TY - CONF AU - Kaplan, Simon AU - Thomas, M C2 - Cryogenic Optical Systems and Instruments , Conference | 9th | Cryogenic Optical Systems and Instruments IX | SPIE DA - 2002-09-01 LA - en PB - Cryogenic Optical Systems and Instruments , Conference | 9th | Cryogenic Optical Systems and Instruments IX | SPIE PY - 2002 TI - Measurement of the O-ray and E-ray Infrared Refractive Index and Absorption Coefficients of Sapphire From 10K to 295K ER -