We developed the laser method for making LGP(Light Gudie Plate) first in the world. The part of LGP (Light Guide Plate) for reflecting and diffusing the light emitted from the light source towards the front of light guide plate is more close to light source, the more increasing and an amount of loss of the emitted light is, and vice versa. So there is blank space the plused laser dot is small and sparser it goes close to the light source, while the plused laser dot is bigger and it goes for from the light source. So we got a wonderful back light source.
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The advantage of laser graving method | ||||||||
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Reflecter |
Dimension |
reflection material |
The ability of resist UV |
Brightness |
Tolerance |
Quality Warranty |
Outdoor & Indoor | |
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Plused laser method LGP |
different volume pits |
three-dimensional |
Vaporized pits on PMMA by the energy of laser |
can resist UV |
Brighter 30% than printed LGP |
0.01mm |
9 years |
Outdoor & Indoor |
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Printed method LGP |
different area dots |
two-dimensional |
Chemical reflection material printed on PMMA |
can't resist UV |
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0.1mm |
5 years |
Indoor |
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