透红外晶体材料由于具有优异的红外光学性能，已被广泛应用于红外窗口和整流罩等方面。 简要概述了透红外晶体材料的性能要求及其对透红外晶体材料发展的意义。以性能优异为指标，梳理了国内外 关于透红外晶体材料的研究现状。最后展望了透红外晶体材料的发展趋势。

Because of excellent infrared optical properties, infrared transmission crystal materials are widely used in both the military field and the civil field. The property requirements of infrared transmission crystal materials and their significance are presented in brief. By taking the excellent property as a precondition, the current research status of the infrared transmission crystal materials at home and abroad is presented. Finally, the trend of the infrared transmission crystal materials is forecasted.