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Standard for LED ceiling panel quality checking by eye sight

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    2017-8-23 08:50
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    发表于 2015-12-8 13:22:20 | 显示全部楼层 |阅读模式
    The structure for LED ceiling panel is simple, it mainly consists of 3 parts mainly, let's do it one by one.4 F2 F# x) ^3 I2 i) @2 v
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    6 t. }" R8 |8 [Part One. Aluminum body
    & Y3 Y- p; R- t$ h7 C1.Weight- for aluminum, the more heavy, the more thick the body , the better' l7 `1 J' m4 H5 K
    2.Material- Aluminum is better than plastic or mix materials
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    % N2 {+ c# i. b$ pPart Two. LED1 b* e2 ?: l: g( z' m
    1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
    3 X% {5 P& a  d# N7 I# g2.Testing by aging equipment is more direct way" x. c4 A% A) ^7 z
    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.
    7 P2 j# {  f9 I) [% Z4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.
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      K% x3 X6 t& HPart Three. Driver1 r4 {: ?' O( u* {5 u
    1.Components- If you open the cover by screwing,the more components it has, the safer/better.' N8 [, V8 B! N, E' m
    2.PF - the higher, the better.5 r) o9 |' J- b8 X2 A" Q0 W
    2.Appearance, weight, which you can check also.
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    7 p, x# x" t3 k# \' C, \' H1 S, YPainting, light guide panel ,and other components, you can see by eye.
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