Infrared LED, color cover/dome interactions? - Electrical Engineering Stack Exchange
Investigation of the thermo-physical properties of poly(methyl methacrylate)-based Plexiglass to improve the performance of solar cells - ScienceDirect
3143/ .125/ 48X 96/ INFRA-RED/P - Infra-Red
Transmission Curves of Optics Materials - GS Plastic Optics
Is there a clear plastic or glass that absorbs infrared radiation? - Quora