JPS6119001B2 - - Google Patents
Info
- Publication number
- JPS6119001B2 JPS6119001B2 JP55076718A JP7671880A JPS6119001B2 JP S6119001 B2 JPS6119001 B2 JP S6119001B2 JP 55076718 A JP55076718 A JP 55076718A JP 7671880 A JP7671880 A JP 7671880A JP S6119001 B2 JPS6119001 B2 JP S6119001B2
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- loss
- glass
- optical
- attenuator
- 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
- 239000013307 optical fiber Substances 0.000 claims description 99
- 239000011521 glass Substances 0.000 claims description 43
- 230000005855 radiation Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 7
- 238000005253 cladding Methods 0.000 claims description 6
- 239000011162 core material Substances 0.000 claims 2
- 229910001385 heavy metal Inorganic materials 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 7
- 239000000835 fiber Substances 0.000 description 6
- 230000031700 light absorption Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- GUTLYIVDDKVIGB-OUBTZVSYSA-N Cobalt-60 Chemical compound [60Co] GUTLYIVDDKVIGB-OUBTZVSYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005251 gamma ray Effects 0.000 description 3
- 239000005388 borosilicate glass Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
- G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Elements Other Than Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7671880A JPS574006A (en) | 1980-06-09 | 1980-06-09 | Attenuator for optical fiber and its production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7671880A JPS574006A (en) | 1980-06-09 | 1980-06-09 | Attenuator for optical fiber and its production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS574006A JPS574006A (en) | 1982-01-09 |
| JPS6119001B2 true JPS6119001B2 (enrdf_load_stackoverflow) | 1986-05-15 |
Family
ID=13613332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7671880A Granted JPS574006A (en) | 1980-06-09 | 1980-06-09 | Attenuator for optical fiber and its production |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS574006A (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6023802U (ja) * | 1983-07-26 | 1985-02-18 | 三菱電線工業株式会社 | 光伝送媒体 |
| GB8713081D0 (en) * | 1987-06-04 | 1987-07-08 | Pirelli General Plc | Optical fibre attenuators |
| US5633974A (en) * | 1994-09-27 | 1997-05-27 | The Whitaker Corporation | All fiber attenuator |
| US5651085A (en) * | 1994-09-27 | 1997-07-22 | Chia; Shin-Lo | All fiber attenuator |
| US5841926A (en) * | 1996-01-04 | 1998-11-24 | Nippon Telegraph And Telephone Corporation | Optical fibers for optical attenuation |
| JP3765688B2 (ja) * | 1999-06-16 | 2006-04-12 | 富士通株式会社 | 光ファイバ接続機構、光ファイバ構造体及び光ファイバ接続方法 |
-
1980
- 1980-06-09 JP JP7671880A patent/JPS574006A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS574006A (en) | 1982-01-09 |
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