JPS6113565B2 - - Google Patents
Info
- Publication number
- JPS6113565B2 JPS6113565B2 JP4007677A JP4007677A JPS6113565B2 JP S6113565 B2 JPS6113565 B2 JP S6113565B2 JP 4007677 A JP4007677 A JP 4007677A JP 4007677 A JP4007677 A JP 4007677A JP S6113565 B2 JPS6113565 B2 JP S6113565B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- focus
- circuit
- lens
- objective lens
- 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
- 238000001514 detection method Methods 0.000 claims description 13
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 4
- 230000001934 delay Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 7
- 230000000630 rising effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4007677A JPS53125018A (en) | 1977-04-08 | 1977-04-08 | Focal point adjusting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4007677A JPS53125018A (en) | 1977-04-08 | 1977-04-08 | Focal point adjusting device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53125018A JPS53125018A (en) | 1978-11-01 |
JPS6113565B2 true JPS6113565B2 (ko) | 1986-04-14 |
Family
ID=12570822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4007677A Granted JPS53125018A (en) | 1977-04-08 | 1977-04-08 | Focal point adjusting device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53125018A (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0713703B2 (ja) * | 1983-03-01 | 1995-02-15 | 株式会社ニコン | 自動焦点調節装置 |
-
1977
- 1977-04-08 JP JP4007677A patent/JPS53125018A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS53125018A (en) | 1978-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4563705A (en) | Automatic focus controlling apparatus and method | |
US4673264A (en) | Ophthalmic instrument having focus detecting mark projecting means | |
US4855585A (en) | Distance measuring apparatus | |
JPS6120845B2 (ko) | ||
JPH0580643B2 (ko) | ||
US4171885A (en) | Automatic focussing apparatus | |
US4416523A (en) | Automatic focusing system | |
JPS6223572B2 (ko) | ||
JPS6048010B2 (ja) | 自動焦合装置用制御回路 | |
JPS6237327B2 (ko) | ||
JP2741971B2 (ja) | 電子スチルカメラの測距装置 | |
US4466726A (en) | In-focus indicator for a camera | |
JPS58132205A (ja) | オ−トフオ−カスシステムにおけるレンズ駆動方式 | |
JPS6113565B2 (ko) | ||
GB2069286A (en) | Photographic camera of automatic focussing type | |
US4504135A (en) | Automatic focusing device | |
US4682872A (en) | Signal processing apparatus for a semiconductor position sensing device | |
JPS6119975B2 (ko) | ||
JPS6156490B2 (ko) | ||
US4422739A (en) | Auto focus camera | |
JPS61144615A (ja) | 自動焦点検出装置 | |
JPS581764Y2 (ja) | 焦点調節装置 | |
JPS58161579A (ja) | 自動合焦装置 | |
JP2675452B2 (ja) | オートフォーカスビデオカメラ | |
KR930009368A (ko) | 캠코더의 자동포커스 제어장치 |