The present invention addresses the issue of providing an optical selective film that contributes to efficiently converting light into heat. This optical selective film is characterized in that: the optical selective film includes at least an Ag-containing layer, and an Ag diffusion prevention layer that is disposed adjacent to the Ag-containing layer; and the Ag diffusion prevention layer contains FeSi X (X=1 to 2).
申请公布号
EP2930446(A4)
申请公布日期
2016.07.20
申请号
EP20130859870
申请日期
2013.10.28
申请人
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI;JAPAN FINE CERAMICS CENTER