Title:
ANTI-REFLECTION FILM
Document Type and Number:
WIPO Patent Application WO/2013/140811
Kind Code:
A1
Abstract:
Provided is an anti-reflection film with which a tint is not applied to reflected light of external light from a front face, it is possible to minimize the tint even with respect to reflected light of external light which enters from a variety of angles. Specifically, a hue of reflected light in a reflection condition in which an angle of entry and an angle of reflection are equivalent even for any entry light for which the angle of entry is in a range of 5-50° in a 380nm-780nm wavelength region of a C light source which is a CIE standard light source satisfies the formulae -3≤a≤3 and -5≤b≤5 in a CIE1 976 L*a*b* color space.
Inventors:
OOKUBO WATARU
Application Number:
PCT/JP2013/001937
Publication Date:
September 26, 2013
Filing Date:
March 21, 2013
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD (JP)
International Classes:
G02B1/11; G02B5/30; G02F1/1335
Foreign References:
| JP2012058415A | 2012-03-22 | |||
| JP2012032661A | 2012-02-16 | |||
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| JP2010060995A | 2010-03-18 | |||
| JP2011208102A | 2011-10-20 | |||
| JP2006072315A | 2006-03-16 | |||
| JP2004138662A | 2004-05-13 | |||
| JP2006235336A | 2006-09-07 | |||
| JP2007256346A | 2007-10-04 | |||
| JP2012078539A | 2012-04-19 |
Attorney, Agent or Firm:
OGASAWARA PATENT OFFICE (JP)
Patent business corporation Ogasawara patent firm (JP)
Patent business corporation Ogasawara patent firm (JP)
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