| abstract |
The invention relates to a substrate ( 30 ) coated on one face ( 31 ) with a multilayer of thin films ( 34 ) comprising at least one metal functional layer ( 140 ) based on silver or made of silver and two antireflective coatings ( 120, 160 ), the said antireflective coatings each comprising at least one antireflective layer ( 124, 164 ), the said functional layer ( 140 ) being disposed between the two antireflective coatings ( 120, 160 ), characterized in that the said metal functional layer ( 140 ) is a discontinuous layer having a surface area occupation factor in the range between 50% and 98%, or even between 53% and 83%. |