What does the percentage on windshield tint refer to and how is it calculated?
What the percentage means The number on a tint film — like 5%, 15%, 35%, 50%, or 70% — refers to Visible Light Transmission VLT . VLT is the percentage of visible light that can pass through the window film and/or the glass 1 8 16 23 29 31 38...
8000