JPS52149133A - Wide aperture fiber - Google Patents
Wide aperture fiberInfo
- Publication number
- JPS52149133A JPS52149133A JP6552576A JP6552576A JPS52149133A JP S52149133 A JPS52149133 A JP S52149133A JP 6552576 A JP6552576 A JP 6552576A JP 6552576 A JP6552576 A JP 6552576A JP S52149133 A JPS52149133 A JP S52149133A
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- wide aperture
- aperture fiber
- increase
- varying
- 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.)
- Granted
Links
Abstract
PURPOSE:To increase the numerical aperture by varying the core diameter of the exit end of a clad type fiber into a taper shape to increase the angle between the optical ray, which transmits through the fiber, and the optical axis of the fiber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51065525A JPS5830561B2 (en) | 1976-06-07 | 1976-06-07 | wide aperture fiber |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51065525A JPS5830561B2 (en) | 1976-06-07 | 1976-06-07 | wide aperture fiber |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52149133A true JPS52149133A (en) | 1977-12-12 |
JPS5830561B2 JPS5830561B2 (en) | 1983-06-30 |
Family
ID=13289508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51065525A Expired JPS5830561B2 (en) | 1976-06-07 | 1976-06-07 | wide aperture fiber |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5830561B2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009175505A (en) * | 2008-01-25 | 2009-08-06 | Fujifilm Corp | Optical fiber structure |
JP2010190934A (en) * | 2009-02-16 | 2010-09-02 | Fujifilm Corp | Light-guide, light source apparatus and endoscope system |
WO2021028969A1 (en) * | 2019-08-09 | 2021-02-18 | オリンパス株式会社 | Optical device, wireless endoscope, and endoscope system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4910058A (en) * | 1972-03-30 | 1974-01-29 | ||
JPS4994345A (en) * | 1972-09-29 | 1974-09-07 |
-
1976
- 1976-06-07 JP JP51065525A patent/JPS5830561B2/en not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4910058A (en) * | 1972-03-30 | 1974-01-29 | ||
JPS4994345A (en) * | 1972-09-29 | 1974-09-07 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009175505A (en) * | 2008-01-25 | 2009-08-06 | Fujifilm Corp | Optical fiber structure |
JP2010190934A (en) * | 2009-02-16 | 2010-09-02 | Fujifilm Corp | Light-guide, light source apparatus and endoscope system |
US8641607B2 (en) | 2009-02-16 | 2014-02-04 | Fujifilm Corporation | Light-guide, light source apparatus and endoscope system |
WO2021028969A1 (en) * | 2019-08-09 | 2021-02-18 | オリンパス株式会社 | Optical device, wireless endoscope, and endoscope system |
Also Published As
Publication number | Publication date |
---|---|
JPS5830561B2 (en) | 1983-06-30 |
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