TY - BOOK AU - Melugin, Ramsey, ed. TI - Cryogenic Optical Systems and Instruments II T2 - Proceedings of SPIE; V. 0619 SN - 9780892526543 (Print) PY - 1986/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0619 ER -