Basics

Luminous Flux
Total light released by the light source in a second.
Unit: Lumen (lm)

 

Ill uminance

Total incident light arrives on a certain area. That's the value of light beam divided by the area. It's used to describe how light it is in a certain place.

Unit: Lux (Lm/m2)

 

Luminous Intensity

It defines the intensity of the light. Also known as the total light released in a certain direction.

Unit: Candela (cd)

 

Luminance

This is the intensity of reflected light from an object in a certain direction, also known as the light intensity in a certain direction on a unit area.

Unit: nt (cd/m2) Stibe (cd/m2)

 

Economics

This is the total light generated by 1w of electric power. Higher the value, more efficient the light source will be.

Unit: lm/w





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Hong Kong International Lighting Fair
27-30/10/2008,Exhibitor:LUSTROUS, Booth No.1T44,Organiser:Hong Kong Trade Development Council - Exhibitions Department Unit 13, expo Galleria, Hong Kong Convention and Exhibition Centre, 1 Expo Drive, Wan Chai, Hong Kong.

Latest products and exhibition information
Lustrous Technology LTD has present its first 10W LED product, Lustron X. With its unique COB packaging design and material selection, Lustrous X can achieve over 1000 lumen in a single package. Typical production luminous efficacy for white is 75 lm/W @ If =350mA. The laboratory result is 100 lm/W. Warm White Series will be available in spring 2008. Lustrous will exhibit the Lustron X in Hong Kong International Lighting Fair 2007. The booth number is 1T40. Lustrous welcome all guests come to visit.