JPH0248808Y2 - - Google Patents
Info
- Publication number
- JPH0248808Y2 JPH0248808Y2 JP1984060567U JP6056784U JPH0248808Y2 JP H0248808 Y2 JPH0248808 Y2 JP H0248808Y2 JP 1984060567 U JP1984060567 U JP 1984060567U JP 6056784 U JP6056784 U JP 6056784U JP H0248808 Y2 JPH0248808 Y2 JP H0248808Y2
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- illumination
- refractive index
- endoscope
- observation
- 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
- 230000003287 optical effect Effects 0.000 claims description 35
- 238000005286 illumination Methods 0.000 claims description 21
- 238000009792 diffusion process Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6056784U JPS60172119U (ja) | 1984-04-24 | 1984-04-24 | 内視鏡用照明光学系 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6056784U JPS60172119U (ja) | 1984-04-24 | 1984-04-24 | 内視鏡用照明光学系 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60172119U JPS60172119U (ja) | 1985-11-14 |
JPH0248808Y2 true JPH0248808Y2 (bg) | 1990-12-21 |
Family
ID=30588034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6056784U Granted JPS60172119U (ja) | 1984-04-24 | 1984-04-24 | 内視鏡用照明光学系 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60172119U (bg) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0814661B2 (ja) * | 1986-02-17 | 1996-02-14 | オリンパス光学工業株式会社 | 視野変換光学系 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56132931A (en) * | 1980-03-24 | 1981-10-17 | Olympus Optical Co | Endoscope |
JPS589207U (ja) * | 1981-07-06 | 1983-01-21 | 株式会社日立製作所 | 垂直圧延機の圧下ねじエア−シ−ル |
JPS589208U (ja) * | 1981-07-09 | 1983-01-21 | 石川島播磨重工業株式会社 | 鋼板の冷却装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5429182Y2 (bg) * | 1975-10-11 | 1979-09-18 |
-
1984
- 1984-04-24 JP JP6056784U patent/JPS60172119U/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56132931A (en) * | 1980-03-24 | 1981-10-17 | Olympus Optical Co | Endoscope |
JPS589207U (ja) * | 1981-07-06 | 1983-01-21 | 株式会社日立製作所 | 垂直圧延機の圧下ねじエア−シ−ル |
JPS589208U (ja) * | 1981-07-09 | 1983-01-21 | 石川島播磨重工業株式会社 | 鋼板の冷却装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS60172119U (ja) | 1985-11-14 |
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