[[Optical Component]] Infrared-transmitting film, method for producing infrared-transmitting film, infrared optical component, and infrared device

An infrared-transmitting film which is excellent in mechanical strength and environmental resistance. The infrared-transmitting film comprises a buffer layer formed on a surface of an infrared optical substrate and having a Vickers hardness greater than that of the substrate and an environmental resistance improving layer provided in contact with the buffer...



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