31432069infrared radiationPT2026-03-30 20:56:33UF31432070infra-redNDUF31432071infraredNDUF31432072infra-red lightNDUF31432073infra-red raysNDUF31432074light, infra-redNDUF31432075radiation, infra-redNDUF31432076IRNDUF31432077IR radiationNDUF31432078infrared lightNDUF31432079infrared raysNDUF31432080light, infraredNDUF31432081radiation, infraredNDUF31432082rays, infraredNDBT31402806electromagnetic radiationPTRT31410068infrared photographyPTRT31436450false-color infrared photographyPT