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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.& b3 S0 Q& P# M# Q
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Part One. Aluminum body
- L1 m9 ~: ]* I( c1.Weight- for aluminum, the more heavy, the more thick the body , the better3 R* e/ o. Z! O) f6 s
2.Material- Aluminum is better than plastic or mix materials
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Part Two. LED5 I. m/ C2 l; d( f! o2 Q
1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.+ r0 Y, s5 ~: I4 A' F( v0 R" t0 t
2.Testing by aging equipment is more direct way
" ?$ a3 o6 }; d3.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 z. {1 u% K# [3 W, ^4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.. A5 I; f, Q! l& j! T% Q" y
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$ m: k. P' p6 G! L- h% f! h- EPart Three. Driver5 \8 G" d& |9 s$ ^4 h2 h* ?7 H+ X# ^
1.Components- If you open the cover by screwing,the more components it has, the safer/better.. q4 P3 H3 { i$ h5 N0 ~' O5 ]
2.PF - the higher, the better.3 X4 c# H4 W% y1 ~/ \
2.Appearance, weight, which you can check also.6 z2 S% ?+ _- w( l. ]3 P8 l5 T
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Others+ A7 y$ w9 _% {/ p" m5 N P- A; \# K
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
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