JPS54116902A - Device for correcting focus - Google Patents
Device for correcting focusInfo
- Publication number
- JPS54116902A JPS54116902A JP2378278A JP2378278A JPS54116902A JP S54116902 A JPS54116902 A JP S54116902A JP 2378278 A JP2378278 A JP 2378278A JP 2378278 A JP2378278 A JP 2378278A JP S54116902 A JPS54116902 A JP S54116902A
- Authority
- JP
- Japan
- Prior art keywords
- correcting focus
- correcting
- focus
- 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.)
- Pending
Links
Landscapes
- Automatic Focus Adjustment (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2378278A JPS54116902A (en) | 1978-03-02 | 1978-03-02 | Device for correcting focus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2378278A JPS54116902A (en) | 1978-03-02 | 1978-03-02 | Device for correcting focus |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54116902A true JPS54116902A (en) | 1979-09-11 |
Family
ID=12119885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2378278A Pending JPS54116902A (en) | 1978-03-02 | 1978-03-02 | Device for correcting focus |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54116902A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6148136A (en) * | 1984-08-11 | 1986-03-08 | Matsushita Electric Ind Co Ltd | Optical information reproducing device |
JPS6150224A (en) * | 1984-08-16 | 1986-03-12 | Matsushita Electric Ind Co Ltd | Control of optical information reproducer |
US5090003A (en) * | 1988-08-09 | 1992-02-18 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for adjusting target position of focusing of light beam |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5137248A (en) * | 1974-09-26 | 1976-03-29 | Victor Company Of Japan | Kogakubiimu no shotenchoseihoshiki |
JPS5161803A (en) * | 1974-09-30 | 1976-05-28 | Mca Disco Vision |
-
1978
- 1978-03-02 JP JP2378278A patent/JPS54116902A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5137248A (en) * | 1974-09-26 | 1976-03-29 | Victor Company Of Japan | Kogakubiimu no shotenchoseihoshiki |
JPS5161803A (en) * | 1974-09-30 | 1976-05-28 | Mca Disco Vision |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6148136A (en) * | 1984-08-11 | 1986-03-08 | Matsushita Electric Ind Co Ltd | Optical information reproducing device |
JPH0527172B2 (en) * | 1984-08-11 | 1993-04-20 | Matsushita Electric Ind Co Ltd | |
JPS6150224A (en) * | 1984-08-16 | 1986-03-12 | Matsushita Electric Ind Co Ltd | Control of optical information reproducer |
US5090003A (en) * | 1988-08-09 | 1992-02-18 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for adjusting target position of focusing of light beam |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS54128707A (en) | Focus servo device | |
JPS5358231A (en) | Device for correcting focal size | |
GB2030022B (en) | Focus detecting device | |
JPS5535399A (en) | Focusing device | |
JPS5511000A (en) | Radiation pickup device | |
JPS5524298A (en) | Builttup type clamping device | |
JPS54113334A (en) | Apparatus for detecting focus point position | |
JPS54150815A (en) | Device for construction | |
JPS54149343A (en) | Welding auxilaiary device | |
JPS54115903A (en) | Device for increasing contrast | |
GB2042759B (en) | Projection device | |
JPS5593110A (en) | Focus adjsutment device | |
JPS5637833A (en) | Focusing device | |
JPS5534798A (en) | Text correcting device | |
GB2029153B (en) | Focus detecting device | |
YU99879A (en) | Speech-assisting device for thoroat-operated | |
JPS5574250A (en) | Device for correcting data | |
JPS559594A (en) | Camera focus adjusting device | |
JPS5569434A (en) | Projection device | |
JPS54118748A (en) | Error channel correcting device | |
GB2043942B (en) | Optical device for wide-scope | |
GB2017942B (en) | Focusing device | |
JPS54116902A (en) | Device for correcting focus | |
GB2021348B (en) | Focus detecting apparatus | |
JPS5543592A (en) | Exposure device |