Designing Heating Zones in a Glass Heater for Better Thermal Balance

https://industrial-heater-world.readspirex.com/posts/how-temperature-sensors-can-be-integrated-with-a-pi-heater

In camera windows, a glass heater must deliver heat in a controlled way. It uses a glass panel combined with a conductive heating layer or heater element. One useful trait is anti-fog capability. Still, thermal stress can change the result