JPH01149603U - - Google Patents
Info
- Publication number
- JPH01149603U JPH01149603U JP4535288U JP4535288U JPH01149603U JP H01149603 U JPH01149603 U JP H01149603U JP 4535288 U JP4535288 U JP 4535288U JP 4535288 U JP4535288 U JP 4535288U JP H01149603 U JPH01149603 U JP H01149603U
- Authority
- JP
- Japan
- Prior art keywords
- optical
- light
- face
- fiber
- optical fiber
- 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 16
- 230000003287 optical effect Effects 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Couplings Of Light Guides (AREA)
Description
第１図は本考案による光合波・選択光学系を示
す概略構成図であり、第２図はその部分拡大斜視
図である。第３図ａ，ｂは本考案による光合波・
選択光学系示す部分斜視図である。第４図ａ〜ｄ
は光の出射パターンを示すグラフである。第５図
は本考案による光合波・選択光学系を構成する第
２の光フアイバを示す概略斜視図である。
２，４：光源、６，８：第１の光フアイバ、１
０，１２：シヤツタ、１４：第２の光フアイバ、
１５：細径光フアイバ、１６：コリメートレンズ
。
FIG. 1 is a schematic configuration diagram showing an optical multiplexing and selection optical system according to the present invention, and FIG. 2 is a partially enlarged perspective view thereof. Figures 3a and b show the optical multiplexing and
FIG. 3 is a partial perspective view showing the selection optical system. Figure 4 a-d
is a graph showing a light emission pattern. FIG. 5 is a schematic perspective view showing a second optical fiber constituting the optical multiplexing and selection optical system according to the present invention. 2, 4: light source, 6, 8: first optical fiber, 1
0, 12: shutter, 14: second optical fiber,
15: Small diameter optical fiber, 16: Collimating lens.
Claims (1)
る複数の第１の光フアイバと該第１の光フアイバ
から出射する光の入射せしめられる１つの第２の
光フアイバとを備え、上記各第１の光フアイバの
光入射端面への光入射のＯＮ―ＯＦＦのための手
段を有し、且つ上記全ての第１の光フアイバの光
出射端面が上記第２の光フアイバの光入射端面に
対し第１の光フアイバからの出射光の略全てが第
２の光フアイバに入射する様に接合されているこ
とを特徴とする、光合波・選択光学系。 (2) 第２の光フアイバが８の字状またはラセン
状に曲げられている、請求項１の光合波・選択光
学系。 (3) 第２の光フアイバが第１の光フアイバの径
に比べて十分に小さい径の細径光フアイバの束か
らなり且つ光入射端面側と光出射端面側とで該細
径光フアイバの配列位置がランダムである、請求
項１または２の光合波・選択光学系。[Claims for Utility Model Registration] (1) A plurality of first optical fibers into which light from the light source side enters, and one second optical fiber into which light emitted from the first optical fibers enters. and means for turning on and off the light input to the light input end face of each of the first optical fibers, and the light output end face of all the first optical fibers is connected to the second light input end face. 1. An optical multiplexing/selection optical system, characterized in that the light incident end face of the fiber is joined to the light input end face of the fiber so that substantially all of the light emitted from the first optical fiber enters the second optical fiber. (2) The optical multiplexing/selection optical system according to claim 1, wherein the second optical fiber is bent in a figure-8 shape or a spiral shape. (3) The second optical fiber is composed of a bundle of small-diameter optical fibers having a diameter sufficiently smaller than that of the first optical fiber, and the light-incidence end surface side and the light-emission end surface side of the small-diameter optical fibers are 3. The optical multiplexing and selection optical system according to claim 1, wherein the arrangement positions are random.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4535288U JPH01149603U (en) | 1988-04-05 | 1988-04-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4535288U JPH01149603U (en) | 1988-04-05 | 1988-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01149603U true JPH01149603U (en) | 1989-10-17 |
Family
ID=31271666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4535288U Pending JPH01149603U (en) | 1988-04-05 | 1988-04-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01149603U (en) |
-
1988
- 1988-04-05 JP JP4535288U patent/JPH01149603U/ja active Pending
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