TimelineYear1960Release dateUnknownTypeprincipleCoherence factor sigmaSpatial coherence controlContrast enhancementIllumination optimizationImaging performance
Sourceshttps://www.spiedigitallibrary.org/ebooks/PM/Fundamental-Principles-of-Optical-Lithography/6/Aerial-Image-Formation-The-Role-of-Coherence/10.1117/3.601520.ch6