JPH0418802U - - Google Patents
Info
- Publication number
- JPH0418802U JPH0418802U JP5879490U JP5879490U JPH0418802U JP H0418802 U JPH0418802 U JP H0418802U JP 5879490 U JP5879490 U JP 5879490U JP 5879490 U JP5879490 U JP 5879490U JP H0418802 U JPH0418802 U JP H0418802U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- optical
- display device
- photochromic material
- ring
- 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 6
- 238000005253 cladding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 239000005304 optical glass Substances 0.000 claims 1
- 238000007142 ring opening reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Description
第１図は本考案の一実施例の光フアイバ表示器
の断面図、第２図は光フアイバ表示器をトンネル
内に設置した状態を示す概説図である。
図面中、１０は光フアイバ表示器、１１はコア
、１２はクラツド、１３は有機フオトクロミツク
材料、１４はトンネルである。
FIG. 1 is a sectional view of an optical fiber display according to an embodiment of the present invention, and FIG. 2 is a schematic diagram showing the optical fiber display installed in a tunnel. In the drawing, 10 is an optical fiber display, 11 is a core, 12 is a cladding, 13 is an organic photochromic material, and 14 is a tunnel.
Claims (1)
このコアの外周に設けられ光透過牲を有するクラ
ツドとから構成される光フアイバであつて、 上記クラツド部分に特定波長の光で開環閉環を
くり返す有機フオトクロミツク材料が含有されて
なることを特徴とする光フアイバ表示器。 ２ 請求項１記載の光フアイバ表示器において、
上記有機フオトクロミツク材料がスピロピラン系
化合物であることを特徴とする光フアイバ表示器
。[Claims for Utility Model Registration] 1. A core made of quartz glass or optical glass;
The optical fiber is composed of a cladding provided around the outer periphery of the core and having optical transparency, and characterized in that the cladding portion contains an organic photochromic material that repeats ring-opening and ring-closing when exposed to light of a specific wavelength. Fiber optic display device. 2. The optical fiber display device according to claim 1,
An optical fiber display characterized in that the organic photochromic material is a spiropyran compound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5879490U JPH0418802U (en) | 1990-06-05 | 1990-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5879490U JPH0418802U (en) | 1990-06-05 | 1990-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0418802U true JPH0418802U (en) | 1992-02-17 |
Family
ID=31584728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5879490U Pending JPH0418802U (en) | 1990-06-05 | 1990-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0418802U (en) |
-
1990
- 1990-06-05 JP JP5879490U patent/JPH0418802U/ja active Pending
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