DBEF


Also found in: Acronyms.

DBEF

(Dual Brightness Enhancement Film) A film from 3M that increases the brightness of LCD screens. The film recycles most of the light that is normally lost in the rear polarizer.
References in periodicals archive ?
Based on the company's multi-layer optical film core technology developed by 3M scientists, the Vikuiti DBEF D3-260 film will debut at FPD International, to be held October 28-30 in Yokohama, Japan.
Last month, 3M's Vikuiti DBEF won the Alliance to Save Energy's "Star of Energy Efficiency Award" for its potential to save billions of kWh in LCD TVs and monitors.
Using the Vikuiti DBEF film allows manufacturers to eliminate two or more bulbs in the backlight assembly of LCD monitors and TVs, increasing overall energy efficiency of the devices as much as 32 percent.
We continue to develop new innovations, such as the DBEF D3 300, our latest Vikuiti Dual Brightness Enhancement Film for LCD TVs that can reduce power consumption by up to 37% and our Vikuiti BEF-RP for notebooks, which has the ability to increase brightness by up to 44% and extend notebook battery life 14-17 minutes beyond that of a standard film stack.
New Vikuiti DBEF D3-300 Enables Ultra Efficient LCD TVs
At FPD International, 3M will unveil its new Vikuiti Dual Brightness Enhancement Film for LCD TVs, DBEF D3-300, which can reduce power consumption on LCD TVs by up to 37%, without sacrificing image quality.
The study covers all sales of prism film (BEF), BEF equivalents such as reverse prism film, brightness enhancement diffusers and DBEF sales globally through 2011.
Forecast through 2011 for BEF, reverse prism film, brightness enhancement diffusers and DBEF