Sensor Placement Strategies for Better Kapton Heater Temperature Feedback
https://electric-heat-insights.birchreport.com/posts/how-mica-heater-design-can-support-more-uniform-surface-temperatures
In precision instruments, a kapton heater must deliver heat in a controlled way. It uses a resistive foil circuit laminated within polyimide film. One useful trait is custom circuit patterns. Still, hot spots can change the result