JPH0263210B2 - - Google Patents
Info
- Publication number
- JPH0263210B2 JPH0263210B2 JP411682A JP411682A JPH0263210B2 JP H0263210 B2 JPH0263210 B2 JP H0263210B2 JP 411682 A JP411682 A JP 411682A JP 411682 A JP411682 A JP 411682A JP H0263210 B2 JPH0263210 B2 JP H0263210B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- endoscope
- focus
- subject
- 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 51
- 230000003287 optical effect Effects 0.000 claims description 45
- 238000005286 illumination Methods 0.000 claims description 27
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000003384 imaging method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Automatic Focus Adjustment (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP411682A JPS58121013A (ja) | 1982-01-14 | 1982-01-14 | 内視鏡用焦点検出装置及び内視鏡用合焦設定装置 |
EP83300159A EP0084435B1 (en) | 1982-01-14 | 1983-01-13 | Endoscopes having a focus state detector |
AT83300159T ATE21776T1 (de) | 1982-01-14 | 1983-01-13 | Endoskop mit einem detektor fuer den bildschaerfezustand. |
DE8383300159T DE3365490D1 (en) | 1982-01-14 | 1983-01-13 | Endoscopes having a focus state detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP411682A JPS58121013A (ja) | 1982-01-14 | 1982-01-14 | 内視鏡用焦点検出装置及び内視鏡用合焦設定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58121013A JPS58121013A (ja) | 1983-07-19 |
JPH0263210B2 true JPH0263210B2 (en]) | 1990-12-27 |
Family
ID=11575808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP411682A Granted JPS58121013A (ja) | 1982-01-14 | 1982-01-14 | 内視鏡用焦点検出装置及び内視鏡用合焦設定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58121013A (en]) |
-
1982
- 1982-01-14 JP JP411682A patent/JPS58121013A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58121013A (ja) | 1983-07-19 |
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