Optical glass is a glass that can change the propagation direction of light and the relative spectral distribution of ultraviolet, visible or infrared light.The narrow sense of optical glass refers to colorless optical glass;Generalized optical glass also includes colored optical glass, laser glass, quartz optical glass, radiation resistant glass, ULTRAVIOLET infrared optical glass, fiber optical glass, acoustooptic glass, magneto-optic glass and photochromic glass.Optical glass can be used to manufacture lenses, prisms, mirrors and Windows in optical instruments.The components composed of optical glass are the key components in optical instruments.
Optical glass is divided into colored optical glass and colorless optical glass two categories.
Colored optical glass is divided into phosphate glass, silicate glass, neutral (dark) glass with selenium and cadmium coloring and ion coloring selective absorption glass.
