TY  - BOOK
AU  - Winston, Roland, ed.
TI  - Nonimaging Optics: Maximum Efficiency Light Transfer IV
T2  - Proceedings of SPIE; V. 3139
SN  - 9780819425614 (Print)
PY  - 1997///
CY  - Washington, USA
PB  - SPIE
UR  - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3139
ER  -