JPH0188902U - - Google Patents
Info
- Publication number
- JPH0188902U JPH0188902U JP18416287U JP18416287U JPH0188902U JP H0188902 U JPH0188902 U JP H0188902U JP 18416287 U JP18416287 U JP 18416287U JP 18416287 U JP18416287 U JP 18416287U JP H0188902 U JPH0188902 U JP H0188902U
- Authority
- JP
- Japan
- Prior art keywords
- polarized light
- linearly polarized
- polarization direction
- beam splitter
- light component
- 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
- 230000010287 polarization Effects 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例を示す図、第２図は従
来の素子例を示す図である。
１……光源、２……コンデンサ、３……入射光
、４，１２，１３，１４，１５，１６，１７，１
８，１９……偏光方向、５……偏光ビームスプリ
ツタ、６，７，８，９……直角プリズム、１０…
…Ｐ偏光光、１１……Ｓ偏光光、２０，２１……
出射光。
FIG. 1 is a diagram showing an embodiment of the present invention, and FIG. 2 is a diagram showing an example of a conventional element. 1... Light source, 2... Condenser, 3... Incident light, 4, 12, 13, 14, 15, 16, 17, 1
8, 19... Polarization direction, 5... Polarizing beam splitter, 6, 7, 8, 9... Right angle prism, 10...
...P polarized light, 11...S polarized light, 20, 21...
Outgoing light.
Claims (1)
偏光光とＳ偏光成分の直線偏光光とに空間的分離
を行うための偏光ビームスプリツタと、前記Ｐ偏
光成分の直線偏光光と前記Ｓ偏光成分の直線偏光
光のどちらか一方の直線偏光光の偏光方向と、も
う一方の直線偏光光の偏光方向とが等しくなるよ
うに、前記偏広ビームスプリツタにより分離され
た２つの直線偏光光路のうちの一方の光路中に配
置した、少くとも１個は偏光方向を９０°回転さ
せる２個の直角プリズムと、もう一方の光路中に
配置した偏光方向を保持する２個の直角プリズム
とから構成されることを特徴とする偏光変換素子
。 a polarizing beam splitter for spatially separating undefined polarized light from a light source into linearly polarized light mainly having a P polarized light component and linearly polarized light having an S polarized light component; Two linearly polarized light paths separated by the polarized beam splitter so that the polarization direction of one of the linearly polarized light components is equal to the polarization direction of the other linearly polarized light component. two right-angle prisms arranged in one of the optical paths, at least one of which rotates the polarization direction by 90 degrees, and two right-angle prisms arranged in the other optical path to maintain the polarization direction. A polarization conversion element comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18416287U JPH0526561Y2 (en) | 1987-12-01 | 1987-12-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18416287U JPH0526561Y2 (en) | 1987-12-01 | 1987-12-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0188902U true JPH0188902U (en) | 1989-06-12 |
| JPH0526561Y2 JPH0526561Y2 (en) | 1993-07-06 |
Family
ID=31475541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18416287U Expired - Lifetime JPH0526561Y2 (en) | 1987-12-01 | 1987-12-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0526561Y2 (en) |
-
1987
- 1987-12-01 JP JP18416287U patent/JPH0526561Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0526561Y2 (en) | 1993-07-06 |
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