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 |
| US5651085A (en) * | 1994-09-27 | 1997-07-22 | Chia; Shin-Lo | All fiber attenuator |
| US5633974A (en) * | 1994-09-27 | 1997-05-27 | The Whitaker Corporation | 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69317285T2 (de) | Lichtinduziertes gitter in glas, das b2o3 enthaelt | |
| DE69824525T2 (de) | Mantelgepumpte Faserstrukturen | |
| DE69326041T2 (de) | Achromatischer ummantelter faseroptischer Koppler | |
| US5983673A (en) | Silica glass article and manufacturing process therefor | |
| DE3106451A1 (de) | Herstellungsverfahren fuer eine optische faser mit einem durch uv-strahlung gehaerteten ueberzug | |
| DE3880013T2 (de) | Faseroptisches Dämpfungsglied. | |
| JP3488483B2 (ja) | 影像伝達用光ファイバアレイと導波管像伝達アレイおよびその端面の処理法 | |
| DE2729008A1 (de) | Optische wellenleiter-anordnung | |
| CN1094818A (zh) | 光纤耦合器及放大器 | |
| DE3221836C2 (de) | Einzelmodenfaser | |
| WO2007036364A1 (de) | Optische faser und verfahren zu ihrer herstellung | |
| DE3912400C1 (enrdf_load_stackoverflow) | ||
| EP0665451B1 (en) | Mode-field transforming optical waveguide and corresponding method of manufacture | |
| JPH044988B2 (enrdf_load_stackoverflow) | ||
| JPS6119001B2 (enrdf_load_stackoverflow) | ||
| EP0977714B1 (de) | Glas mit künstlicher isotopenverteilung für lichtwellenleiter | |
| US3574582A (en) | Method for making fiber optical image-conducting devices embodying stray light-absorbing means | |
| Henschel et al. | A new radiation hard optical fiber for high-dose values | |
| JPS62176941A (ja) | 光フアイバ | |
| DE2004955C3 (de) | Verfahren zur Herstellung einer Lichtleitfaser | |
| JPS62143844A (ja) | 光伝送体の処理方法 | |
| DE3510023A1 (de) | Einwelliger lichtwellenleiter aus quarzglas und verfahren zu dessen herstellung | |
| US7221835B1 (en) | Ion-reduction-blackened extra-mural absorbing media adapted for inclusion in image-conducting optical fiber arrays and methods of fabricating the same | |
| EP1079964B1 (de) | Verfahren zur erzeugung von gradientenindex-brechzahlprofilen in polymeren optischen fasern | |
| RU2819347C1 (ru) | Способ получения двухслойных галогенидсеребряных инфракрасных световодов |