Yakri Crafts CO.,LTD

When it come to crystal led light box ,many customer don’t understand its specific working principle. Basically ,LED light box consist of front acrylic panel, ,light guide panel ,LED stripe .The structure is very simple ,but different technique would greatly cause the brightness of light.

For the guild light panel of the led light box. Actually ,there are two kinds of technique . One is to silkprint lattice square on it and the other technique is to engrave the guild light panel, whose light would be much bright than printing light box

Concering the specific difference between silkprint style and engraved ,we have detailed description here http://www.displayonacrylic.com/news/shownews-34.html

Usually ,for the brightness of led light box ,we have one special testing tool,whose unit of LUX reflect the brightness of this light box .The more this unit of LUX ,the more brignt this led light box.
 
In order to make  you understand the great difference between engraved light box and silkprint light box, we just  take two photos for the test result for these kind of light box.
 
As you can see ,the brightness of engraved light box is 257LUX,while that of silkprint light box is just 64 LUX. That's the big difference!