Electronics for avionics, namely, electro-optic instrumentation, namely, altimeters, heads-up video display monitors, infrared instruments in the nature of infrared cameras, cabin pressure regulators, enhanced vision equipment in the nature of night vision and infrared vision displays that penetrate through low visibility conditions, super-imposed vision equipment in the nature of light emitting diode displays, cockpit video displays and indicators in the nature of automatic altitude indicators, temperature indicators, speed indicators, level indicators, and pressure indicators, sensors in the nature of sensors for measuring temperature, pressure, timing, and speed and altitude, computer processing equipment in the nature of computer central processing units, air data computers, product test equipment in the nature of circuit testers, pressure testers, night vision and infrared vision displays, calibration and installation tools in the nature of computer component testing and calibrating equipment, head and side-mounted video displays for providing situational awareness for the aerospace and defense industries