White Frame Flat Led Panel Lighting 600x600mm dimmable Office/Home/Hotel
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FAQ:
1.What’s LGP(PMMA)?
A key component to maximize the uniformity of light, to make the backlight slim and to reorient the line or dot light source such as LED to the plate light source.
2.What’s Lumen?
The international (SI) unit of luminous flux or quantity of light and equals the amount of light that is spread over a square foot of surface by one candle power when all parts of the surface are exactly one foot from the light source.
3.What’s efficacy about the light ?
The light output of a light source divided by the total electrical power input to that source, expressed in lumens per watt(lm/w).
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