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Since 2004
For Optics, Semiconductors, MEMS and Biochemical reserachers
OPTOSTAR Ltd.
Crystal Wafers with Micro and Nano process
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ST-cut single crystal quartz wafers
(Standard 2-inch wafers)


Quartz ingots


Material
Cut
Diameter
Thickness
Primary flatness
Front surface
Back surface
Packing


RH single crystal quartz
ST-cut
2inches (50.8 +/-0.2mm)
0.5mm ( +/-50 um)
X-cut (11-20) (15 +/-2mm)
Polished Ra <=10nm
Lapped condition
10 pcs per container
Single crystal quartz wafers

ST-cut Quartz wafers




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germanium
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