AU4628679A - Auto focus movie camera - Google Patents
Auto focus movie cameraInfo
- Publication number
- AU4628679A AU4628679A AU46286/79A AU4628679A AU4628679A AU 4628679 A AU4628679 A AU 4628679A AU 46286/79 A AU46286/79 A AU 46286/79A AU 4628679 A AU4628679 A AU 4628679A AU 4628679 A AU4628679 A AU 4628679A
- Authority
- AU
- Australia
- Prior art keywords
- auto focus
- movie camera
- movie
- camera
- auto
- 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.)
- Granted
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
- G02B7/40—Systems for automatic generation of focusing signals using time delay of the reflected waves, e.g. of ultrasonic waves
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Automatic Focus Adjustment (AREA)
- Focusing (AREA)
- Lens Barrels (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89978578A | 1978-04-25 | 1978-04-25 | |
US899785 | 1992-06-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4628679A true AU4628679A (en) | 1979-11-01 |
AU528360B2 AU528360B2 (en) | 1983-04-28 |
Family
ID=25411561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU46286/79A Ceased AU528360B2 (en) | 1978-04-25 | 1979-04-23 | Auto focus movie camera |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS54158226A (en) |
AT (1) | AT370886B (en) |
AU (1) | AU528360B2 (en) |
CA (1) | CA1124125A (en) |
CH (1) | CH646797A5 (en) |
DE (1) | DE2916569A1 (en) |
FR (1) | FR2424556B1 (en) |
GB (1) | GB2019595B (en) |
IT (1) | IT1112710B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4335942A (en) * | 1979-10-26 | 1982-06-22 | Canon Kabushiki Kaisha | Camera provided with automatic focus detector |
JPS5749907A (en) * | 1980-09-09 | 1982-03-24 | Ricoh Co Ltd | Noise eliminating circuit and in-focus detecting circuit |
JPS5772115A (en) * | 1980-10-23 | 1982-05-06 | Canon Inc | Output stablizing circuit for focus detector |
JPS57128307A (en) * | 1981-02-03 | 1982-08-09 | Nippon Kogaku Kk <Nikon> | Automatic focus adjuster |
JPS57169710A (en) * | 1981-04-10 | 1982-10-19 | West Electric Co Ltd | Automatic focusing device |
JPS587113A (en) * | 1981-07-06 | 1983-01-14 | Fuji Photo Optical Co Ltd | Autofocusing device due to multipoint photometry |
JPS58198009A (en) * | 1982-05-14 | 1983-11-17 | West Electric Co Ltd | Ultrasonic auto-focusing device |
JPS60135712U (en) * | 1984-02-20 | 1985-09-09 | 三洋電機株式会社 | auto focus camera |
JPS60214320A (en) * | 1984-04-11 | 1985-10-26 | Kowa Co | Automatic focus adjusting device |
GB2161947B (en) * | 1984-06-08 | 1988-06-29 | Konishiroku Photo Ind | Automatic focusing camera |
JPS6127107U (en) * | 1984-07-23 | 1986-02-18 | ライトロン株式会社 | auto focus device |
JPH0224421A (en) * | 1988-07-13 | 1990-01-26 | Sadajiro Amiya | Retaining wall concrete block and forming method thereof |
JPH0430024A (en) * | 1990-05-25 | 1992-02-03 | Sekisui House Ltd | Basement made of precast concrete |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4010479A (en) * | 1974-07-10 | 1977-03-01 | Asahi Kogaku Kogyo Kabushiki Kaisha | Focusing apparatus for optical systems |
DE2522757A1 (en) * | 1975-05-22 | 1976-12-09 | Walter Landsrath | Automatic rangefinder for cambers - using transmission time of ultrasound to measure object range |
US4078171A (en) * | 1976-06-14 | 1978-03-07 | Honeywell Inc. | Digital auto focus |
-
1979
- 1979-04-19 GB GB7913648A patent/GB2019595B/en not_active Expired
- 1979-04-23 AU AU46286/79A patent/AU528360B2/en not_active Ceased
- 1979-04-24 CH CH386679A patent/CH646797A5/en not_active IP Right Cessation
- 1979-04-24 IT IT22114/79A patent/IT1112710B/en active
- 1979-04-24 JP JP5080679A patent/JPS54158226A/en active Granted
- 1979-04-24 DE DE19792916569 patent/DE2916569A1/en active Granted
- 1979-04-25 FR FR7910479A patent/FR2424556B1/en not_active Expired
- 1979-04-25 AT AT0309979A patent/AT370886B/en not_active IP Right Cessation
- 1979-04-25 CA CA326,335A patent/CA1124125A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AT370886B (en) | 1983-05-10 |
JPS6226449B2 (en) | 1987-06-09 |
IT1112710B (en) | 1986-01-20 |
AU528360B2 (en) | 1983-04-28 |
DE2916569A1 (en) | 1979-11-08 |
FR2424556A1 (en) | 1979-11-23 |
JPS54158226A (en) | 1979-12-13 |
IT7922114A0 (en) | 1979-04-24 |
ATA309979A (en) | 1982-09-15 |
CA1124125A (en) | 1982-05-25 |
GB2019595A (en) | 1979-10-31 |
FR2424556B1 (en) | 1986-01-10 |
DE2916569C2 (en) | 1990-11-08 |
CH646797A5 (en) | 1984-12-14 |
GB2019595B (en) | 1982-09-29 |
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