HUD of an aircraft. A head-up display or heads-up display âalso known as a HUD âis any transparent display that presents data without requiring users to look away from their usual viewpoints.n the military, a HUD can be used to overlay tactical information such as the output of a laser rangefinder or squadmate locations to infantrymen. A prototype HUD has also been developed that displays information on the inside of a swimmer's goggles or of a scuba diver's mask.
Taking home $58,260 on average, high school teachers make salaries comparable to those of elementary school teachers ($56,320), middle school teachers ($56,630), and school counselors ($56,160).Salaries vary a little more for other professionals who work within a school system.alary Outlook. The BLS reports the median annual salary for high school teachers was $55,360 in 2013. The best-paid 10 percent in the field made approximately $86,720, while the bottom 10 percent made $37,230.
The average annual salary for middle school teachers was $58,760, and for elementary school teachers it was $57,730. To become a teacher you need at least a bachelor's degree in education or the subject you want to teach, and you must also meet any state licensing requirements.