JPS6311603U - - Google Patents
Info
- Publication number
- JPS6311603U JPS6311603U JP10313786U JP10313786U JPS6311603U JP S6311603 U JPS6311603 U JP S6311603U JP 10313786 U JP10313786 U JP 10313786U JP 10313786 U JP10313786 U JP 10313786U JP S6311603 U JPS6311603 U JP S6311603U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- thin film
- groove
- metal thin
- polarizer
- 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.)
- Pending
Links
- 239000013307 optical fiber Substances 0.000 claims description 10
- 239000010409 thin film Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 239000010408 film Substances 0.000 claims 1
- 238000005498 polishing Methods 0.000 claims 1
- 239000013078 crystal Substances 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
Description
第１図は本考案に係る光フアイバ形偏光子の一
実施例を示す横断面図、第２図、第３図は本考案
の他の実施例をそれぞれ示す横断面図、第４図〜
第７図は従来の光フアイバ形偏光子をそれぞれ示
すもので、第４図は斜視図、第５図〜第７図は縦
断面図である。
図中、１は偏波保存光フアイバ、２は円筒ボビ
ン、３は複屈折結晶、４は基板、５は単一モード
または偏波面保存型の光フアイバ、６は金属薄膜
、７，８は誘電体薄膜、９は光フアイバコア、１
０は光フアイバクラツド、１１，１３は溝、１２
は収縮性の樹脂、１４は膨張性の樹脂、１５は楕
円ジヤケツト、１６はサポート層である。
FIG. 1 is a cross-sectional view showing one embodiment of an optical fiber polarizer according to the present invention, FIGS. 2 and 3 are cross-sectional views showing other embodiments of the present invention, and FIGS.
7 shows a conventional optical fiber polarizer, FIG. 4 is a perspective view, and FIGS. 5 to 7 are longitudinal sectional views. In the figure, 1 is a polarization-maintaining optical fiber, 2 is a cylindrical bobbin, 3 is a birefringent crystal, 4 is a substrate, 5 is a single mode or polarization-maintaining optical fiber, 6 is a metal thin film, and 7 and 8 are dielectrics. Body thin film, 9 is optical fiber core, 1
0 is an optical fiber cladding, 11 and 13 are grooves, 12
14 is a shrinkable resin, 14 is an expansible resin, 15 is an oval jacket, and 16 is a support layer.
Claims (1)
コア近傍までクラツドが研磨除去された光フアイ
バの研磨面に金属薄膜、誘電体薄膜及び金属薄膜
あるいは誘電体多層膜を形成してなる光フアイバ
形偏光子において、上記溝の断面が半楕円形状に
形成されていると共に、その溝に光フアイバを埋
め込み固定する接着剤が硬化時に体積収縮または
膨脹する樹脂であることを特徴とする光フアイバ
形偏光子。 An optical fiber formed by forming a metal thin film, a dielectric thin film, and a metal thin film or a dielectric multilayer film on the polished surface of an optical fiber whose cladding is removed by polishing down to the vicinity of the core, which is filled in a groove formed on the substrate surface with a constant curvature. In the polarizer, an optical fiber type polarizer, characterized in that the cross section of the groove is formed in a semi-elliptical shape, and the adhesive for embedding and fixing the optical fiber in the groove is a resin that shrinks or expands in volume when cured. Child.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10313786U JPS6311603U (en) | 1986-07-07 | 1986-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10313786U JPS6311603U (en) | 1986-07-07 | 1986-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6311603U true JPS6311603U (en) | 1988-01-26 |
Family
ID=30975408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10313786U Pending JPS6311603U (en) | 1986-07-07 | 1986-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6311603U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01237506A (en) * | 1988-03-17 | 1989-09-22 | Fujitsu Ltd | Polarizer |
-
1986
- 1986-07-07 JP JP10313786U patent/JPS6311603U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01237506A (en) * | 1988-03-17 | 1989-09-22 | Fujitsu Ltd | Polarizer |
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