A,M,R Plane Patterned Sapphire Substrate (PSS)
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A,M,R Plane Patterned Sapphire Substrate (PSS)

Patterned Sapphire Substrates (PSS) is micro-patterned sapphire substrate used to for GaN based light emitting diodes(LEDS). The PSS reduces the dislocation density in the GaN layer, enhances the light extraction efficiency and increase LEDs’brightness.

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Product Description

Detailed specification:

Crystal Material99.996%,high purity, monocrystalline Al2O3
GradePrime
OrientationAplane  or  Mplane  or  Rplane
Diameter2 inch
Patterned SpecDiameter: 2.7 ± 0.15 μm;  Spacing: 0.3 ± 0.15 μm;  Depth: 1.75 ± 0.15 μm
Pattern type3μm pitch, Cone Type
Thickness430±15 μm
SurfaceSSP or DSP
TTV/BOW/WARP≤ 10 μm
PackageClass 100 clean room cleaning, vacuum packaging; 25 pieces in one cassette packaging or individual packaging



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