2.Halogen Point Heater 2-5.Temperature distribution of Halogen Point Heater Thursday October 30th, 2014 HEAT-TECH info The temperature distribution is approximately proportional to the cube root of the illuminance (light energy density). Related page: 3-5.Temperature Distribution of Halogen Line Heater 2-4.Focal Length and Focal Diameter of Halogen Point Heater 2-1.Overview of the Halogen Point Heater No.23 Temperature setting of the tensile testing machine (non-magnetic material and high temperature) 2-6.Halogen Point Heater cooling No.92 Temperature setting of the coil spring testing machine (low-temperature material) No.91 Temperature setting of the tensile testing machine (low-temperature material) 2-7.Halogen Point Heater Lamp lifespan