... as holes are available. Smallest hole is od0.5mm.6, Surface quality :40/20 60/40 80/507, Transmittance >85%8 ... anti-UV film, antireflective film, gold, aluminum, silver series quartz glass and quartz UV filters, curved reflector, filter glass and so on ... .Product Introductions:Quartz glass can transmit far ultraviolet, transmit visible light and near ...