1. Height: flat screen TV center is apart from the ground 1 m vertical height appropriate on-the-job-2 m range
2. Level direction: normal watch area should be in the flat screen TV normal level ± 60 ° direction within
3. The pitch direction: normal watch area should be in the flat screen TV normal vertical direction within ± 15 °
4. Distance: watch from the normal position flat-panel televisions screen distance should be in flat TV wind screen of the height of the 2 times-6 times range. Among them, the conventional analog TV stard definition TV to watch the normal position should be the height of the TV screen four times-six times range; High definition TV to watch the normal position should be the height of the TV screen twice to three times the range.
