JPH01153518U - - Google Patents
Info
- Publication number
- JPH01153518U JPH01153518U JP5047188U JP5047188U JPH01153518U JP H01153518 U JPH01153518 U JP H01153518U JP 5047188 U JP5047188 U JP 5047188U JP 5047188 U JP5047188 U JP 5047188U JP H01153518 U JPH01153518 U JP H01153518U
- Authority
- JP
- Japan
- Prior art keywords
- optical axis
- center
- view
- polarizer
- optical
- 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
- 230000003287 optical effect Effects 0.000 claims description 11
- 210000000078 claw Anatomy 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の光アイソレータの実施例の分
解外観斜視図、第２図は第１図における光軸にて
切断した縦断側面図、第３図は本考案における永
久磁石の中央から端面に向う光軸に沿つた外部磁
界の相対強度の関係を示す特性曲線図、第４図は
光アイソレータの順方向の光に対する動作の分解
斜視図、第５図は第４図に対する逆方向の光に対
する動作の分解斜視図、第６図は従来の光アイソ
レータの例の縦断側面図および外観正面図、第７
図は従来の光アイソレータの他の例の縦断側面図
および外観正面図である。
なお、１：フアラデー回転子、２，２′：偏光
子、３，３′：永久磁石、４，４′：スペーサ、
５：光軸、６：爪、７：切り込み溝、８：貫通孔
。
Fig. 1 is an exploded external perspective view of an embodiment of the optical isolator of the present invention, Fig. 2 is a vertical side view taken along the optical axis in Fig. 1, and Fig. 3 is a view from the center to the end face of the permanent magnet of the present invention. A characteristic curve diagram showing the relative strength of the external magnetic field along the opposite optical axis. Figure 4 is an exploded perspective view of the operation of the optical isolator for light in the forward direction. Figure 5 is a diagram for light in the opposite direction compared to Figure 4. FIG. 6 is an exploded perspective view of the operation, and FIG. 6 is a vertical side view and external front view of an example of a conventional optical isolator.
The figures are a vertical side view and an external front view of another example of a conventional optical isolator. In addition, 1: Faraday rotator, 2, 2': polarizer, 3, 3': permanent magnet, 4, 4': spacer,
5: Optical axis, 6: Claw, 7: Cut groove, 8: Through hole.
Claims (1)
けて折り曲げられた複数個の爪６の外側面に１個
の偏光子２を光軸を中心として接着してなる第１
のスペーサ４と前記爪６の外側面に１個のフアラ
デー回転子１を前記光軸を中心として接着してな
る第２のスペーサ４′とが中心に貫通孔８が貫設
された永久磁石３の両端面より前記光軸と前記貫
通孔８の中心とを一致させて覆つてなる光アイソ
レータ。 The first polarizer 2 is made of a cylindrical non-magnetic material and has one polarizer 2 glued to the outer surface of a plurality of claws 6 bent toward the central axis at one end with the optical axis as the center.
and a second spacer 4' formed by adhering one Faraday rotator 1 to the outer surface of the claw 6 with the optical axis as the center. An optical isolator that covers the optical axis and the center of the through hole 8 from both end surfaces thereof so as to coincide with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5047188U JPH0645933Y2 (en) | 1988-04-16 | 1988-04-16 | Optical isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5047188U JPH0645933Y2 (en) | 1988-04-16 | 1988-04-16 | Optical isolator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01153518U true JPH01153518U (en) | 1989-10-23 |
| JPH0645933Y2 JPH0645933Y2 (en) | 1994-11-24 |
Family
ID=31276519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5047188U Expired - Lifetime JPH0645933Y2 (en) | 1988-04-16 | 1988-04-16 | Optical isolator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0645933Y2 (en) |
-
1988
- 1988-04-16 JP JP5047188U patent/JPH0645933Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0645933Y2 (en) | 1994-11-24 |