What people are saying - Write a review
We haven't found any reviews in the usual places.
PHYSICAL CHARACTERISTICS OF LIGHT
Velocity of Light
30 other sections not shown
aberration ametropia angle of incidence angular magnification apex arc degrees astigmatic axial back surface blur disk center of curvature conjugate point converging lens convex cornea correcting lens cylinder diagram diffraction diopter lens diopters dioptric power direction diverging entrance pupil equal equation examiner's eye figure focal length focal lines formula front surface given glass horizontal hyperopia hyperopic illuminance image distance image formed incident light index of refraction intersection light source luminous flux measured meridian meters minute of arc nodal object and image object distance object point oblique ophthalmic lenses ophthalmic optics optic axis optical system parallel pencil of light position posterior focal principal plane prism diopters prismatic deviation pupil radius of curvature reflected refractive error relationship retina retinal image retinoscope right angles rotation schematic eye second principal point sphere subtended surface power tance target thickness thin lens tion triangles true power vergence vertex power vertical wave front wavelength