建筑贴膜产品隔热膜的可见光穿透率 VISIBLE LIGHT TRANSMITTED(VLT):Visible light transmitted is the ratio of visible solar energy (380-750nm) that passes through the glazing system to the total visible solar energy falling on the glazing system.
可见光穿透率(VLT):可见光穿透率是指穿透贴膜玻璃的可见光(波长为380-750nm)和总太阳有中的可见光的百分比。