Until recently, just about every LCD TV used cold cathode fluorescent lamps (CCFL) to provide the very bright backlights required to create an image using an LCD panel. (Even when showing an all-white screen, about 95% of the light is absorbed by the panel, so the backlight needs to produce a lot of light.) CCFL [...]
[url=http://www.hdtvmagazine.com/columns/2009/05/hdtv_almanac_led_lcd_tvs_back_or_sidelit.php]Read Column[/url]
HDTV Almanac - LED LCD TVs: Back or Side-Lit?
-
alfredpoor
- Major Contributor
- Posts: 1805
- Joined: Wed May 13, 2009 9:27 am