TY - CONF AU - Howard Yoon AU - Gary Graham AU - Robert Saunders AU - Yuqin Zong AU - Eric Shirley C2 - SPIE Optical Engineering + Applications , San Diego, CA DA - 2012-10-19 DO - https://doi.org/10.1117/12.930800 LA - en M1 - SPIE Vol. 8510, 85100D PB - SPIE Optical Engineering + Applications , San Diego, CA PY - 2012 TI - The distance dependences and spatial uniformities of spectral irradiance standard lamps ER -