... , NSG glass, Corning glass, SCHOTT ultra-thin glass polishing, normal size: 400´500mm,370´470mm,450´550mm, can provide OEM services ... c)Excellent parallelism d)Can satisfy the requirement of the large size flat l AGC glass Technical indicators: a)Thickness:0.15mm ... ,0.2mm,0.26mm,0.28mm b)Size:370´470mm,400´500mm,450´550mm c)TTV:Φ500 range ...