Answers are grounded in this paper and cite their sources.
A simple shadowgraph is used to measure the square wave response of a lens system from its computed spot diagrams. Some fundamental aberrations are studied. Images of a silhouette test object are synthesized and compared to those produced by the lens system itself.
No takes yet. Share an insight, caveat, or question.
Keim et al. (1958) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: