... Series 2.Optical Glass Products SeriesZCQ Main products: 1. ORDINARY QUARTZ PRODUCTS: QUARTZ PLATE, QUARTZ TUBING, QUARTZ ROD 2. SIO2 SPUTTERING TARGETS: Grain, Wafer, Disc, Panel, Plate ... film, gold, aluminum, silver series quartz glass and quartz UV filters, curved reflector, filter glass and so on 6. OPTICAL WINDOW: High windows, ultra-thin ...