JPH0441323B2 - - Google Patents
Info
- Publication number
- JPH0441323B2 JPH0441323B2 JP57096531A JP9653182A JPH0441323B2 JP H0441323 B2 JPH0441323 B2 JP H0441323B2 JP 57096531 A JP57096531 A JP 57096531A JP 9653182 A JP9653182 A JP 9653182A JP H0441323 B2 JPH0441323 B2 JP H0441323B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- focus
- subject
- optical system
- light source
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 45
- 238000001514 detection method Methods 0.000 claims description 42
- 238000005286 illumination Methods 0.000 claims description 27
- 230000004044 response Effects 0.000 claims description 6
- 238000003384 imaging method Methods 0.000 claims description 5
- 230000003213 activating effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 210000003815 abdominal wall Anatomy 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005375 photometry Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
- G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Lens Barrels (AREA)
- Automatic Focus Adjustment (AREA)
- Endoscopes (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57096531A JPS58214122A (ja) | 1982-06-05 | 1982-06-05 | 内視鏡用合焦検出装置 |
| AT83302003T ATE45048T1 (de) | 1982-04-08 | 1983-04-08 | Fokussiererfassungsvorrichtung fuer endoskop. |
| DE8383302003T DE3380277D1 (en) | 1982-04-08 | 1983-04-08 | Endoscope focus state detectors |
| EP83302003A EP0091805B1 (fr) | 1982-04-08 | 1983-04-08 | Détecteur de l'état de focalisation pour endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57096531A JPS58214122A (ja) | 1982-06-05 | 1982-06-05 | 内視鏡用合焦検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58214122A JPS58214122A (ja) | 1983-12-13 |
| JPH0441323B2 true JPH0441323B2 (fr) | 1992-07-08 |
Family
ID=14167707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57096531A Granted JPS58214122A (ja) | 1982-04-08 | 1982-06-05 | 内視鏡用合焦検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58214122A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6241636A (ja) * | 1985-08-16 | 1987-02-23 | オリンパス光学工業株式会社 | 内視鏡用撮影装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5312193A (en) * | 1976-07-20 | 1978-02-03 | Olympus Optical Co | Device for automatically focusing endscope |
-
1982
- 1982-06-05 JP JP57096531A patent/JPS58214122A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5312193A (en) * | 1976-07-20 | 1978-02-03 | Olympus Optical Co | Device for automatically focusing endscope |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58214122A (ja) | 1983-12-13 |
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