JPS5311228B2 - - Google Patents
Info
- Publication number
- JPS5311228B2 JPS5311228B2 JP12556272A JP12556272A JPS5311228B2 JP S5311228 B2 JPS5311228 B2 JP S5311228B2 JP 12556272 A JP12556272 A JP 12556272A JP 12556272 A JP12556272 A JP 12556272A JP S5311228 B2 JPS5311228 B2 JP S5311228B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Landscapes
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12556272A JPS5311228B2 (US06330241-20011211-M00004.png) | 1972-12-13 | 1972-12-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12556272A JPS5311228B2 (US06330241-20011211-M00004.png) | 1972-12-13 | 1972-12-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4982777A JPS4982777A (US06330241-20011211-M00004.png) | 1974-08-09 |
JPS5311228B2 true JPS5311228B2 (US06330241-20011211-M00004.png) | 1978-04-20 |
Family
ID=14913253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12556272A Expired JPS5311228B2 (US06330241-20011211-M00004.png) | 1972-12-13 | 1972-12-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5311228B2 (US06330241-20011211-M00004.png) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009282530A (ja) * | 2001-04-20 | 2009-12-03 | Puredepth Ltd | 光学リターダを用いたディスプレイ |
JP2009301036A (ja) * | 2008-06-12 | 2009-12-24 | Hwaseung Industries Co Ltd | 零(0)の波長分散性を有し、面内位相差の値が均一な位相差フィルム及び正(+)の波長分散性を有する積層光学フィルム |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56130701A (en) * | 1980-03-18 | 1981-10-13 | Toyobo Co Ltd | Quarter wavelength film |
JPS56130702A (en) * | 1980-03-18 | 1981-10-13 | Toyobo Co Ltd | Quarter wavelength film |
JPH01183625A (ja) * | 1988-01-18 | 1989-07-21 | Matsushita Electric Ind Co Ltd | 液晶表示装置及びそれに用いる位相板の製造方法 |
JPH0321902A (ja) * | 1989-06-19 | 1991-01-30 | Tokuyama Soda Co Ltd | 位相差板及びその製造方法 |
US5867239A (en) | 1997-10-17 | 1999-02-02 | Minnesota Mining And Manufacturing Company | Wide angle optical retarder |
US7744969B2 (en) | 2006-03-23 | 2010-06-29 | Sumitomo Chemical Company, Limited | Retardation film and method for production thereof |
-
1972
- 1972-12-13 JP JP12556272A patent/JPS5311228B2/ja not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009282530A (ja) * | 2001-04-20 | 2009-12-03 | Puredepth Ltd | 光学リターダを用いたディスプレイ |
JP2009301036A (ja) * | 2008-06-12 | 2009-12-24 | Hwaseung Industries Co Ltd | 零(0)の波長分散性を有し、面内位相差の値が均一な位相差フィルム及び正(+)の波長分散性を有する積層光学フィルム |
Also Published As
Publication number | Publication date |
---|---|
JPS4982777A (US06330241-20011211-M00004.png) | 1974-08-09 |