Integrating an ITO Glass Heater Into Compact OEM Assemblies
https://polyimide-heater-guide.talesignal.com/posts/mica-heater-vs-flexible-heater-understanding-the-differences
In camera windows, an ITO glass heater must deliver heat in a controlled way. It uses a transparent conductive ITO layer applied to glass. One useful trait is full-surface heating. Still, edge losses can change the result