1983-12-12 |
GB2064829A (en) | 1981-06-17 |
GB2064829B (en) | 1983-11-09 |
DE2946939A1 (de) | 1981-05-27 |
US4324465A (en) | 1982-04-13 |
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