红外辐射

据北京太阳分光辐射实测资料，近10年紫外、可见光和红外分光辐照比分别增长3.8%、-6.6%和6.1%。

infra-red image pick-up tube cathode ray tube

infra-red image pick-up tube

near infra-red spectrum，NIRS

mid infra-red spectrum，MIRS

infra-red lamp, ultra-violet lamp, head radiator

infra-red locating

infra-red flashlight

infra-red reference spectra