JPH02131702U - - Google Patents
Info
- Publication number
- JPH02131702U JPH02131702U JP3861189U JP3861189U JPH02131702U JP H02131702 U JPH02131702 U JP H02131702U JP 3861189 U JP3861189 U JP 3861189U JP 3861189 U JP3861189 U JP 3861189U JP H02131702 U JPH02131702 U JP H02131702U
- Authority
- JP
- Japan
- Prior art keywords
- fabry
- perot
- plate
- filter
- light incident
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 1
- 230000010287 polarization Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
Description
第１図は本考案の一実施例の構成の要部を示す
図、第２図は本考案の他の実施例の構成の要部を
示す図、第３図は従来のフアブリーペロ形単色フ
イルターの特性を示す図である。
１，９……金属膜層、２……強磁性金属膜層、
３，５，６……透明層、４，７……偏光フイルタ
ー、１０……透明磁性体層、Ｌ１……入射光、Ｌ
０……射出光、Ｆ……フアブリーペロ板。
Fig. 1 shows the main part of the structure of one embodiment of the present invention, Fig. 2 shows the main part of the structure of another embodiment of the invention, and Fig. 3 shows the main part of the structure of a conventional Fabry-Perot monochrome filter. FIG. 3 is a diagram showing characteristics. 1, 9...metal film layer, 2...ferromagnetic metal film layer,
3,5,6...transparent layer, 4,7...polarizing filter, 10...transparent magnetic layer, L1 ...incident light, L
0 ... Emission light, F... Fabry Perot board.
Claims (1)
フアブリーペロ板に直線偏光を入射すべく入射側
に配される偏光フイルターと、 フアブリーペロ板に入射した光の偏光面を磁気
的に回転する磁気旋光手段と、 フアブリーペロ板の射出側に配され、該フアブ
リーペロ板での共鳴波長光を選択透過する偏光フ
イルターとを備えることを特徴とする単色フイル
ター。[Claims for Utility Model Registration] In a Fabry-Perot type monochromatic filter,
a polarizing filter disposed on the incident side to make linearly polarized light incident on the Fabry-Perot plate; a magnetic optical rotation means for magnetically rotating the polarization plane of the light incident on the Fabry-Perot plate; A monochromatic filter comprising: a polarizing filter that selectively transmits light having a resonant wavelength in a plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3861189U JPH02131702U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3861189U JPH02131702U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02131702U true JPH02131702U (en) | 1990-11-01 |
Family
ID=31546770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3861189U Pending JPH02131702U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02131702U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1347331A2 (en) * | 2002-03-14 | 2003-09-24 | Fujitsu Limited | Optical control element for transmission wavelength characteristics and its use |
| JP2009265196A (en) * | 2008-04-22 | 2009-11-12 | Epson Toyocom Corp | Wavelength filter |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5059045A (en) * | 1973-09-26 | 1975-05-22 | ||
| JPS50159748A (en) * | 1974-06-14 | 1975-12-24 | ||
| JPS6055537A (en) * | 1983-09-06 | 1985-03-30 | Nippon Kogaku Kk <Nikon> | Magneto-optical reproduction method using asymmetric kerr effect and recording medium and reproducer using said reproduction method |
-
1989
- 1989-03-31 JP JP3861189U patent/JPH02131702U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5059045A (en) * | 1973-09-26 | 1975-05-22 | ||
| JPS50159748A (en) * | 1974-06-14 | 1975-12-24 | ||
| JPS6055537A (en) * | 1983-09-06 | 1985-03-30 | Nippon Kogaku Kk <Nikon> | Magneto-optical reproduction method using asymmetric kerr effect and recording medium and reproducer using said reproduction method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1347331A2 (en) * | 2002-03-14 | 2003-09-24 | Fujitsu Limited | Optical control element for transmission wavelength characteristics and its use |
| EP1347331A3 (en) * | 2002-03-14 | 2005-12-14 | Fujitsu Limited | Optical control element for transmission wavelength characteristics and its use |
| JP2009265196A (en) * | 2008-04-22 | 2009-11-12 | Epson Toyocom Corp | Wavelength filter |
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