Philips 240SW9 IPS In Plane Switching, LCD liquid crystal display, Liquid crystal, Luminance

Glossary

IPS (In Plane Switching)

A technique of improving the viewing angle of an LCD where the liquid crystal molecules are switched in the plane of the LCD layer rather than vertical to it.

L

LCD (liquid crystal display)

A display composed of liquid crystal suspended between two transparent sheets. The display is composed thousands of pixels which can be turned on or off with electrical stimulation. Thus,

colorful images/texts can be generated.

Liquid crystal

The compound found in liquid crystal displays. Liquid crystal reacts predictably when electrically stimulated. This makes it the ideal compound to turn LCD pixels "on" or "off." Liquid crystal is sometimes abbreviated as LC.

Luminance

A measure of the brightness or luminous intensity of light, usually expressed in units of Candelas per square meter (cd/m2) or foot Lamberts. 1 fL=3.426 cd/m2.

RETURN TO TOP OF THE PAGE

N

Nit

A unit of luminance equal to 1 cd/m2 or 0.292 ftL.

file:///P/P_TranslateFile/C9/2008/8/C9004300-Qisda-Philips%20240SW...3-Final/CD-Contents/lcd/manual/ENGLISH/240SW9/glossary/glossary.htm 第 5 頁 / 共 10 2008/8/13 下午 05:44:14