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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.1 C4 k# H r* _. M# @: A
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Part One. Aluminum body0 Y- N: w8 H& f. {7 S' p
1.Weight- for aluminum, the more heavy, the more thick the body , the better* Z% o1 H7 ~" n5 J" V0 y2 `# A: H
2.Material- Aluminum is better than plastic or mix materials0 R' Q+ v4 Y6 _) N5 P( t
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7 T/ v( O! t: s6 \' \Part Two. LED
! Q9 Y6 K3 p1 [1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
* C4 `# h) y, M( U2.Testing by aging equipment is more direct way/ m1 a+ k! `" T% B q
3.Brightness- this is complex, <50lm/W and >120lm/W are neither good. Low lumens means low brightness, >120lm/W maybe high decay=short lifespam.
5 Z& c& j' E; a: V% T4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.
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) Y6 n% ]) H5 H3 p- B( S" z% S' fPart Three. Driver
# D2 @; z: L% w" |2 R6 l ^1.Components- If you open the cover by screwing,the more components it has, the safer/better.$ c' z+ r: i1 M
2.PF - the higher, the better.0 y1 R9 a: G9 |2 n0 t- l
2.Appearance, weight, which you can check also.
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Others
D" t1 e! K( TPainting, light guide panel ,and other components, you can see by eye.
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发表于 2015-12-8 13:22:20
|LED盘
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