How Thermal Mass Changes the Behavior of an ITO Glass Heater
https://modern-heating-elements.publishlane.com/posts/how-to-choose-a-silicone-heater-for-industrial-equipment
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