luminance

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lu·mi·nance

(lū'mi-nănts),
The brightness of an object, expressed as the luminous flux per unit solid angle per unit projected area, measured in lamberts or in candelas per square meter.
[L. lumino, to light up, fr. lumen, light]

luminance

the brightness of a light-emitting source (e.g., a view box or computer monitor).

lu·mi·nance

(lū'mi-năns)
The brightness of an object, expressed as the luminous flux per unit solid angle per unit projected area, measured in lamberts or in candelas per square meter.
[L. lumino, to light up, fr. lumen, light]

luminance

Photometric term characterizing the way in which a surface emits or reflects light in a given direction. It is equal to the luminous intensity measured in a given direction divided by the area of this surface projected on a perpendicular to the direction considered. Symbol: L. Units: candela per square metre (SI unit); footlambert; lambert, etc. See brightness; candela per square metre; footlambert; lambert; lightness; millilambert; nit; photometry; SI unit.
References in periodicals archive ?
Luma distributors include The Sharper Image, Macy's, Burdines, Abraham && Strauss, Bamberger's, GTE Northwest, and several high-tech and telephone specialty stores.
8220;We're very excited to announce this revolutionary purification system,” said Mike Tennant, National Account Manager at Luma Comfort Corporation.
The LUMA device is a stand-alone, mobile optical analysis system, with components that include a console that contains an ultraviolet laser, an illumination probe, and a computer.
LUMA now has close links with Liverpool John Moores University through its Department of Marine Studies.
The inspirational story of Coach Luma and the chance creation of Clarkston's refugee soccer team have attracted extensive media attention, leading to a $3 million movie and book deal that have helped fund the growth of Mufleh's ever-expanding dreams.
In addition to providing energy efficient illumination, Luma SmartLamp also lets users to take charge of their environments by allowing them to simultaneously amplify music or conversations from their smart phones, program alarms, select lighting colors and brightness, and charge their phones all from one device.
Al Ghamdi was found guilty of torturing his daughter Luma to death when she visited him and his new wife at their home.
The new Luma Comfort HC12W ultrasonic humidifier releases a soothing, micro fine cool mist into the air, which temporarily relieves congestion, chapped lips and flakey skin.
The solution, designed, built and installed by ABB's channel partner--RG Luma, ensures the company can meet its own stringent requirements for the hygienic handling of food, as well as introducing reduced labour costs and improved health and safety levels at the 120,000 square foot manufacturing plant in Dunstable, Bedfordshire.
One of the most distinctive rental properties available is a luxury one- bedroom flat in Glasgow's Luma Tower.
The family of companies now includes MAYA Design, a technology design and innovation lab; LUMA Institute, an educational institute that fosters innovation by developing competency in Human-Centered Design throughout organizations; and Rhiza Labs, a developer of business intelligence and online mapping software.