Title:
OPTICAL LAMINATE, POLARIZING PLATE AND IMAGE DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2008046496
Kind Code:
A
Abstract:
To provide an optical laminate capable of achieving a so-called glossy black feeling by enhancing flicker preventiveness and contrast improving property, particularly black reproducibility while imparting antiglare property.
The optical laminate includes a light transmissive substrate 1 and an antiglare layer 2 disposed on the light transmissive substrate 1, wherein the antiglare layer 2 has an outermost surface having an irregular shape and a surface of the optical laminate has an average spacing Sm of 50 to 100 m, an average tilt angle a of the irregular part of 0.1-1.0 and an average roughness Rz of the irregularity of 0.2 to 1.0 m.
Inventors:
FURUI GEN
IWATA YUKIMITSU
KODAMA TAKASHI
NISHIMURA YOSHIYASU
MIKAMI TAKEKAZU
IWATA YUKIMITSU
KODAMA TAKASHI
NISHIMURA YOSHIYASU
MIKAMI TAKEKAZU
Application Number:
JP2006223522A
Publication Date:
February 28, 2008
Filing Date:
August 18, 2006
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
G02B5/02; B32B7/02; G02B1/11; G02B1/111; G02B1/16; G02B1/18; G02B5/30; G02F1/1335
Domestic Patent References:
| JP2005195819A | 2005-07-21 | |||
| JP2003222713A | 2003-08-08 | |||
| JP2002372607A | 2002-12-26 | |||
| JP2005316413A | 2005-11-10 | |||
| JP2006116805A | 2006-05-11 | |||
| JP2005316450A | 2005-11-10 | |||
| JP2006030983A | 2006-02-02 | |||
| JP2003248110A | 2003-09-05 | |||
| JP2002196116A | 2002-07-10 | |||
| JP2001305314A | 2001-10-31 |
Foreign References:
| WO2005073763A1 | 2005-08-11 |
Attorney, Agent or Firm:
Yasuo Yasutomi
Toshiyasu Yagi
Toshiyasu Yagi