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The structure for LED ceiling panel is simple, it mainly consists of 3 parts mainly, let's do it one by one.$ ]' a- x% b5 J7 D
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Part One. Aluminum body0 T/ d: N% W, U% j: P. P0 E
1.Weight- for aluminum, the more heavy, the more thick the body , the better
8 `" i! \% I+ i. y j$ F3 K2.Material- Aluminum is better than plastic or mix materials8 E, z1 q3 _9 p L ]' a' I, l) d
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m& T& v" F* w! o8 RPart Two. LED
+ D8 Z" \$ P5 Q, L6 _. d6 |3 @1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
6 \3 {4 A0 y, D- y' Q2.Testing by aging equipment is more direct way
& l I4 p; ?' L1 S& D- ]6 a7 o3.Brightness- this is complex, <50lm/W and >120lm/W are neither good. Low lumens means low brightness, >120lm/W maybe high decay=short lifespam.% t% {/ I ]5 ]0 f
4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.
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4 P# q: }0 I6 i& x" f2 ^( rPart Three. Driver
0 C! H( {( s& K3 B1.Components- If you open the cover by screwing,the more components it has, the safer/better.
% V' m) M8 K) ^0 i" S; b( b* |2.PF - the higher, the better.$ Z L2 S4 {7 w/ J
2.Appearance, weight, which you can check also.9 P6 r O* {4 b8 o* c/ ^
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Painting, light guide panel ,and other components, you can see by eye.
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发表于 2015-12-8 13:22:20
|手机版|LED盘
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