... .extensive optical transmission >90%6.No bubble, no airline Characteristics and superiority 1, Shape:Round, square, rectangle;2, optical silica ... design and tailor made are welcome. Big or small, the max size we did before was 2000mm; thick or thin, Thin or thick, from ... :Quartz glass can transmit far ultraviolet, transmit visible light and near infrared optical curve. It is characterized by small ...