The film doesn't create extra transparency, just the opposite, it's a diffuser, it's translucent. It lets light through, but details aren't visible through it.

The film doesn't create extra transparency, just the opposite, it's a diffuser, it's translucent. It lets light through, but details aren't visible through it. The interesting parts are the radiant cooling and the self-cleaning. However, it's just a thin film, so it needs a substrate like glass to be practically useful.