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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.! G" L3 o1 _: L! l ]
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Part One. Aluminum body5 \/ U( G. B" w( v- B# h
1.Weight- for aluminum, the more heavy, the more thick the body , the better
* B& U4 u7 u$ ^. q$ m2.Material- Aluminum is better than plastic or mix materials
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Part Two. LED7 C' F! J* P1 }3 \, r( T5 B/ Y
1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
& ?# f$ G u/ R: J/ E; X2.Testing by aging equipment is more direct way
0 o- ~$ @ v/ b5 Z$ R, m3.Brightness- this is complex, <50lm/W and >120lm/W are neither good. Low lumens means low brightness, >120lm/W maybe high decay=short lifespam.
9 D2 ] u1 l; h% c1 I4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.
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Part Three. Driver" A- x! Y. T6 i1 f8 E9 w
1.Components- If you open the cover by screwing,the more components it has, the safer/better.& d, i, l& z4 r d6 P# ]! N& P- V
2.PF - the higher, the better.
$ J0 v% N5 T3 ?& e4 V- z' R o2.Appearance, weight, which you can check also.# t5 I5 a6 ]5 v2 T
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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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