OPC Corporation (OHARA group)
Link Japanese
OPC provides substrate polishing technology for a variety of materials including quartz,fused silica and optical glass, which are then used in precision optical machinery. Our experience, skills, state-of-the-art technology and know-how acquired over the years, are earnestly put to work to meet the demanding requirements of our customer's product.
·High temperature Poly-Si TFT-LCD
·Micro lens arrays
·Opposing electrode wafer
·Photomask for LSI
·Monitor wafers.Wide variety wafers
·Highly advanced technology
·Roughness on both
surface Ra≒0.15nm
·High accuracy(0.3µm)of surface TTV.
·Suitableness using semiconductor-grade.
·High cleanness,surface impurity concentration Metal <1×1010 atoms/cm2
·Acquired ISO9001 Series Certification.
·A dependable complete quality assurance structure