Flexible ITO Solutions builds windows that can be switched from clear to opaque.

Kent State University has spun out Flexible ITO Solutions (Fitos). The new company is commercialising technology that can turn windows from clear to opaque and back again.

The spin-out’s product is a flexible, transparent film that can be placed in between two panes of glass. The film is cracked, which creates electrode patterns that cannot be seen but can determine how much light is let through – turning the window clearer or more opaque, respectively. In essence, the technology is…