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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.
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Part One. Aluminum body0 l7 B& f0 |' g. W5 Z7 n. v
1.Weight- for aluminum, the more heavy, the more thick the body , the better
# O8 y( S r6 p; A$ g2.Material- Aluminum is better than plastic or mix materials
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Part Two. LED
1 f9 w6 b. n7 E; M' ~2 N( X2 G+ ~7 L1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
7 l% m( A/ _6 _% s, n2.Testing by aging equipment is more direct way
% F1 Q% B4 i( v" _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.
H. W0 E. n5 A! t* F/ X/ |5 z! B4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.
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7 `. G2 i9 i, r% D( PPart Three. Driver
2 O/ t' @+ e/ _1 S) N! q8 Q5 ^+ m) ]1.Components- If you open the cover by screwing,the more components it has, the safer/better./ k6 w+ j+ M, j% V! H/ R
2.PF - the higher, the better.
2 a+ t2 ]3 c0 @7 S2.Appearance, weight, which you can check also.
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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
|LED盘
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