Planning Lead Wires and Connection Points for a Kapton Heater
https://precision-surface-heat.swiftnestly.com/posts/how-to-control-temperature-in-an-ito-glass-heater-system
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