Skip to main content
  • Illustration developed by Kevin M. Miller, MD, and rendered by C. H. Wooley.
    File Size: 51 KB
    Refractive Mgmt/Intervention

    A, Textbooks often illustrate images produced by lenses as stigmatic. B, In most cases, however, the images are not stigmatic. The point spread function reveals how faithfully an imaging system reproduces each object point.