TY - JOUR T1 - Random facet Fresnel lenses and mirrors JO - Optical Engineering UR - https://doi.org/10.1117/1.1355959 PY - 2001/05/01 AU - Gregory DA ED - DO - DOI: 10.1117/1.1355959 PB - SPIE-Intl Soc Optical Eng VL - 40 IS - 5 SP - 713 EP - 713 Y2 - 2026/02/04 ER -