Sensor Placement Strategies for Better Kapton Heater Temperature Feedback
https://thermal-component-hub.clearminster.com/posts/where-silicone-heaters-are-used-in-modern-industrial-applications
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