Aberrations of Thin Lenses: An Elementary Treatment for Technicians and Students |
Contents
ASPHERIC SURFACES | 17 |
SPHERICAL SURFACE AND THIN LENS SPHERICAL | 36 |
PARAXIAL REGION FIRST ORDER THEORY | 83 |
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Common terms and phrases
angle aperture apply assumed astigmatism axial axis becomes bending calculation called centre CHAPTER chromatism coma components computation conjugate cosē curvature curve determine diagram diameter direction distance distortion effect entrance equal equations example expressed extended eyepiece F₂ factor field flux focus front given gives glass ideal image illumination inch incident lenses light limited luminance lying magnification mean measured method normal object object point oblique obtain optical optical axis order theory paraxial passes path pencil placed plane position practical primary principal ray projection pupil quantity radius reference reflection refraction refractive index region relation represented respectively rotation sagittal separation shown shows single slope spherical aberration stop surface tangential thickness thin lens third order values varies zero zone