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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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( A4 y7 O! _/ M, ~$ dPart One. Aluminum body
: m. r' a8 I6 V5 E& \9 e8 o; G. D1.Weight- for aluminum, the more heavy, the more thick the body , the better
1 l e9 T2 O! R, {( `) U2.Material- Aluminum is better than plastic or mix materials
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Part Two. LED% S* |6 \7 C% w% p' u9 k: r
1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands." |( X: d/ e; [: Y& R) t5 S
2.Testing by aging equipment is more direct way2 p. ^( N0 O$ w. I: Y
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.
3 H3 O- g: W# p1 b! `& D1 n& a5 k& v4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.9 ]+ C$ `8 u& s8 r
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* [4 n) r" s* k- V, w5 S+ uPart Three. Driver7 X& N$ x9 G3 p% t0 P1 H2 y
1.Components- If you open the cover by screwing,the more components it has, the safer/better.
4 c9 d! k3 L+ B2 J! |0 I% [8 I2.PF - the higher, the better.4 h7 H* M. \/ ?: W# N( Q6 P
2.Appearance, weight, which you can check also.6 F4 t2 t% C; N
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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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