JPH0328686B2 - - Google Patents
Info
- Publication number
- JPH0328686B2 JPH0328686B2 JP57096532A JP9653282A JPH0328686B2 JP H0328686 B2 JPH0328686 B2 JP H0328686B2 JP 57096532 A JP57096532 A JP 57096532A JP 9653282 A JP9653282 A JP 9653282A JP H0328686 B2 JPH0328686 B2 JP H0328686B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- focus detection
- filter
- light source
- illumination
- 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
- 238000001514 detection method Methods 0.000 claims description 43
- 230000003287 optical effect Effects 0.000 claims description 39
- 238000005286 illumination Methods 0.000 claims description 38
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000003745 diagnosis Methods 0.000 description 3
- 210000003815 abdominal wall Anatomy 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000001835 viscera Anatomy 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
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57096532A JPS58214114A (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 |
|---|---|---|---|
| JP57096532A JPS58214114A (ja) | 1982-06-05 | 1982-06-05 | 内視鏡用合焦検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58214114A JPS58214114A (ja) | 1983-12-13 |
| JPH0328686B2 true JPH0328686B2 (fr) | 1991-04-19 |
Family
ID=14167734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57096532A Granted JPS58214114A (ja) | 1982-04-08 | 1982-06-05 | 内視鏡用合焦検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58214114A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0820230B2 (ja) * | 1984-06-08 | 1996-03-04 | オリンパス光学工業株式会社 | 計測用内視鏡 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48101927A (fr) * | 1972-04-05 | 1973-12-21 |
-
1982
- 1982-06-05 JP JP57096532A patent/JPS58214114A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48101927A (fr) * | 1972-04-05 | 1973-12-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58214114A (ja) | 1983-12-13 |
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