DoD Security Services (Call) Center Functions Transition to DMDC Contact Center. On June 1, 2013, the DoD Security Services (Call) Center (DSS Call Center) transferred various customer service functions to the Defense Manpower Data Center (DMDC) Contact Center.
Depending on the make and model, an infrared thermometer is actually reading the temperature above, below or around where you see the laser. Some infrared thermometers, like the IR Pro Series and the IR-IND are equipped with two lasers.
1 Ear thermometers are plastic and come in different shapes. 2  They use infrared energy to measure body temperature. 3  The small cone-shaped end of the thermometer is placed in the ear, and body temperature is shown on a digital display.