JPH01135405U - - Google Patents
Info
- Publication number
- JPH01135405U JPH01135405U JP3079188U JP3079188U JPH01135405U JP H01135405 U JPH01135405 U JP H01135405U JP 3079188 U JP3079188 U JP 3079188U JP 3079188 U JP3079188 U JP 3079188U JP H01135405 U JPH01135405 U JP H01135405U
- Authority
- JP
- Japan
- Prior art keywords
- light
- filter
- lens
- optical fiber
- covers
- 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 4
- 230000002093 peripheral effect Effects 0.000 claims 3
- 230000003287 optical effect Effects 0.000 claims 1
Landscapes
- Optical Couplings Of Light Guides (AREA)
Description
第１図はこの考案の一実施例を示す縦断側面図
、第２図はその接続部分の様子を示す縦断側面図
、第３図は第１図の遮蔽部分を取り除いた状態で
の配列状態を示す説明図である。第４図及び第５
図は従来例を示す縦断側面図である。
１…発光素子、２…第１レンズ、３…第１フイ
ルタ、５…収束レンズ、７…第２フイルタ、８…
第２レンズ、９…受光素子、１３…第１遮光部材
、１４…第２遮光部材、１６…フイルタ部材、１
７…第３フイルタ、１８…第４フイルタ、１９…
第３遮光部材。
Fig. 1 is a vertical side view showing an embodiment of this invention, Fig. 2 is a longitudinal side view showing the state of the connection part, and Fig. 3 is an arrangement state with the shielding part of Fig. 1 removed. FIG. Figures 4 and 5
The figure is a longitudinal sectional side view showing a conventional example. DESCRIPTION OF SYMBOLS 1... Light emitting element, 2... First lens, 3... First filter, 5... Converging lens, 7... Second filter, 8...
Second lens, 9... Light receiving element, 13... First light shielding member, 14... Second light shielding member, 16... Filter member, 1
7...Third filter, 18...Fourth filter, 19...
Third light shielding member.
Claims (1)
イバへ光を送出する発光素子と、第２レンズ及び
第２フイルタが併設され前記光フアイバからの光
を受光する受光素子と、光を収束する収束レンズ
が併設された光フアイバとを備えた光波長多重回
路装置において、前記発光素子と前記第１レンズ
とこの第１レンズに接する前記第１フイルタとの
外周側面をおおつた第１遮光部材と、前記受光素
子と前記第２レンズとこの第２レンズに接する前
記第２フイルタとの外周側面をおおつた第２遮光
部材と、前記発光素子からの出射光を反射する第
３フイルタとこの第３フイルタにより反射された
光を反射して前記光フアイバに導く第４フイルタ
とを有するフイルタ部材と、前記収束レンズの外
周側面をおおつた第３遮光部材とを一体化して設
けたことを特徴とする光波長多重回路装置。 A light emitting element that is provided with a first lens and a first filter and sends out light to an optical fiber; a light receiving element that is provided with a second lens and a second filter that receives light from the optical fiber; and a converging lens that converges the light. an optical wavelength division multiplexing circuit device comprising an optical fiber provided with a first light-emitting element, a first light-shielding member that covers an outer peripheral side surface of the first lens, and the first filter that is in contact with the first lens; A second light shielding member that covers the outer peripheral side surface of the light receiving element, the second lens, and the second filter in contact with the second lens, a third filter that reflects the light emitted from the light emitting element, and the third filter. A light wavelength characterized in that a filter member having a fourth filter that reflects reflected light and guides it to the optical fiber, and a third light shielding member that covers the outer peripheral side of the converging lens are integrally provided. Multiple circuit device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3079188U JPH01135405U (en) | 1988-03-08 | 1988-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3079188U JPH01135405U (en) | 1988-03-08 | 1988-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01135405U true JPH01135405U (en) | 1989-09-18 |
Family
ID=31256165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3079188U Pending JPH01135405U (en) | 1988-03-08 | 1988-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01135405U (en) |
-
1988
- 1988-03-08 JP JP3079188U patent/JPH01135405U/ja active Pending