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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.) V0 P' |3 R! S+ B, p5 s0 }" w
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Part One. Aluminum body
- i- s& x/ z8 |1 W1.Weight- for aluminum, the more heavy, the more thick the body , the better* H& {1 N4 Z6 l$ j7 B: h9 h4 o
2.Material- Aluminum is better than plastic or mix materials. g' o8 j% a1 F9 K- u+ x
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4 @3 P8 Q+ |2 z* A. j* D% @Part Two. LED
. x) w) C" P/ \! e1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
6 D8 n9 C! F: v0 j( f2.Testing by aging equipment is more direct way# i- E% e* r) I8 [* |# l1 R3 Y0 R
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.8 ?0 j$ b- [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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' |$ k5 O( n0 E! s/ ^Part Three. Driver2 r! w! X* Q/ T' G. b
1.Components- If you open the cover by screwing,the more components it has, the safer/better.# p5 v4 T/ {; x
2.PF - the higher, the better.
! {/ _, A7 [; R2.Appearance, weight, which you can check also.- f/ t* O/ {2 ~7 G6 t5 U: Y, V
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Painting, light guide panel ,and other components, you can see by eye.# F$ g; F/ i/ D& \; m
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发表于 2015-12-8 13:22:20
|手机版|LED盘
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